content/renderer/render_frame_impl.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/renderer/render_frame_impl.h"
   6
   7 #include <map>
   8 #include <string>
   9
  10 #include "base/auto_reset.h"
  11 #include "base/command_line.h"
  12 #include "base/debug/alias.h"
  13 #include "base/debug/asan_invalid_access.h"
  14 #include "base/debug/dump_without_crashing.h"
  15 #include "base/i18n/char_iterator.h"
  16 #include "base/metrics/histogram.h"
  17 #include "base/process/process.h"
  18 #include "base/strings/string16.h"
  19 #include "base/strings/utf_string_conversions.h"
  20 #include "base/time/time.h"
  21 #include "cc/base/switches.h"
  22 #include "content/child/appcache/appcache_dispatcher.h"
  23 #include "content/child/permissions/permission_dispatcher.h"
  24 #include "content/child/plugin_messages.h"
  25 #include "content/child/quota_dispatcher.h"
  26 #include "content/child/request_extra_data.h"
  27 #include "content/child/service_worker/service_worker_handle_reference.h"
  28 #include "content/child/service_worker/service_worker_network_provider.h"
  29 #include "content/child/service_worker/service_worker_provider_context.h"
  30 #include "content/child/service_worker/web_service_worker_provider_impl.h"
  31 #include "content/child/v8_value_converter_impl.h"
  32 #include "content/child/web_url_loader_impl.h"
  33 #include "content/child/web_url_request_util.h"
  34 #include "content/child/webmessageportchannel_impl.h"
  35 #include "content/child/websocket_bridge.h"
  36 #include "content/child/weburlresponse_extradata_impl.h"
  37 #include "content/common/clipboard_messages.h"
  38 #include "content/common/frame_messages.h"
  39 #include "content/common/frame_replication_state.h"
  40 #include "content/common/input_messages.h"
  41 #include "content/common/navigation_params.h"
  42 #include "content/common/service_worker/service_worker_types.h"
  43 #include "content/common/swapped_out_messages.h"
  44 #include "content/common/view_messages.h"
  45 #include "content/public/common/bindings_policy.h"
  46 #include "content/public/common/content_constants.h"
  47 #include "content/public/common/content_switches.h"
  48 #include "content/public/common/context_menu_params.h"
  49 #include "content/public/common/page_state.h"
  50 #include "content/public/common/resource_response.h"
  51 #include "content/public/common/url_constants.h"
  52 #include "content/public/common/url_utils.h"
  53 #include "content/public/renderer/browser_plugin_delegate.h"
  54 #include "content/public/renderer/content_renderer_client.h"
  55 #include "content/public/renderer/context_menu_client.h"
  56 #include "content/public/renderer/document_state.h"
  57 #include "content/public/renderer/navigation_state.h"
  58 #include "content/public/renderer/render_frame_observer.h"
  59 #include "content/public/renderer/renderer_ppapi_host.h"
  60 #include "content/renderer/accessibility/renderer_accessibility.h"
  61 #include "content/renderer/browser_plugin/browser_plugin.h"
  62 #include "content/renderer/browser_plugin/browser_plugin_manager.h"
  63 #include "content/renderer/child_frame_compositing_helper.h"
  64 #include "content/renderer/context_menu_params_builder.h"
  65 #include "content/renderer/devtools/devtools_agent.h"
  66 #include "content/renderer/dom_automation_controller.h"
  67 #include "content/renderer/dom_utils.h"
  68 #include "content/renderer/external_popup_menu.h"
  69 #include "content/renderer/geolocation_dispatcher.h"
  70 #include "content/renderer/gpu/gpu_benchmarking_extension.h"
  71 #include "content/renderer/history_controller.h"
  72 #include "content/renderer/history_serialization.h"
  73 #include "content/renderer/image_loading_helper.h"
  74 #include "content/renderer/ime_event_guard.h"
  75 #include "content/renderer/internal_document_state_data.h"
  76 #include "content/renderer/manifest/manifest_manager.h"
  77 #include "content/renderer/media/audio_renderer_mixer_manager.h"
  78 #include "content/renderer/media/crypto/render_cdm_factory.h"
  79 #include "content/renderer/media/media_permission_dispatcher.h"
  80 #include "content/renderer/media/media_stream_dispatcher.h"
  81 #include "content/renderer/media/media_stream_renderer_factory.h"
  82 #include "content/renderer/media/midi_dispatcher.h"
  83 #include "content/renderer/media/render_media_log.h"
  84 #include "content/renderer/media/user_media_client_impl.h"
  85 #include "content/renderer/media/webmediaplayer_ms.h"
  86 #include "content/renderer/memory_benchmarking_extension.h"
  87 #include "content/renderer/mojo/service_registry_js_wrapper.h"
  88 #include "content/renderer/navigation_state_impl.h"
  89 #include "content/renderer/notification_permission_dispatcher.h"
  90 #include "content/renderer/npapi/plugin_channel_host.h"
  91 #include "content/renderer/pepper/plugin_instance_throttler_impl.h"
  92 #include "content/renderer/presentation/presentation_dispatcher.h"
  93 #include "content/renderer/push_messaging/push_messaging_dispatcher.h"
  94 #include "content/renderer/render_frame_proxy.h"
  95 #include "content/renderer/render_process.h"
  96 #include "content/renderer/render_thread_impl.h"
  97 #include "content/renderer/render_view_impl.h"
  98 #include "content/renderer/render_widget_fullscreen_pepper.h"
  99 #include "content/renderer/renderer_webapplicationcachehost_impl.h"
 100 #include "content/renderer/renderer_webcolorchooser_impl.h"
 101 #include "content/renderer/screen_orientation/screen_orientation_dispatcher.h"
 102 #include "content/renderer/shared_worker_repository.h"
 103 #include "content/renderer/skia_benchmarking_extension.h"
 104 #include "content/renderer/stats_collection_controller.h"
 105 #include "content/renderer/web_ui_extension.h"
 106 #include "content/renderer/websharedworker_proxy.h"
 107 #include "gin/modules/module_registry.h"
 108 #include "media/base/audio_renderer_mixer_input.h"
 109 #include "media/base/media_log.h"
 110 #include "media/blink/webencryptedmediaclient_impl.h"
 111 #include "media/blink/webmediaplayer_impl.h"
 112 #include "media/blink/webmediaplayer_params.h"
 113 #include "media/renderers/gpu_video_accelerator_factories.h"
 114 #include "net/base/data_url.h"
 115 #include "net/base/net_errors.h"
 116 #include "net/base/registry_controlled_domains/registry_controlled_domain.h"
 117 #include "net/http/http_util.h"
 118 #include "third_party/WebKit/public/platform/WebStorageQuotaCallbacks.h"
 119 #include "third_party/WebKit/public/platform/WebString.h"
 120 #include "third_party/WebKit/public/platform/WebURL.h"
 121 #include "third_party/WebKit/public/platform/WebURLError.h"
 122 #include "third_party/WebKit/public/platform/WebURLResponse.h"
 123 #include "third_party/WebKit/public/platform/WebVector.h"
 124 #include "third_party/WebKit/public/web/WebColorSuggestion.h"
 125 #include "third_party/WebKit/public/web/WebDocument.h"
 126 #include "third_party/WebKit/public/web/WebFrameWidget.h"
 127 #include "third_party/WebKit/public/web/WebGlyphCache.h"
 128 #include "third_party/WebKit/public/web/WebKit.h"
 129 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 130 #include "third_party/WebKit/public/web/WebMediaStreamRegistry.h"
 131 #include "third_party/WebKit/public/web/WebNavigationPolicy.h"
 132 #include "third_party/WebKit/public/web/WebPlugin.h"
 133 #include "third_party/WebKit/public/web/WebPluginParams.h"
 134 #include "third_party/WebKit/public/web/WebPluginPlaceholder.h"
 135 #include "third_party/WebKit/public/web/WebRange.h"
 136 #include "third_party/WebKit/public/web/WebScopedUserGesture.h"
 137 #include "third_party/WebKit/public/web/WebScriptSource.h"
 138 #include "third_party/WebKit/public/web/WebSearchableFormData.h"
 139 #include "third_party/WebKit/public/web/WebSecurityOrigin.h"
 140 #include "third_party/WebKit/public/web/WebSecurityPolicy.h"
 141 #include "third_party/WebKit/public/web/WebSerializedScriptValue.h"
 142 #include "third_party/WebKit/public/web/WebSettings.h"
 143 #include "third_party/WebKit/public/web/WebSurroundingText.h"
 144 #include "third_party/WebKit/public/web/WebUserGestureIndicator.h"
 145 #include "third_party/WebKit/public/web/WebView.h"
 146 #include "third_party/mojo/src/mojo/edk/js/core.h"
 147 #include "third_party/mojo/src/mojo/edk/js/support.h"
 148
 149 #if defined(ENABLE_PLUGINS)
 150 #include "content/renderer/npapi/webplugin_impl.h"
 151 #include "content/renderer/pepper/pepper_browser_connection.h"
 152 #include "content/renderer/pepper/pepper_plugin_instance_impl.h"
 153 #include "content/renderer/pepper/pepper_webplugin_impl.h"
 154 #include "content/renderer/pepper/plugin_module.h"
 155 #endif
 156
 157 #if defined(ENABLE_WEBRTC)
 158 #include "content/renderer/media/rtc_peer_connection_handler.h"
 159 #endif
 160
 161 #if defined(OS_ANDROID)
 162 #include <cpu-features.h>
 163
 164 #include "content/common/gpu/client/context_provider_command_buffer.h"
 165 #include "content/renderer/android/synchronous_compositor_factory.h"
 166 #include "content/renderer/java/gin_java_bridge_dispatcher.h"
 167 #include "content/renderer/media/android/renderer_media_player_manager.h"
 168 #include "content/renderer/media/android/stream_texture_factory_impl.h"
 169 #include "content/renderer/media/android/webmediaplayer_android.h"
 170 #else
 171 #include "cc/blink/context_provider_web_context.h"
 172 #endif
 173
 174 #if defined(ENABLE_PEPPER_CDMS)
 175 #include "content/renderer/media/crypto/pepper_cdm_wrapper_impl.h"
 176 #elif defined(ENABLE_BROWSER_CDMS)
 177 #include "content/renderer/media/crypto/renderer_cdm_manager.h"
 178 #endif
 179
 180 #if defined(ENABLE_MEDIA_MOJO_RENDERER)
 181 #include "content/renderer/media/media_renderer_service_provider.h"
 182 #include "media/mojo/services/mojo_renderer_factory.h"
 183 #else
 184 #include "media/renderers/default_renderer_factory.h"
 185 #endif
 186
 187 using blink::WebContextMenuData;
 188 using blink::WebData;
 189 using blink::WebDataSource;
 190 using blink::WebDocument;
 191 using blink::WebDOMEvent;
 192 using blink::WebDOMMessageEvent;
 193 using blink::WebElement;
 194 using blink::WebExternalPopupMenu;
 195 using blink::WebExternalPopupMenuClient;
 196 using blink::WebFrame;
 197 using blink::WebHistoryItem;
 198 using blink::WebHTTPBody;
 199 using blink::WebLocalFrame;
 200 using blink::WebMediaPlayer;
 201 using blink::WebMediaPlayerClient;
 202 using blink::WebNavigationPolicy;
 203 using blink::WebNavigationType;
 204 using blink::WebNode;
 205 using blink::WebPluginParams;
 206 using blink::WebPopupMenuInfo;
 207 using blink::WebRange;
 208 using blink::WebReferrerPolicy;
 209 using blink::WebScriptSource;
 210 using blink::WebSearchableFormData;
 211 using blink::WebSecurityOrigin;
 212 using blink::WebSecurityPolicy;
 213 using blink::WebSerializedScriptValue;
 214 using blink::WebServiceWorkerProvider;
 215 using blink::WebStorageQuotaCallbacks;
 216 using blink::WebString;
 217 using blink::WebURL;
 218 using blink::WebURLError;
 219 using blink::WebURLRequest;
 220 using blink::WebURLResponse;
 221 using blink::WebUserGestureIndicator;
 222 using blink::WebVector;
 223 using blink::WebView;
 224 using base::Time;
 225 using base::TimeDelta;
 226
 227 namespace content {
 228
 229 namespace {
 230
 231 const char kDefaultAcceptHeader[] =
 232     "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/"
 233     "*;q=0.8";
 234 const char kAcceptHeader[] = "Accept";
 235
 236 const size_t kExtraCharsBeforeAndAfterSelection = 100;
 237
 238 typedef std::map<int, RenderFrameImpl*> RoutingIDFrameMap;
 239 static base::LazyInstance<RoutingIDFrameMap> g_routing_id_frame_map =
 240     LAZY_INSTANCE_INITIALIZER;
 241
 242 typedef std::map<blink::WebFrame*, RenderFrameImpl*> FrameMap;
 243 base::LazyInstance<FrameMap> g_frame_map = LAZY_INSTANCE_INITIALIZER;
 244
 245 int64 ExtractPostId(HistoryEntry* entry) {
 246   if (!entry)
 247     return -1;
 248
 249   const WebHistoryItem& item = entry->root();
 250   if (item.isNull() || item.httpBody().isNull())
 251     return -1;
 252
 253   return item.httpBody().identifier();
 254 }
 255
 256 WebURLResponseExtraDataImpl* GetExtraDataFromResponse(
 257     const WebURLResponse& response) {
 258   return static_cast<WebURLResponseExtraDataImpl*>(response.extraData());
 259 }
 260
 261 void GetRedirectChain(WebDataSource* ds, std::vector<GURL>* result) {
 262   // Replace any occurrences of swappedout:// with about:blank.
 263   const WebURL& blank_url = GURL(url::kAboutBlankURL);
 264   WebVector<WebURL> urls;
 265   ds->redirectChain(urls);
 266   result->reserve(urls.size());
 267   for (size_t i = 0; i < urls.size(); ++i) {
 268     if (urls[i] != GURL(kSwappedOutURL))
 269       result->push_back(urls[i]);
 270     else
 271       result->push_back(blank_url);
 272   }
 273 }
 274
 275 // Returns the original request url. If there is no redirect, the original
 276 // url is the same as ds->request()->url(). If the WebDataSource belongs to a
 277 // frame was loaded by loadData, the original url will be ds->unreachableURL()
 278 GURL GetOriginalRequestURL(WebDataSource* ds) {
 279   // WebDataSource has unreachable URL means that the frame is loaded through
 280   // blink::WebFrame::loadData(), and the base URL will be in the redirect
 281   // chain. However, we never visited the baseURL. So in this case, we should
 282   // use the unreachable URL as the original URL.
 283   if (ds->hasUnreachableURL())
 284     return ds->unreachableURL();
 285
 286   std::vector<GURL> redirects;
 287   GetRedirectChain(ds, &redirects);
 288   if (!redirects.empty())
 289     return redirects.at(0);
 290
 291   return ds->originalRequest().url();
 292 }
 293
 294 NOINLINE void CrashIntentionally() {
 295   // NOTE(shess): Crash directly rather than using NOTREACHED() so
 296   // that the signature is easier to triage in crash reports.
 297   volatile int* zero = NULL;
 298   *zero = 0;
 299 }
 300
 301 #if defined(ADDRESS_SANITIZER) || defined(SYZYASAN)
 302 NOINLINE void MaybeTriggerAsanError(const GURL& url) {
 303   // NOTE(rogerm): We intentionally perform an invalid heap access here in
 304   //     order to trigger an Address Sanitizer (ASAN) error report.
 305   const char kCrashDomain[] = "crash";
 306   const char kHeapOverflow[] = "/heap-overflow";
 307   const char kHeapUnderflow[] = "/heap-underflow";
 308   const char kUseAfterFree[] = "/use-after-free";
 309 #if defined(SYZYASAN)
 310   const char kCorruptHeapBlock[] = "/corrupt-heap-block";
 311   const char kCorruptHeap[] = "/corrupt-heap";
 312 #endif
 313
 314   if (!url.DomainIs(kCrashDomain, sizeof(kCrashDomain) - 1))
 315     return;
 316
 317   if (!url.has_path())
 318     return;
 319
 320   std::string crash_type(url.path());
 321   if (crash_type == kHeapOverflow) {
 322     base::debug::AsanHeapOverflow();
 323   } else if (crash_type == kHeapUnderflow ) {
 324     base::debug::AsanHeapUnderflow();
 325   } else if (crash_type == kUseAfterFree) {
 326     base::debug::AsanHeapUseAfterFree();
 327 #if defined(SYZYASAN)
 328   } else if (crash_type == kCorruptHeapBlock) {
 329     base::debug::AsanCorruptHeapBlock();
 330   } else if (crash_type == kCorruptHeap) {
 331     base::debug::AsanCorruptHeap();
 332 #endif
 333   }
 334 }
 335 #endif  // ADDRESS_SANITIZER || SYZYASAN
 336
 337 void MaybeHandleDebugURL(const GURL& url) {
 338   if (!url.SchemeIs(kChromeUIScheme))
 339     return;
 340   if (url == GURL(kChromeUICrashURL)) {
 341     CrashIntentionally();
 342   } else if (url == GURL(kChromeUIDumpURL)) {
 343     // This URL will only correctly create a crash dump file if content is
 344     // hosted in a process that has correctly called
 345     // base::debug::SetDumpWithoutCrashingFunction.  Refer to the documentation
 346     // of base::debug::DumpWithoutCrashing for more details.
 347     base::debug::DumpWithoutCrashing();
 348   } else if (url == GURL(kChromeUIKillURL)) {
 349     base::Process::Current().Terminate(1, false);
 350   } else if (url == GURL(kChromeUIHangURL)) {
 351     for (;;) {
 352       base::PlatformThread::Sleep(base::TimeDelta::FromSeconds(1));
 353     }
 354   } else if (url == GURL(kChromeUIShorthangURL)) {
 355     base::PlatformThread::Sleep(base::TimeDelta::FromSeconds(20));
 356   }
 357
 358 #if defined(ADDRESS_SANITIZER) || defined(SYZYASAN)
 359   MaybeTriggerAsanError(url);
 360 #endif  // ADDRESS_SANITIZER || SYZYASAN
 361 }
 362
 363 // Returns false unless this is a top-level navigation.
 364 bool IsTopLevelNavigation(WebFrame* frame) {
 365   return frame->parent() == NULL;
 366 }
 367
 368 // Returns false unless this is a top-level navigation that crosses origins.
 369 bool IsNonLocalTopLevelNavigation(const GURL& url,
 370                                   WebFrame* frame,
 371                                   WebNavigationType type,
 372                                   bool is_form_post) {
 373   if (!IsTopLevelNavigation(frame))
 374     return false;
 375
 376   // Navigations initiated within Webkit are not sent out to the external host
 377   // in the following cases.
 378   // 1. The url scheme is not http/https
 379   // 2. The origin of the url and the opener is the same in which case the
 380   //    opener relationship is maintained.
 381   // 3. Reloads/form submits/back forward navigations
 382   if (!url.SchemeIs(url::kHttpScheme) && !url.SchemeIs(url::kHttpsScheme))
 383     return false;
 384
 385   if (type != blink::WebNavigationTypeReload &&
 386       type != blink::WebNavigationTypeBackForward && !is_form_post) {
 387     // The opener relationship between the new window and the parent allows the
 388     // new window to script the parent and vice versa. This is not allowed if
 389     // the origins of the two domains are different. This can be treated as a
 390     // top level navigation and routed back to the host.
 391     blink::WebFrame* opener = frame->opener();
 392     if (!opener)
 393       return true;
 394
 395     if (url.GetOrigin() != GURL(opener->document().url()).GetOrigin())
 396       return true;
 397   }
 398   return false;
 399 }
 400
 401 WebURLRequest CreateURLRequestForNavigation(
 402     const CommonNavigationParams& common_params,
 403     scoped_ptr<StreamOverrideParameters> stream_override,
 404     bool is_view_source_mode_enabled) {
 405   WebURLRequest request(common_params.url);
 406   if (is_view_source_mode_enabled)
 407     request.setCachePolicy(WebURLRequest::ReturnCacheDataElseLoad);
 408
 409   if (common_params.referrer.url.is_valid()) {
 410     WebString web_referrer = WebSecurityPolicy::generateReferrerHeader(
 411         common_params.referrer.policy,
 412         common_params.url,
 413         WebString::fromUTF8(common_params.referrer.url.spec()));
 414     if (!web_referrer.isEmpty())
 415       request.setHTTPReferrer(web_referrer, common_params.referrer.policy);
 416   }
 417
 418   RequestExtraData* extra_data = new RequestExtraData();
 419   extra_data->set_stream_override(stream_override.Pass());
 420   request.setExtraData(extra_data);
 421
 422   // Set the ui timestamp for this navigation. Currently the timestamp here is
 423   // only non empty when the navigation was triggered by an Android intent. The
 424   // timestamp is converted to a double version supported by blink. It will be
 425   // passed back to the browser in the DidCommitProvisionalLoad and the
 426   // DocumentLoadComplete IPCs.
 427   base::TimeDelta ui_timestamp = common_params.ui_timestamp - base::TimeTicks();
 428   request.setUiStartTime(ui_timestamp.InSecondsF());
 429   request.setInputPerfMetricReportPolicy(
 430       static_cast<WebURLRequest::InputToLoadPerfMetricReportPolicy>(
 431           common_params.report_type));
 432   return request;
 433 }
 434
 435 void UpdateFrameNavigationTiming(WebFrame* frame,
 436                                  base::TimeTicks browser_navigation_start,
 437                                  base::TimeTicks renderer_navigation_start) {
 438   // The browser provides the navigation_start time to bootstrap the
 439   // Navigation Timing information for the browser-initiated navigations. In
 440   // case of cross-process navigations, this carries over the time of
 441   // finishing the onbeforeunload handler of the previous page.
 442   DCHECK(!browser_navigation_start.is_null());
 443   if (frame->provisionalDataSource()) {
 444     // |browser_navigation_start| is likely before this process existed, so we
 445     // can't use InterProcessTimeTicksConverter. We need at least to ensure
 446     // that the browser-side navigation start we set is not later than the one
 447     // on the renderer side.
 448     base::TimeTicks navigation_start = std::min(
 449         browser_navigation_start, renderer_navigation_start);
 450     double navigation_start_seconds =
 451         (navigation_start - base::TimeTicks()).InSecondsF();
 452     frame->provisionalDataSource()->setNavigationStartTime(
 453         navigation_start_seconds);
 454     // TODO(clamy): We need to provide additional timing values for the
 455     // Navigation Timing API to work with browser-side navigations.
 456   }
 457 }
 458
 459 // PlzNavigate
 460 CommonNavigationParams MakeCommonNavigationParams(
 461     blink::WebURLRequest* request) {
 462   const RequestExtraData kEmptyData;
 463   const RequestExtraData* extra_data =
 464       static_cast<RequestExtraData*>(request->extraData());
 465   if (!extra_data)
 466     extra_data = &kEmptyData;
 467   Referrer referrer(
 468       GURL(request->httpHeaderField(WebString::fromUTF8("Referer")).latin1()),
 469       request->referrerPolicy());
 470
 471   // Set the ui timestamp for this navigation. Currently the timestamp here is
 472   // only non empty when the navigation was triggered by an Android intent, or
 473   // by the user clicking on a link. The timestamp is converted from a double
 474   // version supported by blink. It will be passed back to the renderer in the
 475   // CommitNavigation IPC, and then back to the browser again in the
 476   // DidCommitProvisionalLoad and the DocumentLoadComplete IPCs.
 477   base::TimeTicks ui_timestamp =
 478       base::TimeTicks() + base::TimeDelta::FromSecondsD(request->uiStartTime());
 479   FrameMsg_UILoadMetricsReportType::Value report_type =
 480       static_cast<FrameMsg_UILoadMetricsReportType::Value>(
 481           request->inputPerfMetricReportPolicy());
 482   return CommonNavigationParams(request->url(), referrer,
 483                                 extra_data->transition_type(),
 484                                 FrameMsg_Navigate_Type::NORMAL, true,
 485                                 ui_timestamp, report_type, GURL(), GURL());
 486 }
 487
 488 #if !defined(OS_ANDROID)
 489 media::Context3D GetSharedMainThreadContext3D() {
 490   cc::ContextProvider* provider =
 491       RenderThreadImpl::current()->SharedMainThreadContextProvider().get();
 492   if (!provider)
 493     return media::Context3D();
 494   return media::Context3D(provider->ContextGL(), provider->GrContext());
 495 }
 496 #endif
 497
 498 bool IsReload(FrameMsg_Navigate_Type::Value navigation_type) {
 499   return navigation_type == FrameMsg_Navigate_Type::RELOAD ||
 500          navigation_type == FrameMsg_Navigate_Type::RELOAD_IGNORING_CACHE ||
 501          navigation_type == FrameMsg_Navigate_Type::RELOAD_ORIGINAL_REQUEST_URL;
 502 }
 503
 504 RenderFrameImpl::CreateRenderFrameImplFunction g_create_render_frame_impl =
 505     nullptr;
 506
 507 #define STATIC_ASSERT_MATCHING_ENUMS(content_name, blink_name)        \
 508   static_assert(                                                      \
 509       static_cast<int>(content_name) == static_cast<int>(blink_name), \
 510       "enum values must match")
 511
 512 // Check that blink::WebSandboxFlags is kept in sync with
 513 // content::SandboxFlags.
 514 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::NONE,
 515                              blink::WebSandboxFlags::None);
 516 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::NAVIGATION,
 517                              blink::WebSandboxFlags::Navigation);
 518 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::PLUGINS,
 519                              blink::WebSandboxFlags::Plugins);
 520 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::ORIGIN,
 521                              blink::WebSandboxFlags::Origin);
 522 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::FORMS,
 523                              blink::WebSandboxFlags::Forms);
 524 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::SCRIPTS,
 525                              blink::WebSandboxFlags::Scripts);
 526 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::TOP_NAVIGATION,
 527                              blink::WebSandboxFlags::TopNavigation);
 528 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::POPUPS,
 529                              blink::WebSandboxFlags::Popups);
 530 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::AUTOMATIC_FEATURES,
 531                              blink::WebSandboxFlags::AutomaticFeatures);
 532 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::POINTER_LOCK,
 533                              blink::WebSandboxFlags::PointerLock);
 534 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::DOCUMENT_DOMAIN,
 535                              blink::WebSandboxFlags::DocumentDomain);
 536 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::ORIENTATION_LOCK,
 537                              blink::WebSandboxFlags::OrientationLock);
 538 STATIC_ASSERT_MATCHING_ENUMS(SandboxFlags::ALL,
 539                              blink::WebSandboxFlags::All);
 540
 541 }  // namespace
 542
 543 // static
 544 RenderFrameImpl* RenderFrameImpl::Create(RenderViewImpl* render_view,
 545                                          int32 routing_id) {
 546   DCHECK(routing_id != MSG_ROUTING_NONE);
 547
 548   if (g_create_render_frame_impl)
 549     return g_create_render_frame_impl(render_view, routing_id);
 550   else
 551     return new RenderFrameImpl(render_view, routing_id);
 552 }
 553
 554 // static
 555 RenderFrameImpl* RenderFrameImpl::FromRoutingID(int32 routing_id) {
 556   RoutingIDFrameMap::iterator iter =
 557       g_routing_id_frame_map.Get().find(routing_id);
 558   if (iter != g_routing_id_frame_map.Get().end())
 559     return iter->second;
 560   return NULL;
 561 }
 562
 563 // static
 564 void RenderFrameImpl::CreateFrame(
 565     int routing_id,
 566     int parent_routing_id,
 567     int proxy_routing_id,
 568     const FrameReplicationState& replicated_state,
 569     CompositorDependencies* compositor_deps,
 570     const FrameMsg_NewFrame_WidgetParams& widget_params) {
 571   // TODO(nasko): For now, this message is only sent for subframes, as the
 572   // top level frame is created when the RenderView is created through the
 573   // ViewMsg_New IPC.
 574   CHECK_NE(MSG_ROUTING_NONE, parent_routing_id);
 575
 576   blink::WebLocalFrame* web_frame;
 577   RenderFrameImpl* render_frame;
 578   if (proxy_routing_id == MSG_ROUTING_NONE) {
 579     RenderFrameProxy* parent_proxy =
 580         RenderFrameProxy::FromRoutingID(parent_routing_id);
 581     // If the browser is sending a valid parent routing id, it should already
 582     // be created and registered.
 583     CHECK(parent_proxy);
 584     blink::WebRemoteFrame* parent_web_frame = parent_proxy->web_frame();
 585
 586     // Create the RenderFrame and WebLocalFrame, linking the two.
 587     render_frame =
 588         RenderFrameImpl::Create(parent_proxy->render_view(), routing_id);
 589     web_frame = parent_web_frame->createLocalChild(
 590         WebString::fromUTF8(replicated_state.name),
 591         ContentToWebSandboxFlags(replicated_state.sandbox_flags), render_frame);
 592   } else {
 593     RenderFrameProxy* proxy =
 594         RenderFrameProxy::FromRoutingID(proxy_routing_id);
 595     CHECK(proxy);
 596     render_frame = RenderFrameImpl::Create(proxy->render_view(), routing_id);
 597     web_frame = blink::WebLocalFrame::create(render_frame);
 598     render_frame->proxy_routing_id_ = proxy_routing_id;
 599     web_frame->initializeToReplaceRemoteFrame(
 600         proxy->web_frame(), WebString::fromUTF8(replicated_state.name),
 601         ContentToWebSandboxFlags(replicated_state.sandbox_flags));
 602   }
 603   render_frame->SetWebFrame(web_frame);
 604
 605   if (widget_params.routing_id != MSG_ROUTING_NONE) {
 606     CHECK(base::CommandLine::ForCurrentProcess()->HasSwitch(
 607         switches::kSitePerProcess));
 608     render_frame->render_widget_ = RenderWidget::CreateForFrame(
 609         widget_params.routing_id, widget_params.surface_id,
 610         widget_params.hidden, render_frame->render_view_->screen_info(),
 611         compositor_deps, web_frame);
 612     // TODO(kenrb): Observing shouldn't be necessary when we sort out
 613     // WasShown and WasHidden, separating page-level visibility from
 614     // frame-level visibility.
 615     render_frame->render_widget_->RegisterRenderFrame(render_frame);
 616   }
 617
 618   render_frame->Initialize();
 619 }
 620
 621 // static
 622 RenderFrame* RenderFrame::FromWebFrame(blink::WebFrame* web_frame) {
 623   return RenderFrameImpl::FromWebFrame(web_frame);
 624 }
 625
 626 // static
 627 RenderFrameImpl* RenderFrameImpl::FromWebFrame(blink::WebFrame* web_frame) {
 628   FrameMap::iterator iter = g_frame_map.Get().find(web_frame);
 629   if (iter != g_frame_map.Get().end())
 630     return iter->second;
 631   return NULL;
 632 }
 633
 634 // static
 635 void RenderFrameImpl::InstallCreateHook(
 636     CreateRenderFrameImplFunction create_render_frame_impl) {
 637   CHECK(!g_create_render_frame_impl);
 638   g_create_render_frame_impl = create_render_frame_impl;
 639 }
 640
 641 // static
 642 content::SandboxFlags RenderFrameImpl::WebToContentSandboxFlags(
 643     blink::WebSandboxFlags flags) {
 644   return static_cast<content::SandboxFlags>(flags);
 645 }
 646
 647 // static
 648 blink::WebSandboxFlags RenderFrameImpl::ContentToWebSandboxFlags(
 649     content::SandboxFlags flags) {
 650   return static_cast<blink::WebSandboxFlags>(flags);
 651 }
 652
 653 // RenderFrameImpl ----------------------------------------------------------
 654 RenderFrameImpl::RenderFrameImpl(RenderViewImpl* render_view, int routing_id)
 655     : frame_(NULL),
 656       is_local_root_(false),
 657       render_view_(render_view->AsWeakPtr()),
 658       routing_id_(routing_id),
 659       is_swapped_out_(false),
 660       render_frame_proxy_(NULL),
 661       is_detaching_(false),
 662       proxy_routing_id_(MSG_ROUTING_NONE),
 663 #if defined(ENABLE_PLUGINS)
 664       plugin_power_saver_helper_(NULL),
 665 #endif
 666       cookie_jar_(this),
 667       selection_text_offset_(0),
 668       selection_range_(gfx::Range::InvalidRange()),
 669       handling_select_range_(false),
 670       notification_permission_dispatcher_(NULL),
 671       web_user_media_client_(NULL),
 672       media_permission_dispatcher_(NULL),
 673       midi_dispatcher_(NULL),
 674 #if defined(OS_ANDROID)
 675       media_player_manager_(NULL),
 676 #endif
 677 #if defined(ENABLE_BROWSER_CDMS)
 678       cdm_manager_(NULL),
 679 #endif
 680       cdm_factory_(NULL),
 681 #if defined(VIDEO_HOLE)
 682       contains_media_player_(false),
 683 #endif
 684       devtools_agent_(nullptr),
 685       geolocation_dispatcher_(NULL),
 686       push_messaging_dispatcher_(NULL),
 687       presentation_dispatcher_(NULL),
 688       screen_orientation_dispatcher_(NULL),
 689       manifest_manager_(NULL),
 690       accessibility_mode_(AccessibilityModeOff),
 691       renderer_accessibility_(NULL),
 692       weak_factory_(this) {
 693   std::pair<RoutingIDFrameMap::iterator, bool> result =
 694       g_routing_id_frame_map.Get().insert(std::make_pair(routing_id_, this));
 695   CHECK(result.second) << "Inserting a duplicate item.";
 696
 697   RenderThread::Get()->AddRoute(routing_id_, this);
 698
 699   render_view_->RegisterRenderFrame(this);
 700
 701   // Everything below subclasses RenderFrameObserver and is automatically
 702   // deleted when the RenderFrame gets deleted.
 703 #if defined(OS_ANDROID)
 704   new GinJavaBridgeDispatcher(this);
 705 #endif
 706
 707 #if defined(ENABLE_PLUGINS)
 708   plugin_power_saver_helper_ = new PluginPowerSaverHelper(this);
 709 #endif
 710
 711   manifest_manager_ = new ManifestManager(this);
 712 }
 713
 714 RenderFrameImpl::~RenderFrameImpl() {
 715   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, RenderFrameGone());
 716   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, OnDestruct());
 717
 718 #if defined(VIDEO_HOLE)
 719   if (contains_media_player_)
 720     render_view_->UnregisterVideoHoleFrame(this);
 721 #endif
 722
 723   if (render_frame_proxy_)
 724     delete render_frame_proxy_;
 725
 726   render_view_->UnregisterRenderFrame(this);
 727   g_routing_id_frame_map.Get().erase(routing_id_);
 728   RenderThread::Get()->RemoveRoute(routing_id_);
 729 }
 730
 731 void RenderFrameImpl::SetWebFrame(blink::WebLocalFrame* web_frame) {
 732   DCHECK(!frame_);
 733
 734   std::pair<FrameMap::iterator, bool> result = g_frame_map.Get().insert(
 735       std::make_pair(web_frame, this));
 736   CHECK(result.second) << "Inserting a duplicate item.";
 737
 738   frame_ = web_frame;
 739 }
 740
 741 void RenderFrameImpl::Initialize() {
 742   is_local_root_ = !frame_->parent() || frame_->parent()->isWebRemoteFrame();
 743
 744 #if defined(ENABLE_PLUGINS)
 745   new PepperBrowserConnection(this);
 746 #endif
 747   new SharedWorkerRepository(this);
 748
 749   if (!frame_->parent())
 750     new ImageLoadingHelper(this);
 751
 752   if (is_local_root_ && !render_frame_proxy_) {
 753     // DevToolsAgent is a RenderFrameObserver, and will destruct itself
 754     // when |this| is deleted.
 755     devtools_agent_ = new DevToolsAgent(this);
 756   }
 757
 758   // We delay calling this until we have the WebFrame so that any observer or
 759   // embedder can call GetWebFrame on any RenderFrame.
 760   GetContentClient()->renderer()->RenderFrameCreated(this);
 761 }
 762
 763 RenderWidget* RenderFrameImpl::GetRenderWidget() {
 764   return render_view_.get();
 765 }
 766
 767 #if defined(ENABLE_PLUGINS)
 768 void RenderFrameImpl::PepperPluginCreated(RendererPpapiHost* host) {
 769   FOR_EACH_OBSERVER(RenderFrameObserver, observers_,
 770                     DidCreatePepperPlugin(host));
 771   if (host->GetPluginName() == kFlashPluginName) {
 772     RenderThread::Get()->RecordAction(
 773         base::UserMetricsAction("FrameLoadWithFlash"));
 774   }
 775 }
 776
 777 void RenderFrameImpl::PepperDidChangeCursor(
 778     PepperPluginInstanceImpl* instance,
 779     const blink::WebCursorInfo& cursor) {
 780   // Update the cursor appearance immediately if the requesting plugin is the
 781   // one which receives the last mouse event. Otherwise, the new cursor won't be
 782   // picked up until the plugin gets the next input event. That is bad if, e.g.,
 783   // the plugin would like to set an invisible cursor when there isn't any user
 784   // input for a while.
 785   if (instance == render_view_->pepper_last_mouse_event_target())
 786     GetRenderWidget()->didChangeCursor(cursor);
 787 }
 788
 789 void RenderFrameImpl::PepperDidReceiveMouseEvent(
 790     PepperPluginInstanceImpl* instance) {
 791   render_view_->set_pepper_last_mouse_event_target(instance);
 792 }
 793
 794 void RenderFrameImpl::PepperTextInputTypeChanged(
 795     PepperPluginInstanceImpl* instance) {
 796   if (instance != render_view_->focused_pepper_plugin())
 797     return;
 798
 799   GetRenderWidget()->UpdateTextInputType();
 800
 801   FocusedNodeChangedForAccessibility(WebNode());
 802 }
 803
 804 void RenderFrameImpl::PepperCaretPositionChanged(
 805     PepperPluginInstanceImpl* instance) {
 806   if (instance != render_view_->focused_pepper_plugin())
 807     return;
 808   GetRenderWidget()->UpdateSelectionBounds();
 809 }
 810
 811 void RenderFrameImpl::PepperCancelComposition(
 812     PepperPluginInstanceImpl* instance) {
 813   if (instance != render_view_->focused_pepper_plugin())
 814     return;
 815   Send(new InputHostMsg_ImeCancelComposition(render_view_->GetRoutingID()));;
 816 #if defined(OS_MACOSX) || defined(USE_AURA)
 817   GetRenderWidget()->UpdateCompositionInfo(true);
 818 #endif
 819 }
 820
 821 void RenderFrameImpl::PepperSelectionChanged(
 822     PepperPluginInstanceImpl* instance) {
 823   if (instance != render_view_->focused_pepper_plugin())
 824     return;
 825   SyncSelectionIfRequired();
 826 }
 827
 828 RenderWidgetFullscreenPepper* RenderFrameImpl::CreatePepperFullscreenContainer(
 829     PepperPluginInstanceImpl* plugin) {
 830   GURL active_url;
 831   if (render_view_->webview() && render_view_->webview()->mainFrame())
 832     active_url = GURL(render_view_->webview()->mainFrame()->document().url());
 833   RenderWidgetFullscreenPepper* widget = RenderWidgetFullscreenPepper::Create(
 834       GetRenderWidget()->routing_id(), GetRenderWidget()->compositor_deps(),
 835       plugin, active_url, GetRenderWidget()->screenInfo());
 836   widget->show(blink::WebNavigationPolicyIgnore);
 837   return widget;
 838 }
 839
 840 bool RenderFrameImpl::IsPepperAcceptingCompositionEvents() const {
 841   if (!render_view_->focused_pepper_plugin())
 842     return false;
 843   return render_view_->focused_pepper_plugin()->
 844       IsPluginAcceptingCompositionEvents();
 845 }
 846
 847 void RenderFrameImpl::PluginCrashed(const base::FilePath& plugin_path,
 848                                    base::ProcessId plugin_pid) {
 849   // TODO(jam): dispatch this IPC in RenderFrameHost and switch to use
 850   // routing_id_ as a result.
 851   Send(new FrameHostMsg_PluginCrashed(routing_id_, plugin_path, plugin_pid));
 852 }
 853
 854 void RenderFrameImpl::SimulateImeSetComposition(
 855     const base::string16& text,
 856     const std::vector<blink::WebCompositionUnderline>& underlines,
 857     int selection_start,
 858     int selection_end) {
 859   render_view_->OnImeSetComposition(
 860       text, underlines, selection_start, selection_end);
 861 }
 862
 863 void RenderFrameImpl::SimulateImeConfirmComposition(
 864     const base::string16& text,
 865     const gfx::Range& replacement_range) {
 866   render_view_->OnImeConfirmComposition(text, replacement_range, false);
 867 }
 868
 869 void RenderFrameImpl::OnImeSetComposition(
 870     const base::string16& text,
 871     const std::vector<blink::WebCompositionUnderline>& underlines,
 872     int selection_start,
 873     int selection_end) {
 874   // When a PPAPI plugin has focus, we bypass WebKit.
 875   if (!IsPepperAcceptingCompositionEvents()) {
 876     pepper_composition_text_ = text;
 877   } else {
 878     // TODO(kinaba) currently all composition events are sent directly to
 879     // plugins. Use DOM event mechanism after WebKit is made aware about
 880     // plugins that support composition.
 881     // The code below mimics the behavior of WebCore::Editor::setComposition.
 882
 883     // Empty -> nonempty: composition started.
 884     if (pepper_composition_text_.empty() && !text.empty()) {
 885       render_view_->focused_pepper_plugin()->HandleCompositionStart(
 886           base::string16());
 887     }
 888     // Nonempty -> empty: composition canceled.
 889     if (!pepper_composition_text_.empty() && text.empty()) {
 890       render_view_->focused_pepper_plugin()->HandleCompositionEnd(
 891           base::string16());
 892     }
 893     pepper_composition_text_ = text;
 894     // Nonempty: composition is ongoing.
 895     if (!pepper_composition_text_.empty()) {
 896       render_view_->focused_pepper_plugin()->HandleCompositionUpdate(
 897           pepper_composition_text_, underlines, selection_start,
 898           selection_end);
 899     }
 900   }
 901 }
 902
 903 void RenderFrameImpl::OnImeConfirmComposition(
 904     const base::string16& text,
 905     const gfx::Range& replacement_range,
 906     bool keep_selection) {
 907   // When a PPAPI plugin has focus, we bypass WebKit.
 908   // Here, text.empty() has a special meaning. It means to commit the last
 909   // update of composition text (see
 910   // RenderWidgetHost::ImeConfirmComposition()).
 911   const base::string16& last_text = text.empty() ? pepper_composition_text_
 912                                                  : text;
 913
 914   // last_text is empty only when both text and pepper_composition_text_ is.
 915   // Ignore it.
 916   if (last_text.empty())
 917     return;
 918
 919   if (!IsPepperAcceptingCompositionEvents()) {
 920     base::i18n::UTF16CharIterator iterator(&last_text);
 921     int32 i = 0;
 922     while (iterator.Advance()) {
 923       blink::WebKeyboardEvent char_event;
 924       char_event.type = blink::WebInputEvent::Char;
 925       char_event.timeStampSeconds = base::Time::Now().ToDoubleT();
 926       char_event.modifiers = 0;
 927       char_event.windowsKeyCode = last_text[i];
 928       char_event.nativeKeyCode = last_text[i];
 929
 930       const int32 char_start = i;
 931       for (; i < iterator.array_pos(); ++i) {
 932         char_event.text[i - char_start] = last_text[i];
 933         char_event.unmodifiedText[i - char_start] = last_text[i];
 934       }
 935
 936       if (GetRenderWidget()->webwidget())
 937         GetRenderWidget()->webwidget()->handleInputEvent(char_event);
 938     }
 939   } else {
 940     // Mimics the order of events sent by WebKit.
 941     // See WebCore::Editor::setComposition() for the corresponding code.
 942     render_view_->focused_pepper_plugin()->HandleCompositionEnd(last_text);
 943     render_view_->focused_pepper_plugin()->HandleTextInput(last_text);
 944   }
 945   pepper_composition_text_.clear();
 946 }
 947 #endif  // defined(ENABLE_PLUGINS)
 948
 949 MediaStreamDispatcher* RenderFrameImpl::GetMediaStreamDispatcher() {
 950   if (!web_user_media_client_)
 951     InitializeUserMediaClient();
 952   return web_user_media_client_ ?
 953       web_user_media_client_->media_stream_dispatcher() : NULL;
 954 }
 955
 956 bool RenderFrameImpl::Send(IPC::Message* message) {
 957   if (is_detaching_) {
 958     delete message;
 959     return false;
 960   }
 961   if (is_swapped_out_) {
 962     if (!SwappedOutMessages::CanSendWhileSwappedOut(message)) {
 963       delete message;
 964       return false;
 965     }
 966   }
 967
 968   return RenderThread::Get()->Send(message);
 969 }
 970
 971 #if defined(OS_MACOSX) || defined(OS_ANDROID)
 972 void RenderFrameImpl::DidHideExternalPopupMenu() {
 973   // We need to clear external_popup_menu_ as soon as ExternalPopupMenu::close
 974   // is called. Otherwise, createExternalPopupMenu() for new popup will fail.
 975   external_popup_menu_.reset();
 976 }
 977 #endif
 978
 979 bool RenderFrameImpl::OnMessageReceived(const IPC::Message& msg) {
 980   // We may get here while detaching, when the WebFrame has been deleted.  Do
 981   // not process any messages in this state.
 982   if (!frame_)
 983     return false;
 984
 985   // TODO(kenrb): document() should not be null, but as a transitional step
 986   // we have RenderFrameProxy 'wrapping' a RenderFrameImpl, passing messages
 987   // to this method. This happens for a top-level remote frame, where a
 988   // document-less RenderFrame is replaced by a RenderFrameProxy but kept
 989   // around and is still able to receive messages.
 990   if (!frame_->document().isNull())
 991     GetContentClient()->SetActiveURL(frame_->document().url());
 992
 993   ObserverListBase<RenderFrameObserver>::Iterator it(&observers_);
 994   RenderFrameObserver* observer;
 995   while ((observer = it.GetNext()) != NULL) {
 996     if (observer->OnMessageReceived(msg))
 997       return true;
 998   }
 999
1000   bool handled = true;
1001   IPC_BEGIN_MESSAGE_MAP(RenderFrameImpl, msg)
1002     IPC_MESSAGE_HANDLER(FrameMsg_Navigate, OnNavigate)
1003     IPC_MESSAGE_HANDLER(FrameMsg_BeforeUnload, OnBeforeUnload)
1004     IPC_MESSAGE_HANDLER(FrameMsg_SwapOut, OnSwapOut)
1005     IPC_MESSAGE_HANDLER(FrameMsg_Stop, OnStop)
1006     IPC_MESSAGE_HANDLER(FrameMsg_ContextMenuClosed, OnContextMenuClosed)
1007     IPC_MESSAGE_HANDLER(FrameMsg_CustomContextMenuAction,
1008                         OnCustomContextMenuAction)
1009     IPC_MESSAGE_HANDLER(InputMsg_Undo, OnUndo)
1010     IPC_MESSAGE_HANDLER(InputMsg_Redo, OnRedo)
1011     IPC_MESSAGE_HANDLER(InputMsg_Cut, OnCut)
1012     IPC_MESSAGE_HANDLER(InputMsg_Copy, OnCopy)
1013     IPC_MESSAGE_HANDLER(InputMsg_Paste, OnPaste)
1014     IPC_MESSAGE_HANDLER(InputMsg_PasteAndMatchStyle, OnPasteAndMatchStyle)
1015     IPC_MESSAGE_HANDLER(InputMsg_Delete, OnDelete)
1016     IPC_MESSAGE_HANDLER(InputMsg_SelectAll, OnSelectAll)
1017     IPC_MESSAGE_HANDLER(InputMsg_SelectRange, OnSelectRange)
1018     IPC_MESSAGE_HANDLER(InputMsg_Unselect, OnUnselect)
1019     IPC_MESSAGE_HANDLER(InputMsg_MoveRangeSelectionExtent,
1020                         OnMoveRangeSelectionExtent)
1021     IPC_MESSAGE_HANDLER(InputMsg_Replace, OnReplace)
1022     IPC_MESSAGE_HANDLER(InputMsg_ReplaceMisspelling, OnReplaceMisspelling)
1023     IPC_MESSAGE_HANDLER(InputMsg_ExtendSelectionAndDelete,
1024                         OnExtendSelectionAndDelete)
1025     IPC_MESSAGE_HANDLER(InputMsg_SetCompositionFromExistingText,
1026                         OnSetCompositionFromExistingText)
1027     IPC_MESSAGE_HANDLER(InputMsg_ExecuteNoValueEditCommand,
1028                         OnExecuteNoValueEditCommand)
1029     IPC_MESSAGE_HANDLER(FrameMsg_CSSInsertRequest, OnCSSInsertRequest)
1030     IPC_MESSAGE_HANDLER(FrameMsg_JavaScriptExecuteRequest,
1031                         OnJavaScriptExecuteRequest)
1032     IPC_MESSAGE_HANDLER(FrameMsg_JavaScriptExecuteRequestForTests,
1033                         OnJavaScriptExecuteRequestForTests)
1034     IPC_MESSAGE_HANDLER(FrameMsg_VisualStateRequest,
1035                         OnVisualStateRequest)
1036     IPC_MESSAGE_HANDLER(FrameMsg_SetEditableSelectionOffsets,
1037                         OnSetEditableSelectionOffsets)
1038     IPC_MESSAGE_HANDLER(FrameMsg_SetupTransitionView, OnSetupTransitionView)
1039     IPC_MESSAGE_HANDLER(FrameMsg_BeginExitTransition, OnBeginExitTransition)
1040     IPC_MESSAGE_HANDLER(FrameMsg_RevertExitTransition, OnRevertExitTransition)
1041     IPC_MESSAGE_HANDLER(FrameMsg_HideTransitionElements,
1042                         OnHideTransitionElements)
1043     IPC_MESSAGE_HANDLER(FrameMsg_ShowTransitionElements,
1044                         OnShowTransitionElements)
1045     IPC_MESSAGE_HANDLER(FrameMsg_Reload, OnReload)
1046     IPC_MESSAGE_HANDLER(FrameMsg_TextSurroundingSelectionRequest,
1047                         OnTextSurroundingSelectionRequest)
1048     IPC_MESSAGE_HANDLER(FrameMsg_AddStyleSheetByURL,
1049                         OnAddStyleSheetByURL)
1050     IPC_MESSAGE_HANDLER(FrameMsg_SetAccessibilityMode,
1051                         OnSetAccessibilityMode)
1052     IPC_MESSAGE_HANDLER(AccessibilityMsg_SnapshotTree,
1053                         OnSnapshotAccessibilityTree)
1054     IPC_MESSAGE_HANDLER(FrameMsg_DisownOpener, OnDisownOpener)
1055     IPC_MESSAGE_HANDLER(FrameMsg_CommitNavigation, OnCommitNavigation)
1056     IPC_MESSAGE_HANDLER(FrameMsg_DidUpdateSandboxFlags, OnDidUpdateSandboxFlags)
1057     IPC_MESSAGE_HANDLER(FrameMsg_SetTextTrackSettings,
1058                         OnTextTrackSettingsChanged)
1059     IPC_MESSAGE_HANDLER(FrameMsg_PostMessageEvent, OnPostMessageEvent)
1060     IPC_MESSAGE_HANDLER(FrameMsg_FailedNavigation, OnFailedNavigation)
1061 #if defined(OS_ANDROID)
1062     IPC_MESSAGE_HANDLER(FrameMsg_SelectPopupMenuItems, OnSelectPopupMenuItems)
1063 #elif defined(OS_MACOSX)
1064     IPC_MESSAGE_HANDLER(FrameMsg_SelectPopupMenuItem, OnSelectPopupMenuItem)
1065     IPC_MESSAGE_HANDLER(InputMsg_CopyToFindPboard, OnCopyToFindPboard)
1066 #endif
1067   IPC_END_MESSAGE_MAP()
1068
1069   return handled;
1070 }
1071
1072 void RenderFrameImpl::OnNavigate(
1073     const CommonNavigationParams& common_params,
1074     const StartNavigationParams& start_params,
1075     const RequestNavigationParams& request_params) {
1076   DCHECK(!base::CommandLine::ForCurrentProcess()->HasSwitch(
1077       switches::kEnableBrowserSideNavigation));
1078   TRACE_EVENT2("navigation", "RenderFrameImpl::OnNavigate", "id", routing_id_,
1079                "url", common_params.url.possibly_invalid_spec());
1080
1081   bool is_reload = IsReload(common_params.navigation_type);
1082   bool is_history_navigation = request_params.page_state.IsValid();
1083   WebURLRequest::CachePolicy cache_policy =
1084       WebURLRequest::UseProtocolCachePolicy;
1085   if (!RenderFrameImpl::PrepareRenderViewForNavigation(
1086           common_params.url, is_history_navigation, request_params, &is_reload,
1087           &cache_policy)) {
1088     Send(new FrameHostMsg_DidDropNavigation(routing_id_));
1089     return;
1090   }
1091
1092   GetContentClient()->SetActiveURL(common_params.url);
1093
1094   if (is_reload && !render_view_->history_controller()->GetCurrentEntry()) {
1095     // We cannot reload if we do not have any history state.  This happens, for
1096     // example, when recovering from a crash.
1097     is_reload = false;
1098     cache_policy = WebURLRequest::ReloadIgnoringCacheData;
1099   }
1100
1101   pending_navigation_params_.reset(
1102       new NavigationParams(common_params, start_params, request_params));
1103
1104   // If we are reloading, then WebKit will use the history state of the current
1105   // page, so we should just ignore any given history state.  Otherwise, if we
1106   // have history state, then we need to navigate to it, which corresponds to a
1107   // back/forward navigation event.
1108   if (is_reload) {
1109     bool reload_original_url =
1110         (common_params.navigation_type ==
1111          FrameMsg_Navigate_Type::RELOAD_ORIGINAL_REQUEST_URL);
1112     bool ignore_cache = (common_params.navigation_type ==
1113                          FrameMsg_Navigate_Type::RELOAD_IGNORING_CACHE);
1114
1115     if (reload_original_url)
1116       frame_->reloadWithOverrideURL(common_params.url, true);
1117     else
1118       frame_->reload(ignore_cache);
1119   } else if (is_history_navigation) {
1120     // We must know the page ID of the page we are navigating back to.
1121     DCHECK_NE(request_params.page_id, -1);
1122     // We must know the nav entry ID of the page we are navigating back to,
1123     // which should be the case because history navigations are routed via the
1124     // browser.
1125     DCHECK_NE(0, request_params.nav_entry_id);
1126     scoped_ptr<HistoryEntry> entry =
1127         PageStateToHistoryEntry(request_params.page_state);
1128     if (entry) {
1129       // Ensure we didn't save the swapped out URL in UpdateState, since the
1130       // browser should never be telling us to navigate to swappedout://.
1131       CHECK(entry->root().urlString() != WebString::fromUTF8(kSwappedOutURL));
1132       scoped_ptr<NavigationParams> navigation_params(
1133           new NavigationParams(*pending_navigation_params_.get()));
1134       render_view_->history_controller()->GoToEntry(
1135           entry.Pass(), navigation_params.Pass(), cache_policy);
1136     }
1137   } else if (!common_params.base_url_for_data_url.is_empty()) {
1138     LoadDataURL(common_params, frame_);
1139   } else {
1140     // Navigate to the given URL.
1141     WebURLRequest request = CreateURLRequestForNavigation(
1142         common_params, scoped_ptr<StreamOverrideParameters>(),
1143         frame_->isViewSourceModeEnabled());
1144
1145     if (!start_params.extra_headers.empty()) {
1146       for (net::HttpUtil::HeadersIterator i(start_params.extra_headers.begin(),
1147                                             start_params.extra_headers.end(),
1148                                             "\n");
1149            i.GetNext();) {
1150         request.addHTTPHeaderField(WebString::fromUTF8(i.name()),
1151                                    WebString::fromUTF8(i.values()));
1152       }
1153     }
1154
1155     if (start_params.is_post) {
1156       request.setHTTPMethod(WebString::fromUTF8("POST"));
1157
1158       // Set post data.
1159       WebHTTPBody http_body;
1160       http_body.initialize();
1161       const char* data = NULL;
1162       if (start_params.browser_initiated_post_data.size()) {
1163         data = reinterpret_cast<const char*>(
1164             &start_params.browser_initiated_post_data.front());
1165       }
1166       http_body.appendData(
1167           WebData(data, start_params.browser_initiated_post_data.size()));
1168       request.setHTTPBody(http_body);
1169     }
1170
1171     // A session history navigation should have been accompanied by state.
1172     CHECK_EQ(request_params.page_id, -1);
1173
1174     // Record this before starting the load, we need a lower bound of this time
1175     // to sanitize the navigationStart override set below.
1176     base::TimeTicks renderer_navigation_start = base::TimeTicks::Now();
1177     frame_->loadRequest(request);
1178
1179     UpdateFrameNavigationTiming(frame_, request_params.browser_navigation_start,
1180                                 renderer_navigation_start);
1181   }
1182
1183   // In case LoadRequest failed before didCreateDataSource was called.
1184   pending_navigation_params_.reset();
1185 }
1186
1187 void RenderFrameImpl::NavigateToSwappedOutURL() {
1188   // We use loadRequest instead of loadHTMLString because the former commits
1189   // synchronously.  Otherwise a new navigation can interrupt the navigation
1190   // to kSwappedOutURL. If that happens to be to the page we had been
1191   // showing, then WebKit will never send a commit and we'll be left spinning.
1192   // Set the is_swapped_out_ bit to true, so IPC filtering is in effect and
1193   // the navigation to swappedout:// is not announced to the browser side.
1194   is_swapped_out_ = true;
1195   GURL swappedOutURL(kSwappedOutURL);
1196   WebURLRequest request(swappedOutURL);
1197   frame_->loadRequest(request);
1198 }
1199
1200 void RenderFrameImpl::BindServiceRegistry(
1201     mojo::InterfaceRequest<mojo::ServiceProvider> services,
1202     mojo::ServiceProviderPtr exposed_services) {
1203   service_registry_.Bind(services.Pass());
1204   service_registry_.BindRemoteServiceProvider(exposed_services.Pass());
1205 }
1206
1207 ManifestManager* RenderFrameImpl::manifest_manager() {
1208   return manifest_manager_;
1209 }
1210
1211 void RenderFrameImpl::SetPendingNavigationParams(
1212     scoped_ptr<NavigationParams> navigation_params) {
1213   pending_navigation_params_ = navigation_params.Pass();
1214 }
1215
1216 void RenderFrameImpl::OnBeforeUnload() {
1217   TRACE_EVENT1("navigation", "RenderFrameImpl::OnBeforeUnload",
1218                "id", routing_id_);
1219   // TODO(creis): Right now, this is only called on the main frame.  Make the
1220   // browser process send dispatchBeforeUnloadEvent to every frame that needs
1221   // it.
1222   CHECK(!frame_->parent());
1223
1224   base::TimeTicks before_unload_start_time = base::TimeTicks::Now();
1225   bool proceed = frame_->dispatchBeforeUnloadEvent();
1226   base::TimeTicks before_unload_end_time = base::TimeTicks::Now();
1227   Send(new FrameHostMsg_BeforeUnload_ACK(routing_id_, proceed,
1228                                          before_unload_start_time,
1229                                          before_unload_end_time));
1230 }
1231
1232 void RenderFrameImpl::OnSwapOut(
1233     int proxy_routing_id,
1234     bool is_loading,
1235     const FrameReplicationState& replicated_frame_state) {
1236   TRACE_EVENT1("navigation", "RenderFrameImpl::OnSwapOut", "id", routing_id_);
1237   RenderFrameProxy* proxy = NULL;
1238   bool is_site_per_process = base::CommandLine::ForCurrentProcess()->HasSwitch(
1239       switches::kSitePerProcess);
1240   bool is_main_frame = !frame_->parent();
1241
1242   // Only run unload if we're not swapped out yet, but send the ack either way.
1243   if (!is_swapped_out_) {
1244     // Swap this RenderFrame out so the frame can navigate to a page rendered by
1245     // a different process.  This involves running the unload handler and
1246     // clearing the page.  We also allow this process to exit if there are no
1247     // other active RenderFrames in it.
1248
1249     // Send an UpdateState message before we get swapped out.
1250     render_view_->SyncNavigationState();
1251
1252     // If we need a proxy to replace this, create it now so its routing id is
1253     // registered for receiving IPC messages.
1254     if (proxy_routing_id != MSG_ROUTING_NONE) {
1255       proxy = RenderFrameProxy::CreateProxyToReplaceFrame(this,
1256                                                           proxy_routing_id);
1257     }
1258
1259     // Synchronously run the unload handler before sending the ACK.
1260     // TODO(creis): Call dispatchUnloadEvent unconditionally here to support
1261     // unload on subframes as well.
1262     if (is_main_frame)
1263       frame_->dispatchUnloadEvent();
1264
1265     // Swap out and stop sending any IPC messages that are not ACKs.
1266     if (is_main_frame)
1267       render_view_->SetSwappedOut(true);
1268     is_swapped_out_ = true;
1269
1270     // Set the proxy here, since OnStop() below could cause an onload event
1271     // handler to execute, which could trigger code such as
1272     // willCheckAndDispatchMessageEvent() that needs the proxy.
1273     if (proxy)
1274       set_render_frame_proxy(proxy);
1275
1276     // Now that we're swapped out and filtering IPC messages, stop loading to
1277     // ensure that no other in-progress navigation continues.  We do this here
1278     // to avoid sending a DidStopLoading message to the browser process.
1279     // TODO(creis): Should we be stopping all frames here and using
1280     // StopAltErrorPageFetcher with RenderView::OnStop, or just stopping this
1281     // frame?
1282     OnStop();
1283
1284     // Transfer settings such as initial drawing parameters to the remote frame,
1285     // if one is created, that will replace this frame.
1286     if (!is_main_frame && proxy)
1287       proxy->web_frame()->initializeFromFrame(frame_);
1288
1289     // Replace the page with a blank dummy URL. The unload handler will not be
1290     // run a second time, thanks to a check in FrameLoader::stopLoading.
1291     // TODO(creis): Need to add a better way to do this that avoids running the
1292     // beforeunload handler. For now, we just run it a second time silently.
1293     if (!is_site_per_process || is_main_frame)
1294       NavigateToSwappedOutURL();
1295
1296     // Let WebKit know that this view is hidden so it can drop resources and
1297     // stop compositing.
1298     // TODO(creis): Support this for subframes as well.
1299     if (is_main_frame) {
1300       render_view_->webview()->setVisibilityState(
1301           blink::WebPageVisibilityStateHidden, false);
1302     }
1303   }
1304
1305   // It is now safe to show modal dialogs again.
1306   // TODO(creis): Deal with modal dialogs from subframes.
1307   if (is_main_frame)
1308     render_view_->suppress_dialogs_until_swap_out_ = false;
1309
1310   Send(new FrameHostMsg_SwapOut_ACK(routing_id_));
1311
1312   // Now that all of the cleanup is complete and the browser side is notified,
1313   // start using the RenderFrameProxy, if one is created.
1314   if (proxy) {
1315     if (!is_main_frame) {
1316       frame_->swap(proxy->web_frame());
1317
1318       if (is_loading)
1319         proxy->OnDidStartLoading();
1320
1321       if (is_site_per_process) {
1322         // TODO(nasko): delete the frame here, since we've replaced it with a
1323         // proxy.
1324       }
1325     }
1326   }
1327
1328   // In --site-per-process, initialize the WebRemoteFrame with the replication
1329   // state passed by the process that is now rendering the frame.
1330   // TODO(alexmos): We cannot yet do this for swapped-out main frames, because
1331   // in that case we leave the LocalFrame as the main frame visible to Blink
1332   // and don't call swap() above. Because swap() is what creates a RemoteFrame
1333   // in proxy->web_frame(), the RemoteFrame will not exist for main frames.
1334   // When we do an unconditional swap for all frames, we can remove
1335   // !is_main_frame below.
1336   if (is_site_per_process && proxy && !is_main_frame)
1337     proxy->SetReplicatedState(replicated_frame_state);
1338
1339   // Safe to exit if no one else is using the process.
1340   if (is_main_frame)
1341     render_view_->WasSwappedOut();
1342 }
1343
1344 void RenderFrameImpl::OnContextMenuClosed(
1345     const CustomContextMenuContext& custom_context) {
1346   if (custom_context.request_id) {
1347     // External request, should be in our map.
1348     ContextMenuClient* client =
1349         pending_context_menus_.Lookup(custom_context.request_id);
1350     if (client) {
1351       client->OnMenuClosed(custom_context.request_id);
1352       pending_context_menus_.Remove(custom_context.request_id);
1353     }
1354   } else {
1355     if (custom_context.link_followed.is_valid()) {
1356         frame_->sendPings(
1357             DomUtils::ExtractParentAnchorNode(context_menu_node_),
1358             custom_context.link_followed);
1359     }
1360     // Internal request, forward to WebKit.
1361     context_menu_node_.reset();
1362   }
1363 }
1364
1365 void RenderFrameImpl::OnCustomContextMenuAction(
1366     const CustomContextMenuContext& custom_context,
1367     unsigned action) {
1368   if (custom_context.request_id) {
1369     // External context menu request, look in our map.
1370     ContextMenuClient* client =
1371         pending_context_menus_.Lookup(custom_context.request_id);
1372     if (client)
1373       client->OnMenuAction(custom_context.request_id, action);
1374   } else {
1375     // Internal request, forward to WebKit.
1376     render_view_->webview()->performCustomContextMenuAction(action);
1377   }
1378 }
1379
1380 void RenderFrameImpl::OnUndo() {
1381   frame_->executeCommand(WebString::fromUTF8("Undo"), GetFocusedElement());
1382 }
1383
1384 void RenderFrameImpl::OnRedo() {
1385   frame_->executeCommand(WebString::fromUTF8("Redo"), GetFocusedElement());
1386 }
1387
1388 void RenderFrameImpl::OnCut() {
1389   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1390   frame_->executeCommand(WebString::fromUTF8("Cut"), GetFocusedElement());
1391 }
1392
1393 void RenderFrameImpl::OnCopy() {
1394   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1395   WebNode current_node = context_menu_node_.isNull() ?
1396       GetFocusedElement() : context_menu_node_;
1397   frame_->executeCommand(WebString::fromUTF8("Copy"), current_node);
1398 }
1399
1400 void RenderFrameImpl::OnPaste() {
1401   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1402   frame_->executeCommand(WebString::fromUTF8("Paste"), GetFocusedElement());
1403 }
1404
1405 void RenderFrameImpl::OnPasteAndMatchStyle() {
1406   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1407   frame_->executeCommand(
1408       WebString::fromUTF8("PasteAndMatchStyle"), GetFocusedElement());
1409 }
1410
1411 #if defined(OS_MACOSX)
1412 void RenderFrameImpl::OnCopyToFindPboard() {
1413   // Since the find pasteboard supports only plain text, this can be simpler
1414   // than the |OnCopy()| case.
1415   if (frame_->hasSelection()) {
1416     base::string16 selection = frame_->selectionAsText();
1417     RenderThread::Get()->Send(
1418         new ClipboardHostMsg_FindPboardWriteStringAsync(selection));
1419   }
1420 }
1421 #endif
1422
1423 void RenderFrameImpl::OnDelete() {
1424   frame_->executeCommand(WebString::fromUTF8("Delete"), GetFocusedElement());
1425 }
1426
1427 void RenderFrameImpl::OnSelectAll() {
1428   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1429   frame_->executeCommand(WebString::fromUTF8("SelectAll"), GetFocusedElement());
1430 }
1431
1432 void RenderFrameImpl::OnSelectRange(const gfx::Point& base,
1433                                     const gfx::Point& extent) {
1434   // This IPC is dispatched by RenderWidgetHost, so use its routing id.
1435   Send(new InputHostMsg_SelectRange_ACK(GetRenderWidget()->routing_id()));
1436
1437   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1438   frame_->selectRange(base, extent);
1439 }
1440
1441 void RenderFrameImpl::OnUnselect() {
1442   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1443   frame_->executeCommand(WebString::fromUTF8("Unselect"), GetFocusedElement());
1444 }
1445
1446 void RenderFrameImpl::OnMoveRangeSelectionExtent(const gfx::Point& point) {
1447   // This IPC is dispatched by RenderWidgetHost, so use its routing id.
1448   Send(new InputHostMsg_MoveRangeSelectionExtent_ACK(
1449       GetRenderWidget()->routing_id()));
1450
1451   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1452   frame_->moveRangeSelectionExtent(point);
1453 }
1454
1455 void RenderFrameImpl::OnReplace(const base::string16& text) {
1456   if (!frame_->hasSelection())
1457     frame_->selectWordAroundCaret();
1458
1459   frame_->replaceSelection(text);
1460 }
1461
1462 void RenderFrameImpl::OnReplaceMisspelling(const base::string16& text) {
1463   if (!frame_->hasSelection())
1464     return;
1465
1466   frame_->replaceMisspelledRange(text);
1467 }
1468
1469 void RenderFrameImpl::OnCSSInsertRequest(const std::string& css) {
1470   frame_->document().insertStyleSheet(WebString::fromUTF8(css));
1471 }
1472
1473 void RenderFrameImpl::OnJavaScriptExecuteRequest(
1474     const base::string16& jscript,
1475     int id,
1476     bool notify_result) {
1477   TRACE_EVENT_INSTANT0("test_tracing", "OnJavaScriptExecuteRequest",
1478                        TRACE_EVENT_SCOPE_THREAD);
1479
1480   v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
1481   v8::Handle<v8::Value> result =
1482       frame_->executeScriptAndReturnValue(WebScriptSource(jscript));
1483
1484   HandleJavascriptExecutionResult(jscript, id, notify_result, result);
1485 }
1486
1487 void RenderFrameImpl::OnJavaScriptExecuteRequestForTests(
1488     const base::string16& jscript,
1489     int id,
1490     bool notify_result) {
1491   TRACE_EVENT_INSTANT0("test_tracing", "OnJavaScriptExecuteRequestForTests",
1492                        TRACE_EVENT_SCOPE_THREAD);
1493
1494   // A bunch of tests expect to run code in the context of a user gesture, which
1495   // can grant additional privileges (e.g. the ability to create popups).
1496   blink::WebScopedUserGesture gesture;
1497   v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
1498   v8::Handle<v8::Value> result =
1499       frame_->executeScriptAndReturnValue(WebScriptSource(jscript));
1500
1501   HandleJavascriptExecutionResult(jscript, id, notify_result, result);
1502 }
1503
1504 void RenderFrameImpl::HandleJavascriptExecutionResult(
1505     const base::string16& jscript,
1506     int id,
1507     bool notify_result,
1508     v8::Handle<v8::Value> result) {
1509   if (notify_result) {
1510     base::ListValue list;
1511     if (!result.IsEmpty()) {
1512       v8::Local<v8::Context> context = frame_->mainWorldScriptContext();
1513       v8::Context::Scope context_scope(context);
1514       V8ValueConverterImpl converter;
1515       converter.SetDateAllowed(true);
1516       converter.SetRegExpAllowed(true);
1517       base::Value* result_value = converter.FromV8Value(result, context);
1518       list.Set(0, result_value ? result_value : base::Value::CreateNullValue());
1519     } else {
1520       list.Set(0, base::Value::CreateNullValue());
1521     }
1522     Send(new FrameHostMsg_JavaScriptExecuteResponse(routing_id_, id, list));
1523   }
1524 }
1525
1526 void RenderFrameImpl::OnVisualStateRequest(uint64 id) {
1527   GetRenderWidget()->QueueMessage(
1528       new FrameHostMsg_VisualStateResponse(routing_id_, id),
1529       MESSAGE_DELIVERY_POLICY_WITH_VISUAL_STATE);
1530 }
1531
1532 void RenderFrameImpl::OnSetEditableSelectionOffsets(int start, int end) {
1533   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
1534   if (!GetRenderWidget()->ShouldHandleImeEvent())
1535     return;
1536   ImeEventGuard guard(GetRenderWidget());
1537   frame_->setEditableSelectionOffsets(start, end);
1538 }
1539
1540 void RenderFrameImpl::OnSetCompositionFromExistingText(
1541     int start, int end,
1542     const std::vector<blink::WebCompositionUnderline>& underlines) {
1543   if (!GetRenderWidget()->ShouldHandleImeEvent())
1544     return;
1545   ImeEventGuard guard(GetRenderWidget());
1546   frame_->setCompositionFromExistingText(start, end, underlines);
1547 }
1548
1549 void RenderFrameImpl::OnExecuteNoValueEditCommand(const std::string& name) {
1550   frame_->executeCommand(WebString::fromUTF8(name), GetFocusedElement());
1551 }
1552
1553 void RenderFrameImpl::OnExtendSelectionAndDelete(int before, int after) {
1554   if (!GetRenderWidget()->ShouldHandleImeEvent())
1555     return;
1556   ImeEventGuard guard(GetRenderWidget());
1557   frame_->extendSelectionAndDelete(before, after);
1558 }
1559
1560 void RenderFrameImpl::OnSetAccessibilityMode(AccessibilityMode new_mode) {
1561   if (accessibility_mode_ == new_mode)
1562     return;
1563   accessibility_mode_ = new_mode;
1564   if (renderer_accessibility_) {
1565     // Note: this isn't called automatically by the destructor because
1566     // there'd be no point in calling it in frame teardown, only if there's
1567     // an accessibility mode change but the frame is persisting.
1568     renderer_accessibility_->DisableAccessibility();
1569
1570     delete renderer_accessibility_;
1571     renderer_accessibility_ = NULL;
1572   }
1573   if (accessibility_mode_ == AccessibilityModeOff)
1574     return;
1575
1576   if (accessibility_mode_ & AccessibilityModeFlagFullTree)
1577     renderer_accessibility_ = new RendererAccessibility(this);
1578 }
1579
1580 void RenderFrameImpl::OnSnapshotAccessibilityTree(int callback_id) {
1581   ui::AXTreeUpdate response;
1582   RendererAccessibility::SnapshotAccessibilityTree(this, &response);
1583   Send(new AccessibilityHostMsg_SnapshotResponse(
1584       routing_id_, callback_id, response));
1585 }
1586
1587 void RenderFrameImpl::OnDisownOpener() {
1588   // TODO(creis): We should only see this for main frames for now.  To support
1589   // disowning the opener on subframes, we will need to move WebContentsImpl's
1590   // opener_ to FrameTreeNode.
1591   CHECK(!frame_->parent());
1592
1593   if (frame_->opener())
1594     frame_->setOpener(NULL);
1595 }
1596
1597 void RenderFrameImpl::OnDidUpdateSandboxFlags(SandboxFlags flags) {
1598   frame_->setFrameOwnerSandboxFlags(ContentToWebSandboxFlags(flags));
1599 }
1600
1601 void RenderFrameImpl::OnTextTrackSettingsChanged(
1602     const FrameMsg_TextTrackSettings_Params& params) {
1603   DCHECK(!frame_->parent());
1604   if (!render_view_->webview())
1605     return;
1606   render_view_->webview()->settings()->setTextTrackBackgroundColor(
1607       WebString::fromUTF8(params.text_track_background_color));
1608   render_view_->webview()->settings()->setTextTrackFontFamily(
1609       WebString::fromUTF8(params.text_track_font_family));
1610   render_view_->webview()->settings()->setTextTrackFontStyle(
1611       WebString::fromUTF8(params.text_track_font_style));
1612   render_view_->webview()->settings()->setTextTrackFontVariant(
1613       WebString::fromUTF8(params.text_track_font_variant));
1614   render_view_->webview()->settings()->setTextTrackTextColor(
1615       WebString::fromUTF8(params.text_track_text_color));
1616   render_view_->webview()->settings()->setTextTrackTextShadow(
1617       WebString::fromUTF8(params.text_track_text_shadow));
1618   render_view_->webview()->settings()->setTextTrackTextSize(
1619       WebString::fromUTF8(params.text_track_text_size));
1620 }
1621
1622 void RenderFrameImpl::OnPostMessageEvent(
1623     const FrameMsg_PostMessage_Params& params) {
1624   // Find the source frame if it exists.
1625   WebFrame* source_frame = NULL;
1626   if (params.source_view_routing_id != MSG_ROUTING_NONE) {
1627     // Support a legacy postMessage path for specifying a source RenderView;
1628     // this is currently used when sending messages to Android WebView.
1629     // TODO(alexmos): This path can be removed once crbug.com/473258 is fixed.
1630     RenderViewImpl* source_view =
1631         RenderViewImpl::FromRoutingID(params.source_view_routing_id);
1632     if (source_view)
1633       source_frame = source_view->webview()->mainFrame();
1634   } else if (params.source_routing_id != MSG_ROUTING_NONE) {
1635     RenderFrameProxy* source_proxy =
1636         RenderFrameProxy::FromRoutingID(params.source_routing_id);
1637     if (source_proxy) {
1638       // Currently, navigating a top-level frame cross-process does not swap
1639       // the WebLocalFrame for a WebRemoteFrame in the frame tree, and the
1640       // WebRemoteFrame will not have an associated blink::Frame. If this is
1641       // the case for |source_proxy|, use the corresponding (swapped-out)
1642       // WebLocalFrame instead, so that event.source for this message can be
1643       // set and used properly.
1644       if (source_proxy->IsMainFrameDetachedFromTree())
1645         source_frame = source_proxy->render_view()->webview()->mainFrame();
1646       else
1647         source_frame = source_proxy->web_frame();
1648     }
1649   }
1650
1651   // If the message contained MessagePorts, create the corresponding endpoints.
1652   blink::WebMessagePortChannelArray channels =
1653       WebMessagePortChannelImpl::CreatePorts(
1654           params.message_ports, params.new_routing_ids,
1655           base::MessageLoopProxy::current().get());
1656
1657   WebSerializedScriptValue serialized_script_value;
1658   if (params.is_data_raw_string) {
1659     v8::HandleScope handle_scope(blink::mainThreadIsolate());
1660     v8::Local<v8::Context> context = frame_->mainWorldScriptContext();
1661     v8::Context::Scope context_scope(context);
1662     V8ValueConverterImpl converter;
1663     converter.SetDateAllowed(true);
1664     converter.SetRegExpAllowed(true);
1665     scoped_ptr<base::Value> value(new base::StringValue(params.data));
1666     v8::Handle<v8::Value> result_value = converter.ToV8Value(value.get(),
1667                                                              context);
1668     serialized_script_value = WebSerializedScriptValue::serialize(result_value);
1669   } else {
1670     serialized_script_value = WebSerializedScriptValue::fromString(params.data);
1671   }
1672
1673   // Create an event with the message.  The next-to-last parameter to
1674   // initMessageEvent is the last event ID, which is not used with postMessage.
1675   WebDOMEvent event = frame_->document().createEvent("MessageEvent");
1676   WebDOMMessageEvent msg_event = event.to<WebDOMMessageEvent>();
1677   msg_event.initMessageEvent("message",
1678                              // |canBubble| and |cancellable| are always false
1679                              false, false,
1680                              serialized_script_value,
1681                              params.source_origin, source_frame, "", channels);
1682
1683   // We must pass in the target_origin to do the security check on this side,
1684   // since it may have changed since the original postMessage call was made.
1685   WebSecurityOrigin target_origin;
1686   if (!params.target_origin.empty()) {
1687     target_origin =
1688         WebSecurityOrigin::createFromString(WebString(params.target_origin));
1689   }
1690   frame_->dispatchMessageEventWithOriginCheck(target_origin, msg_event);
1691 }
1692
1693 #if defined(OS_ANDROID)
1694 void RenderFrameImpl::OnSelectPopupMenuItems(
1695     bool canceled,
1696     const std::vector<int>& selected_indices) {
1697   // It is possible to receive more than one of these calls if the user presses
1698   // a select faster than it takes for the show-select-popup IPC message to make
1699   // it to the browser UI thread. Ignore the extra-messages.
1700   // TODO(jcivelli): http:/b/5793321 Implement a better fix, as detailed in bug.
1701   if (!external_popup_menu_)
1702     return;
1703
1704   external_popup_menu_->DidSelectItems(canceled, selected_indices);
1705   external_popup_menu_.reset();
1706 }
1707 #endif
1708
1709 #if defined(OS_MACOSX)
1710 void RenderFrameImpl::OnSelectPopupMenuItem(int selected_index) {
1711   if (external_popup_menu_ == NULL)
1712     return;
1713   external_popup_menu_->DidSelectItem(selected_index);
1714   external_popup_menu_.reset();
1715 }
1716 #endif
1717
1718 void RenderFrameImpl::OnReload(bool ignore_cache) {
1719   frame_->reload(ignore_cache);
1720 }
1721
1722 void RenderFrameImpl::OnTextSurroundingSelectionRequest(size_t max_length) {
1723   blink::WebSurroundingText surroundingText;
1724   surroundingText.initialize(frame_->selectionRange(), max_length);
1725
1726   if (surroundingText.isNull()) {
1727     // |surroundingText| might not be correctly initialized, for example if
1728     // |frame_->selectionRange().isNull()|, in other words, if there was no
1729     // selection.
1730     Send(new FrameHostMsg_TextSurroundingSelectionResponse(
1731         routing_id_, base::string16(), 0, 0));
1732     return;
1733   }
1734
1735   Send(new FrameHostMsg_TextSurroundingSelectionResponse(
1736       routing_id_,
1737       surroundingText.textContent(),
1738       surroundingText.startOffsetInTextContent(),
1739       surroundingText.endOffsetInTextContent()));
1740 }
1741
1742 void RenderFrameImpl::OnAddStyleSheetByURL(const std::string& url) {
1743   frame_->addStyleSheetByURL(WebString::fromUTF8(url));
1744 }
1745
1746 void RenderFrameImpl::OnSetupTransitionView(const std::string& markup) {
1747   frame_->document().setIsTransitionDocument(true);
1748   frame_->navigateToSandboxedMarkup(WebData(markup.data(), markup.length()));
1749 }
1750
1751 void RenderFrameImpl::OnBeginExitTransition(const std::string& css_selector,
1752                                             bool exit_to_native_app) {
1753   frame_->document().setIsTransitionDocument(true);
1754   frame_->document().beginExitTransition(WebString::fromUTF8(css_selector),
1755                                          exit_to_native_app);
1756 }
1757
1758 void RenderFrameImpl::OnRevertExitTransition() {
1759   frame_->document().setIsTransitionDocument(false);
1760   frame_->document().revertExitTransition();
1761 }
1762
1763 void RenderFrameImpl::OnHideTransitionElements(
1764     const std::string& css_selector) {
1765   frame_->document().hideTransitionElements(WebString::fromUTF8(css_selector));
1766 }
1767
1768 void RenderFrameImpl::OnShowTransitionElements(
1769     const std::string& css_selector) {
1770   frame_->document().showTransitionElements(WebString::fromUTF8(css_selector));
1771 }
1772
1773 bool RenderFrameImpl::RunJavaScriptMessage(JavaScriptMessageType type,
1774                                            const base::string16& message,
1775                                            const base::string16& default_value,
1776                                            const GURL& frame_url,
1777                                            base::string16* result) {
1778   // Don't allow further dialogs if we are waiting to swap out, since the
1779   // PageGroupLoadDeferrer in our stack prevents it.
1780   if (render_view()->suppress_dialogs_until_swap_out_)
1781     return false;
1782
1783   bool success = false;
1784   base::string16 result_temp;
1785   if (!result)
1786     result = &result_temp;
1787
1788   render_view()->SendAndRunNestedMessageLoop(
1789       new FrameHostMsg_RunJavaScriptMessage(
1790         routing_id_, message, default_value, frame_url, type, &success,
1791         result));
1792   return success;
1793 }
1794
1795 void RenderFrameImpl::LoadNavigationErrorPage(
1796     const WebURLRequest& failed_request,
1797     const WebURLError& error,
1798     bool replace) {
1799   std::string error_html;
1800   GetContentClient()->renderer()->GetNavigationErrorStrings(
1801       render_view(), frame_, failed_request, error, &error_html, NULL);
1802
1803   frame_->loadHTMLString(error_html,
1804                          GURL(kUnreachableWebDataURL),
1805                          error.unreachableURL,
1806                          replace);
1807 }
1808
1809 void RenderFrameImpl::DidCommitCompositorFrame() {
1810   if (BrowserPluginManager::Get())
1811     BrowserPluginManager::Get()->DidCommitCompositorFrame(GetRoutingID());
1812   FOR_EACH_OBSERVER(
1813       RenderFrameObserver, observers_, DidCommitCompositorFrame());
1814 }
1815
1816 RenderView* RenderFrameImpl::GetRenderView() {
1817   return render_view_.get();
1818 }
1819
1820 int RenderFrameImpl::GetRoutingID() {
1821   return routing_id_;
1822 }
1823
1824 blink::WebLocalFrame* RenderFrameImpl::GetWebFrame() {
1825   DCHECK(frame_);
1826   return frame_;
1827 }
1828
1829 WebElement RenderFrameImpl::GetFocusedElement() const {
1830   WebDocument doc = frame_->document();
1831   if (!doc.isNull())
1832     return doc.focusedElement();
1833
1834   return WebElement();
1835 }
1836
1837 WebPreferences& RenderFrameImpl::GetWebkitPreferences() {
1838   return render_view_->GetWebkitPreferences();
1839 }
1840
1841 int RenderFrameImpl::ShowContextMenu(ContextMenuClient* client,
1842                                      const ContextMenuParams& params) {
1843   DCHECK(client);  // A null client means "internal" when we issue callbacks.
1844   ContextMenuParams our_params(params);
1845   our_params.custom_context.request_id = pending_context_menus_.Add(client);
1846   Send(new FrameHostMsg_ContextMenu(routing_id_, our_params));
1847   return our_params.custom_context.request_id;
1848 }
1849
1850 void RenderFrameImpl::CancelContextMenu(int request_id) {
1851   DCHECK(pending_context_menus_.Lookup(request_id));
1852   pending_context_menus_.Remove(request_id);
1853 }
1854
1855 blink::WebNode RenderFrameImpl::GetContextMenuNode() const {
1856   return context_menu_node_;
1857 }
1858
1859 blink::WebPlugin* RenderFrameImpl::CreatePlugin(
1860     blink::WebFrame* frame,
1861     const WebPluginInfo& info,
1862     const blink::WebPluginParams& params,
1863     scoped_ptr<content::PluginInstanceThrottler> throttler) {
1864   DCHECK_EQ(frame_, frame);
1865 #if defined(ENABLE_PLUGINS)
1866   if (info.type == WebPluginInfo::PLUGIN_TYPE_BROWSER_PLUGIN) {
1867     scoped_ptr<BrowserPluginDelegate> browser_plugin_delegate(
1868         GetContentClient()->renderer()->CreateBrowserPluginDelegate(
1869             this, params.mimeType.utf8(), GURL(params.url)));
1870     return BrowserPluginManager::Get()->CreateBrowserPlugin(
1871         this, browser_plugin_delegate.Pass());
1872   }
1873
1874   bool pepper_plugin_was_registered = false;
1875   scoped_refptr<PluginModule> pepper_module(PluginModule::Create(
1876       this, info, &pepper_plugin_was_registered));
1877   if (pepper_plugin_was_registered) {
1878     if (pepper_module.get()) {
1879       return new PepperWebPluginImpl(
1880           pepper_module.get(), params, this,
1881           make_scoped_ptr(
1882               static_cast<PluginInstanceThrottlerImpl*>(throttler.release())));
1883     }
1884   }
1885 #if defined(OS_CHROMEOS)
1886   LOG(WARNING) << "Pepper module/plugin creation failed.";
1887   return NULL;
1888 #else
1889   // TODO(jam): change to take RenderFrame.
1890   return new WebPluginImpl(frame, params, info.path, render_view_, this);
1891 #endif
1892 #else
1893   return NULL;
1894 #endif
1895 }
1896
1897 void RenderFrameImpl::LoadURLExternally(blink::WebLocalFrame* frame,
1898                                         const blink::WebURLRequest& request,
1899                                         blink::WebNavigationPolicy policy) {
1900   DCHECK(!frame_ || frame_ == frame);
1901   loadURLExternally(frame, request, policy, WebString());
1902 }
1903
1904 void RenderFrameImpl::ExecuteJavaScript(const base::string16& javascript) {
1905   OnJavaScriptExecuteRequest(javascript, 0, false);
1906 }
1907
1908 ServiceRegistry* RenderFrameImpl::GetServiceRegistry() {
1909   return &service_registry_;
1910 }
1911
1912 #if defined(ENABLE_PLUGINS)
1913 void RenderFrameImpl::RegisterPeripheralPlugin(
1914     const GURL& content_origin,
1915     const base::Closure& unthrottle_callback) {
1916   return plugin_power_saver_helper_->RegisterPeripheralPlugin(
1917       content_origin, unthrottle_callback);
1918 }
1919 #endif  // defined(ENABLE_PLUGINS)
1920
1921 bool RenderFrameImpl::IsFTPDirectoryListing() {
1922   WebURLResponseExtraDataImpl* extra_data =
1923       GetExtraDataFromResponse(frame_->dataSource()->response());
1924   return extra_data ? extra_data->is_ftp_directory_listing() : false;
1925 }
1926
1927 void RenderFrameImpl::AttachGuest(int element_instance_id) {
1928   BrowserPluginManager::Get()->Attach(element_instance_id);
1929 }
1930
1931 void RenderFrameImpl::DetachGuest(int element_instance_id) {
1932   BrowserPluginManager::Get()->Detach(element_instance_id);
1933 }
1934
1935 void RenderFrameImpl::SetSelectedText(const base::string16& selection_text,
1936                                       size_t offset,
1937                                       const gfx::Range& range) {
1938   // Use the routing id of Render Widget Host.
1939   Send(new ViewHostMsg_SelectionChanged(GetRenderWidget()->routing_id(),
1940                                         selection_text,
1941                                         offset,
1942                                         range));
1943 }
1944
1945 void RenderFrameImpl::EnsureMojoBuiltinsAreAvailable(
1946     v8::Isolate* isolate,
1947     v8::Local<v8::Context> context) {
1948   gin::ModuleRegistry* registry = gin::ModuleRegistry::From(context);
1949   if (registry->available_modules().count(mojo::js::Core::kModuleName))
1950     return;
1951
1952   v8::HandleScope handle_scope(isolate);
1953   registry->AddBuiltinModule(
1954       isolate, mojo::js::Core::kModuleName, mojo::js::Core::GetModule(isolate));
1955   registry->AddBuiltinModule(isolate,
1956                              mojo::js::Support::kModuleName,
1957                              mojo::js::Support::GetModule(isolate));
1958   registry->AddBuiltinModule(
1959       isolate,
1960       ServiceRegistryJsWrapper::kModuleName,
1961       ServiceRegistryJsWrapper::Create(isolate, &service_registry_).ToV8());
1962 }
1963
1964 // blink::WebFrameClient implementation ----------------------------------------
1965
1966 blink::WebPluginPlaceholder* RenderFrameImpl::createPluginPlaceholder(
1967     blink::WebLocalFrame* frame,
1968     const blink::WebPluginParams& params) {
1969   DCHECK_EQ(frame_, frame);
1970   return GetContentClient()
1971       ->renderer()
1972       ->CreatePluginPlaceholder(this, frame, params)
1973       .release();
1974 }
1975
1976 blink::WebPlugin* RenderFrameImpl::createPlugin(
1977     blink::WebLocalFrame* frame,
1978     const blink::WebPluginParams& params) {
1979   DCHECK_EQ(frame_, frame);
1980   blink::WebPlugin* plugin = NULL;
1981   if (GetContentClient()->renderer()->OverrideCreatePlugin(
1982           this, frame, params, &plugin)) {
1983     return plugin;
1984   }
1985
1986   if (base::UTF16ToUTF8(params.mimeType) == kBrowserPluginMimeType) {
1987     scoped_ptr<BrowserPluginDelegate> browser_plugin_delegate(
1988         GetContentClient()->renderer()->CreateBrowserPluginDelegate(this,
1989             kBrowserPluginMimeType, GURL(params.url)));
1990     return BrowserPluginManager::Get()->CreateBrowserPlugin(
1991         this, browser_plugin_delegate.Pass());
1992   }
1993
1994 #if defined(ENABLE_PLUGINS)
1995   WebPluginInfo info;
1996   std::string mime_type;
1997   bool found = false;
1998   Send(new FrameHostMsg_GetPluginInfo(
1999       routing_id_, params.url, frame->top()->document().url(),
2000       params.mimeType.utf8(), &found, &info, &mime_type));
2001   if (!found)
2002     return NULL;
2003
2004   WebPluginParams params_to_use = params;
2005   params_to_use.mimeType = WebString::fromUTF8(mime_type);
2006   return CreatePlugin(frame, info, params_to_use, nullptr /* throttler */);
2007 #else
2008   return NULL;
2009 #endif  // defined(ENABLE_PLUGINS)
2010 }
2011
2012 blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
2013     blink::WebLocalFrame* frame,
2014     const blink::WebURL& url,
2015     blink::WebMediaPlayerClient* client) {
2016   return createMediaPlayer(frame, url, client, nullptr);
2017 }
2018
2019 blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
2020     blink::WebLocalFrame* frame,
2021     const blink::WebURL& url,
2022     blink::WebMediaPlayerClient* client,
2023     blink::WebContentDecryptionModule* initial_cdm) {
2024 #if defined(VIDEO_HOLE)
2025   if (!contains_media_player_) {
2026     render_view_->RegisterVideoHoleFrame(this);
2027     contains_media_player_ = true;
2028   }
2029 #endif  // defined(VIDEO_HOLE)
2030
2031   blink::WebMediaStream web_stream(
2032       blink::WebMediaStreamRegistry::lookupMediaStreamDescriptor(url));
2033   if (!web_stream.isNull())
2034     return CreateWebMediaPlayerForMediaStream(url, client);
2035
2036 #if defined(OS_ANDROID)
2037   return CreateAndroidWebMediaPlayer(url, client, GetMediaPermission(),
2038                                      initial_cdm);
2039 #else
2040   scoped_refptr<media::MediaLog> media_log(new RenderMediaLog());
2041
2042   RenderThreadImpl* render_thread = RenderThreadImpl::current();
2043   media::WebMediaPlayerParams params(
2044       base::Bind(&ContentRendererClient::DeferMediaLoad,
2045                  base::Unretained(GetContentClient()->renderer()),
2046                  static_cast<RenderFrame*>(this)),
2047       render_thread->GetAudioRendererMixerManager()->CreateInput(routing_id_),
2048       media_log, render_thread->GetMediaThreadTaskRunner(),
2049       render_thread->compositor_message_loop_proxy(),
2050       base::Bind(&GetSharedMainThreadContext3D), GetMediaPermission(),
2051       initial_cdm);
2052
2053 #if defined(ENABLE_MEDIA_MOJO_RENDERER)
2054   scoped_ptr<media::RendererFactory> media_renderer_factory(
2055       new media::MojoRendererFactory(make_scoped_ptr(
2056           new MediaRendererServiceProvider(GetServiceRegistry()))));
2057 #else
2058   scoped_ptr<media::RendererFactory> media_renderer_factory =
2059       GetContentClient()->renderer()->CreateMediaRendererFactory(this,
2060                                                                  media_log);
2061
2062   if (!media_renderer_factory.get()) {
2063     media_renderer_factory.reset(new media::DefaultRendererFactory(
2064         media_log, render_thread->GetGpuFactories(),
2065         *render_thread->GetAudioHardwareConfig()));
2066   }
2067 #endif  // defined(ENABLE_MEDIA_MOJO_RENDERER)
2068
2069   return new media::WebMediaPlayerImpl(
2070       frame, client, weak_factory_.GetWeakPtr(), media_renderer_factory.Pass(),
2071       GetCdmFactory(), params);
2072 #endif  // defined(OS_ANDROID)
2073 }
2074
2075 blink::WebApplicationCacheHost* RenderFrameImpl::createApplicationCacheHost(
2076     blink::WebLocalFrame* frame,
2077     blink::WebApplicationCacheHostClient* client) {
2078   if (!frame || !frame->view())
2079     return NULL;
2080   DCHECK(!frame_ || frame_ == frame);
2081   return new RendererWebApplicationCacheHostImpl(
2082       RenderViewImpl::FromWebView(frame->view()), client,
2083       RenderThreadImpl::current()->appcache_dispatcher()->backend_proxy());
2084 }
2085
2086 blink::WebWorkerContentSettingsClientProxy*
2087 RenderFrameImpl::createWorkerContentSettingsClientProxy(
2088     blink::WebLocalFrame* frame) {
2089   if (!frame || !frame->view())
2090     return NULL;
2091   DCHECK(!frame_ || frame_ == frame);
2092   return GetContentClient()->renderer()->CreateWorkerContentSettingsClientProxy(
2093       this, frame);
2094 }
2095
2096 WebExternalPopupMenu* RenderFrameImpl::createExternalPopupMenu(
2097     const WebPopupMenuInfo& popup_menu_info,
2098     WebExternalPopupMenuClient* popup_menu_client) {
2099 #if defined(OS_MACOSX) || defined(OS_ANDROID)
2100   // An IPC message is sent to the browser to build and display the actual
2101   // popup. The user could have time to click a different select by the time
2102   // the popup is shown. In that case external_popup_menu_ is non NULL.
2103   // By returning NULL in that case, we instruct Blink to cancel that new
2104   // popup. So from the user perspective, only the first one will show, and
2105   // will have to close the first one before another one can be shown.
2106   if (external_popup_menu_)
2107     return NULL;
2108   external_popup_menu_.reset(
2109       new ExternalPopupMenu(this, popup_menu_info, popup_menu_client));
2110   if (render_view_->screen_metrics_emulator_) {
2111     render_view_->SetExternalPopupOriginAdjustmentsForEmulation(
2112         external_popup_menu_.get(),
2113         render_view_->screen_metrics_emulator_.get());
2114   }
2115   return external_popup_menu_.get();
2116 #else
2117   return NULL;
2118 #endif
2119 }
2120
2121 blink::WebCookieJar* RenderFrameImpl::cookieJar(blink::WebLocalFrame* frame) {
2122   DCHECK(!frame_ || frame_ == frame);
2123   return &cookie_jar_;
2124 }
2125
2126 blink::WebServiceWorkerProvider* RenderFrameImpl::createServiceWorkerProvider(
2127     blink::WebLocalFrame* frame) {
2128   DCHECK(!frame_ || frame_ == frame);
2129   // At this point we should have non-null data source.
2130   DCHECK(frame->dataSource());
2131   if (!ChildThreadImpl::current())
2132     return NULL;  // May be null in some tests.
2133   ServiceWorkerNetworkProvider* provider =
2134       ServiceWorkerNetworkProvider::FromDocumentState(
2135           DocumentState::FromDataSource(frame->dataSource()));
2136   return new WebServiceWorkerProviderImpl(
2137       ChildThreadImpl::current()->thread_safe_sender(),
2138       provider ? provider->context() : NULL);
2139 }
2140
2141 void RenderFrameImpl::didAccessInitialDocument(blink::WebLocalFrame* frame) {
2142   DCHECK(!frame_ || frame_ == frame);
2143   // If the request hasn't yet committed, notify the browser process that it is
2144   // no longer safe to show the pending URL of the main frame, since a URL spoof
2145   // is now possible. (If the request has committed, the browser already knows.)
2146   if (!frame->parent()) {
2147     DocumentState* document_state =
2148         DocumentState::FromDataSource(frame->dataSource());
2149     NavigationStateImpl* navigation_state =
2150         static_cast<NavigationStateImpl*>(document_state->navigation_state());
2151
2152     if (!navigation_state->request_committed()) {
2153       Send(new FrameHostMsg_DidAccessInitialDocument(routing_id_));
2154     }
2155   }
2156 }
2157
2158 blink::WebFrame* RenderFrameImpl::createChildFrame(
2159     blink::WebLocalFrame* parent,
2160     const blink::WebString& name,
2161     blink::WebSandboxFlags sandbox_flags) {
2162   // Synchronously notify the browser of a child frame creation to get the
2163   // routing_id for the RenderFrame.
2164   int child_routing_id = MSG_ROUTING_NONE;
2165   Send(new FrameHostMsg_CreateChildFrame(
2166       routing_id_, base::UTF16ToUTF8(name),
2167       WebToContentSandboxFlags(sandbox_flags), &child_routing_id));
2168
2169   // Allocation of routing id failed, so we can't create a child frame. This can
2170   // happen if this RenderFrameImpl's IPCs are being filtered when in swapped
2171   // out state or synchronous IPC message above has failed.
2172   if (child_routing_id == MSG_ROUTING_NONE) {
2173     NOTREACHED() << "Failed to allocate routing id for child frame.";
2174     return nullptr;
2175   }
2176
2177   // Create the RenderFrame and WebLocalFrame, linking the two.
2178   RenderFrameImpl* child_render_frame = RenderFrameImpl::Create(
2179       render_view_.get(), child_routing_id);
2180   blink::WebLocalFrame* web_frame = WebLocalFrame::create(child_render_frame);
2181   child_render_frame->SetWebFrame(web_frame);
2182
2183   // Add the frame to the frame tree and initialize it.
2184   parent->appendChild(web_frame);
2185   child_render_frame->Initialize();
2186
2187   return web_frame;
2188 }
2189
2190 void RenderFrameImpl::didDisownOpener(blink::WebLocalFrame* frame) {
2191   DCHECK(!frame_ || frame_ == frame);
2192   // We only need to notify the browser if the active, top-level frame clears
2193   // its opener.  We can ignore cases where a swapped out frame clears its
2194   // opener after hearing about it from the browser, and the browser does not
2195   // (yet) care about subframe openers.
2196   if (is_swapped_out_ || frame->parent())
2197     return;
2198
2199   // Notify WebContents and all its swapped out RenderViews.
2200   Send(new FrameHostMsg_DidDisownOpener(routing_id_));
2201 }
2202
2203 void RenderFrameImpl::frameDetached(blink::WebFrame* frame) {
2204   // NOTE: This function is called on the frame that is being detached and not
2205   // the parent frame.  This is different from createChildFrame() which is
2206   // called on the parent frame.
2207   CHECK(!is_detaching_);
2208   DCHECK(!frame_ || frame_ == frame);
2209
2210   bool is_subframe = !!frame->parent();
2211
2212   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, FrameDetached());
2213   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2214                     FrameDetached(frame));
2215
2216   Send(new FrameHostMsg_Detach(routing_id_));
2217
2218   // The |is_detaching_| flag disables Send(). FrameHostMsg_Detach must be
2219   // sent before setting |is_detaching_| to true.
2220   is_detaching_ = true;
2221
2222   // We need to clean up subframes by removing them from the map and deleting
2223   // the RenderFrameImpl.  In contrast, the main frame is owned by its
2224   // containing RenderViewHost (so that they have the same lifetime), so only
2225   // removal from the map is needed and no deletion.
2226   FrameMap::iterator it = g_frame_map.Get().find(frame);
2227   CHECK(it != g_frame_map.Get().end());
2228   CHECK_EQ(it->second, this);
2229   g_frame_map.Get().erase(it);
2230
2231   if (is_subframe)
2232     frame->parent()->removeChild(frame);
2233
2234   // |frame| is invalid after here.  Be sure to clear frame_ as well, since this
2235   // object may not be deleted immediately and other methods may try to access
2236   // it.
2237   frame->close();
2238   frame_ = nullptr;
2239
2240   if (is_subframe) {
2241     delete this;
2242     // Object is invalid after this point.
2243   }
2244 }
2245
2246 void RenderFrameImpl::frameFocused() {
2247   Send(new FrameHostMsg_FrameFocused(routing_id_));
2248 }
2249
2250 void RenderFrameImpl::willClose(blink::WebFrame* frame) {
2251   DCHECK(!frame_ || frame_ == frame);
2252
2253   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, FrameWillClose());
2254   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2255                     FrameWillClose(frame));
2256 }
2257
2258 void RenderFrameImpl::didChangeName(blink::WebLocalFrame* frame,
2259                                     const blink::WebString& name) {
2260   DCHECK(!frame_ || frame_ == frame);
2261
2262   // TODO(alexmos): According to https://crbug.com/169110, sending window.name
2263   // updates may have performance implications for benchmarks like SunSpider.
2264   // For now, send these updates only for --site-per-process, which needs to
2265   // replicate frame names to frame proxies, and when
2266   // |report_frame_name_changes| is set (used by <webview>).  If needed, this
2267   // can be optimized further by only sending the update if there are any
2268   // remote frames in the frame tree, or delaying and batching up IPCs if
2269   // updates are happening too frequently.
2270   bool is_site_per_process = base::CommandLine::ForCurrentProcess()->HasSwitch(
2271       switches::kSitePerProcess);
2272   if (is_site_per_process ||
2273       render_view_->renderer_preferences_.report_frame_name_changes) {
2274     Send(new FrameHostMsg_DidChangeName(routing_id_, base::UTF16ToUTF8(name)));
2275   }
2276 }
2277
2278 void RenderFrameImpl::didChangeSandboxFlags(blink::WebFrame* child_frame,
2279                                             blink::WebSandboxFlags flags) {
2280   int frame_routing_id = MSG_ROUTING_NONE;
2281   if (child_frame->isWebRemoteFrame()) {
2282     frame_routing_id =
2283         RenderFrameProxy::FromWebFrame(child_frame)->routing_id();
2284   } else {
2285     frame_routing_id =
2286         RenderFrameImpl::FromWebFrame(child_frame)->GetRoutingID();
2287   }
2288
2289   Send(new FrameHostMsg_DidChangeSandboxFlags(routing_id_, frame_routing_id,
2290                                               WebToContentSandboxFlags(flags)));
2291 }
2292
2293 void RenderFrameImpl::didMatchCSS(
2294     blink::WebLocalFrame* frame,
2295     const blink::WebVector<blink::WebString>& newly_matching_selectors,
2296     const blink::WebVector<blink::WebString>& stopped_matching_selectors) {
2297   DCHECK(!frame_ || frame_ == frame);
2298
2299   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2300                     DidMatchCSS(frame,
2301                                 newly_matching_selectors,
2302                                 stopped_matching_selectors));
2303 }
2304
2305 bool RenderFrameImpl::shouldReportDetailedMessageForSource(
2306     const blink::WebString& source) {
2307   return GetContentClient()->renderer()->ShouldReportDetailedMessageForSource(
2308       source);
2309 }
2310
2311 void RenderFrameImpl::didAddMessageToConsole(
2312     const blink::WebConsoleMessage& message,
2313     const blink::WebString& source_name,
2314     unsigned source_line,
2315     const blink::WebString& stack_trace) {
2316   logging::LogSeverity log_severity = logging::LOG_VERBOSE;
2317   switch (message.level) {
2318     case blink::WebConsoleMessage::LevelDebug:
2319       log_severity = logging::LOG_VERBOSE;
2320       break;
2321     case blink::WebConsoleMessage::LevelLog:
2322     case blink::WebConsoleMessage::LevelInfo:
2323       log_severity = logging::LOG_INFO;
2324       break;
2325     case blink::WebConsoleMessage::LevelWarning:
2326       log_severity = logging::LOG_WARNING;
2327       break;
2328     case blink::WebConsoleMessage::LevelError:
2329       log_severity = logging::LOG_ERROR;
2330       break;
2331     default:
2332       log_severity = logging::LOG_VERBOSE;
2333   }
2334
2335   if (shouldReportDetailedMessageForSource(source_name)) {
2336     FOR_EACH_OBSERVER(
2337         RenderFrameObserver, observers_,
2338         DetailedConsoleMessageAdded(message.text,
2339                                     source_name,
2340                                     stack_trace,
2341                                     source_line,
2342                                     static_cast<int32>(log_severity)));
2343   }
2344
2345   Send(new FrameHostMsg_AddMessageToConsole(routing_id_,
2346                                             static_cast<int32>(log_severity),
2347                                             message.text,
2348                                             static_cast<int32>(source_line),
2349                                             source_name));
2350 }
2351
2352 void RenderFrameImpl::loadURLExternally(
2353     blink::WebLocalFrame* frame,
2354     const blink::WebURLRequest& request,
2355     blink::WebNavigationPolicy policy,
2356     const blink::WebString& suggested_name) {
2357   DCHECK(!frame_ || frame_ == frame);
2358   Referrer referrer(RenderViewImpl::GetReferrerFromRequest(frame, request));
2359   if (policy == blink::WebNavigationPolicyDownload) {
2360     render_view_->Send(new ViewHostMsg_DownloadUrl(render_view_->GetRoutingID(),
2361                                                    request.url(), referrer,
2362                                                    suggested_name));
2363   } else {
2364     OpenURL(frame, request.url(), referrer, policy);
2365   }
2366 }
2367
2368 blink::WebNavigationPolicy RenderFrameImpl::decidePolicyForNavigation(
2369     const NavigationPolicyInfo& info) {
2370   DCHECK(!frame_ || frame_ == info.frame);
2371   return DecidePolicyForNavigation(this, info);
2372 }
2373
2374 blink::WebHistoryItem RenderFrameImpl::historyItemForNewChildFrame(
2375     blink::WebFrame* frame) {
2376   DCHECK(!frame_ || frame_ == frame);
2377   return render_view_->history_controller()->GetItemForNewChildFrame(this);
2378 }
2379
2380 void RenderFrameImpl::willSendSubmitEvent(blink::WebLocalFrame* frame,
2381                                           const blink::WebFormElement& form) {
2382   DCHECK(!frame_ || frame_ == frame);
2383
2384   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WillSendSubmitEvent(form));
2385 }
2386
2387 void RenderFrameImpl::willSubmitForm(blink::WebLocalFrame* frame,
2388                                      const blink::WebFormElement& form) {
2389   DCHECK(!frame_ || frame_ == frame);
2390   DocumentState* document_state =
2391       DocumentState::FromDataSource(frame->provisionalDataSource());
2392   NavigationStateImpl* navigation_state =
2393       static_cast<NavigationStateImpl*>(document_state->navigation_state());
2394   InternalDocumentStateData* internal_data =
2395       InternalDocumentStateData::FromDocumentState(document_state);
2396
2397   if (ui::PageTransitionCoreTypeIs(navigation_state->GetTransitionType(),
2398                                    ui::PAGE_TRANSITION_LINK)) {
2399     navigation_state->set_transition_type(ui::PAGE_TRANSITION_FORM_SUBMIT);
2400   }
2401
2402   // Save these to be processed when the ensuing navigation is committed.
2403   WebSearchableFormData web_searchable_form_data(form);
2404   internal_data->set_searchable_form_url(web_searchable_form_data.url());
2405   internal_data->set_searchable_form_encoding(
2406       web_searchable_form_data.encoding().utf8());
2407
2408   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WillSubmitForm(form));
2409 }
2410
2411 void RenderFrameImpl::didCreateDataSource(blink::WebLocalFrame* frame,
2412                                           blink::WebDataSource* datasource) {
2413   DCHECK(!frame_ || frame_ == frame);
2414
2415   bool content_initiated = !pending_navigation_params_.get();
2416
2417   // Make sure any previous redirect URLs end up in our new data source.
2418   if (pending_navigation_params_.get()) {
2419     for (const auto& i :
2420          pending_navigation_params_->request_params.redirects) {
2421       datasource->appendRedirect(i);
2422     }
2423   }
2424
2425   DocumentState* document_state = DocumentState::FromDataSource(datasource);
2426   if (!document_state) {
2427     document_state = new DocumentState;
2428     datasource->setExtraData(document_state);
2429     if (!content_initiated)
2430       PopulateDocumentStateFromPending(document_state);
2431   }
2432
2433   // Carry over the user agent override flag, if it exists.
2434   blink::WebView* webview = render_view_->webview();
2435   if (content_initiated && webview && webview->mainFrame() &&
2436       webview->mainFrame()->isWebLocalFrame() &&
2437       webview->mainFrame()->dataSource()) {
2438     DocumentState* old_document_state =
2439         DocumentState::FromDataSource(webview->mainFrame()->dataSource());
2440     if (old_document_state) {
2441       InternalDocumentStateData* internal_data =
2442           InternalDocumentStateData::FromDocumentState(document_state);
2443       InternalDocumentStateData* old_internal_data =
2444           InternalDocumentStateData::FromDocumentState(old_document_state);
2445       internal_data->set_is_overriding_user_agent(
2446           old_internal_data->is_overriding_user_agent());
2447     }
2448   }
2449
2450   // The rest of RenderView assumes that a WebDataSource will always have a
2451   // non-null NavigationState.
2452   if (content_initiated) {
2453     document_state->set_navigation_state(
2454         NavigationStateImpl::CreateContentInitiated());
2455   } else {
2456     document_state->set_navigation_state(CreateNavigationStateFromPending());
2457     pending_navigation_params_.reset();
2458   }
2459
2460   // DocumentState::referred_by_prefetcher_ is true if we are
2461   // navigating from a page that used prefetching using a link on that
2462   // page.  We are early enough in the request process here that we
2463   // can still see the DocumentState of the previous page and set
2464   // this value appropriately.
2465   // TODO(gavinp): catch the important case of navigation in a new
2466   // renderer process.
2467   if (webview) {
2468     if (WebFrame* old_frame = webview->mainFrame()) {
2469       const WebURLRequest& original_request = datasource->originalRequest();
2470       const GURL referrer(
2471           original_request.httpHeaderField(WebString::fromUTF8("Referer")));
2472       if (!referrer.is_empty() && old_frame->isWebLocalFrame() &&
2473           DocumentState::FromDataSource(old_frame->dataSource())
2474               ->was_prefetcher()) {
2475         for (; old_frame; old_frame = old_frame->traverseNext(false)) {
2476           WebDataSource* old_frame_datasource = old_frame->dataSource();
2477           if (old_frame_datasource &&
2478               referrer == GURL(old_frame_datasource->request().url())) {
2479             document_state->set_was_referred_by_prefetcher(true);
2480             break;
2481           }
2482         }
2483       }
2484     }
2485   }
2486
2487   if (content_initiated) {
2488     const WebURLRequest& request = datasource->request();
2489     switch (request.cachePolicy()) {
2490       case WebURLRequest::UseProtocolCachePolicy:  // normal load.
2491         document_state->set_load_type(DocumentState::LINK_LOAD_NORMAL);
2492         break;
2493       case WebURLRequest::ReloadIgnoringCacheData:  // reload.
2494       case WebURLRequest::ReloadBypassingCache:     // end-to-end reload.
2495         document_state->set_load_type(DocumentState::LINK_LOAD_RELOAD);
2496         break;
2497       case WebURLRequest::ReturnCacheDataElseLoad:  // allow stale data.
2498         document_state->set_load_type(DocumentState::LINK_LOAD_CACHE_STALE_OK);
2499         break;
2500       case WebURLRequest::ReturnCacheDataDontLoad:  // Don't re-post.
2501         document_state->set_load_type(DocumentState::LINK_LOAD_CACHE_ONLY);
2502         break;
2503       default:
2504         NOTREACHED();
2505     }
2506   }
2507
2508   // Create the serviceworker's per-document network observing object if it
2509   // does not exist (When navigation happens within a page, the provider already
2510   // exists).
2511   if (!ServiceWorkerNetworkProvider::FromDocumentState(
2512           DocumentState::FromDataSource(datasource))) {
2513     scoped_ptr<ServiceWorkerNetworkProvider> network_provider(
2514         new ServiceWorkerNetworkProvider(routing_id_,
2515                                          SERVICE_WORKER_PROVIDER_FOR_WINDOW));
2516     ServiceWorkerNetworkProvider::AttachToDocumentState(
2517         DocumentState::FromDataSource(datasource),
2518         network_provider.Pass());
2519   }
2520 }
2521
2522 void RenderFrameImpl::didStartProvisionalLoad(blink::WebLocalFrame* frame,
2523                                               bool is_transition_navigation,
2524                                               double triggering_event_time) {
2525   DCHECK(!frame_ || frame_ == frame);
2526   WebDataSource* ds = frame->provisionalDataSource();
2527
2528   // In fast/loader/stop-provisional-loads.html, we abort the load before this
2529   // callback is invoked.
2530   if (!ds)
2531     return;
2532
2533   TRACE_EVENT2("navigation", "RenderFrameImpl::didStartProvisionalLoad",
2534                "id", routing_id_, "url", ds->request().url().string().utf8());
2535   DocumentState* document_state = DocumentState::FromDataSource(ds);
2536
2537   // We should only navigate to swappedout:// when is_swapped_out_ is true.
2538   CHECK((ds->request().url() != GURL(kSwappedOutURL)) ||
2539         is_swapped_out_) <<
2540         "Heard swappedout:// when not swapped out.";
2541
2542   // Update the request time if WebKit has better knowledge of it.
2543   if (document_state->request_time().is_null() &&
2544           triggering_event_time != 0.0) {
2545     document_state->set_request_time(Time::FromDoubleT(triggering_event_time));
2546   }
2547
2548   // Start time is only set after request time.
2549   document_state->set_start_load_time(Time::Now());
2550
2551   bool is_top_most = !frame->parent();
2552   if (is_top_most) {
2553     render_view_->set_navigation_gesture(
2554         WebUserGestureIndicator::isProcessingUserGesture() ?
2555             NavigationGestureUser : NavigationGestureAuto);
2556   } else if (ds->replacesCurrentHistoryItem()) {
2557     // Subframe navigations that don't add session history items must be
2558     // marked with AUTO_SUBFRAME. See also didFailProvisionalLoad for how we
2559     // handle loading of error pages.
2560     static_cast<NavigationStateImpl*>(document_state->navigation_state())
2561         ->set_transition_type(ui::PAGE_TRANSITION_AUTO_SUBFRAME);
2562   }
2563
2564   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2565                     DidStartProvisionalLoad(frame));
2566   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidStartProvisionalLoad());
2567
2568   Send(new FrameHostMsg_DidStartProvisionalLoadForFrame(
2569        routing_id_, ds->request().url(), is_transition_navigation));
2570 }
2571
2572 void RenderFrameImpl::didReceiveServerRedirectForProvisionalLoad(
2573     blink::WebLocalFrame* frame) {
2574   DCHECK(!frame_ || frame_ == frame);
2575   render_view_->history_controller()->RemoveChildrenForRedirect(this);
2576 }
2577
2578 void RenderFrameImpl::didFailProvisionalLoad(
2579     blink::WebLocalFrame* frame,
2580     const blink::WebURLError& error,
2581     blink::WebHistoryCommitType commit_type) {
2582   TRACE_EVENT1("navigation", "RenderFrameImpl::didFailProvisionalLoad",
2583                "id", routing_id_);
2584   DCHECK(!frame_ || frame_ == frame);
2585   WebDataSource* ds = frame->provisionalDataSource();
2586   DCHECK(ds);
2587
2588   const WebURLRequest& failed_request = ds->request();
2589
2590   DocumentState* document_state = DocumentState::FromDataSource(ds);
2591   NavigationStateImpl* navigation_state =
2592       static_cast<NavigationStateImpl*>(document_state->navigation_state());
2593
2594   // Notify the browser that we failed a provisional load with an error.
2595   //
2596   // Note: It is important this notification occur before DidStopLoading so the
2597   //       SSL manager can react to the provisional load failure before being
2598   //       notified the load stopped.
2599   //
2600   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2601                     DidFailProvisionalLoad(frame, error));
2602   FOR_EACH_OBSERVER(RenderFrameObserver, observers_,
2603                     DidFailProvisionalLoad(error));
2604
2605   SendFailedProvisionalLoad(failed_request, error, frame);
2606
2607   if (!ShouldDisplayErrorPageForFailedLoad(error.reason, error.unreachableURL))
2608     return;
2609
2610   // Make sure we never show errors in view source mode.
2611   frame->enableViewSourceMode(false);
2612
2613   // If this is a failed back/forward/reload navigation, then we need to do a
2614   // 'replace' load.  This is necessary to avoid messing up session history.
2615   // Otherwise, we do a normal load, which simulates a 'go' navigation as far
2616   // as session history is concerned.
2617   bool replace = commit_type != blink::WebStandardCommit;
2618
2619   // If we failed on a browser initiated request, then make sure that our error
2620   // page load is regarded as the same browser initiated request.
2621   if (!navigation_state->IsContentInitiated()) {
2622     pending_navigation_params_.reset(new NavigationParams(
2623         navigation_state->common_params(), navigation_state->start_params(),
2624         navigation_state->request_params()));
2625     pending_navigation_params_->request_params.request_time =
2626         document_state->request_time();
2627   }
2628
2629   // Load an error page.
2630   LoadNavigationErrorPage(failed_request, error, replace);
2631 }
2632
2633 void RenderFrameImpl::didCommitProvisionalLoad(
2634     blink::WebLocalFrame* frame,
2635     const blink::WebHistoryItem& item,
2636     blink::WebHistoryCommitType commit_type) {
2637   TRACE_EVENT2("navigation", "RenderFrameImpl::didCommitProvisionalLoad",
2638                "id", routing_id_,
2639                "url", GetLoadingUrl().possibly_invalid_spec());
2640   DCHECK(!frame_ || frame_ == frame);
2641   DocumentState* document_state =
2642       DocumentState::FromDataSource(frame->dataSource());
2643   NavigationStateImpl* navigation_state =
2644       static_cast<NavigationStateImpl*>(document_state->navigation_state());
2645
2646   if (proxy_routing_id_ != MSG_ROUTING_NONE) {
2647     RenderFrameProxy* proxy =
2648         RenderFrameProxy::FromRoutingID(proxy_routing_id_);
2649     CHECK(proxy);
2650     proxy->web_frame()->swap(frame_);
2651     proxy_routing_id_ = MSG_ROUTING_NONE;
2652   }
2653
2654   // When we perform a new navigation, we need to update the last committed
2655   // session history entry with state for the page we are leaving. Do this
2656   // before updating the HistoryController state.
2657   render_view_->UpdateSessionHistory(frame);
2658
2659   render_view_->history_controller()->UpdateForCommit(
2660       this, item, commit_type, navigation_state->WasWithinSamePage());
2661
2662   InternalDocumentStateData* internal_data =
2663       InternalDocumentStateData::FromDocumentState(document_state);
2664
2665   if (document_state->commit_load_time().is_null())
2666     document_state->set_commit_load_time(Time::Now());
2667
2668   if (internal_data->must_reset_scroll_and_scale_state()) {
2669     render_view_->webview()->resetScrollAndScaleState();
2670     internal_data->set_must_reset_scroll_and_scale_state(false);
2671   }
2672   internal_data->set_use_error_page(false);
2673
2674   bool is_new_navigation = commit_type == blink::WebStandardCommit;
2675   if (is_new_navigation) {
2676     // We bump our Page ID to correspond with the new session history entry.
2677     render_view_->page_id_ = render_view_->next_page_id_++;
2678
2679     // Don't update history list values for kSwappedOutURL, since
2680     // we don't want to forget the entry that was there, and since we will
2681     // never come back to kSwappedOutURL.  Note that we have to call
2682     // UpdateSessionHistory and update page_id_ even in this case, so that
2683     // the current entry gets a state update and so that we don't send a
2684     // state update to the wrong entry when we swap back in.
2685     DCHECK_IMPLIES(
2686         navigation_state->start_params().should_replace_current_entry,
2687         render_view_->history_list_length_ > 0);
2688     if (GetLoadingUrl() != GURL(kSwappedOutURL) &&
2689         !navigation_state->start_params().should_replace_current_entry) {
2690       // Advance our offset in session history, applying the length limit.
2691       // There is now no forward history.
2692       render_view_->history_list_offset_++;
2693       if (render_view_->history_list_offset_ >= kMaxSessionHistoryEntries)
2694         render_view_->history_list_offset_ = kMaxSessionHistoryEntries - 1;
2695       render_view_->history_list_length_ =
2696           render_view_->history_list_offset_ + 1;
2697     }
2698   } else {
2699     if (navigation_state->request_params().page_id != -1) {
2700       // This is a successful session history navigation!
2701       render_view_->page_id_ = navigation_state->request_params().page_id;
2702
2703       render_view_->history_list_offset_ =
2704           navigation_state->request_params().pending_history_list_offset;
2705     }
2706   }
2707
2708   bool sent = Send(
2709       new FrameHostMsg_DidAssignPageId(routing_id_, render_view_->page_id_));
2710   CHECK(sent);  // http://crbug.com/407376
2711
2712   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers_,
2713                     DidCommitProvisionalLoad(frame, is_new_navigation));
2714   FOR_EACH_OBSERVER(
2715       RenderFrameObserver, observers_,
2716       DidCommitProvisionalLoad(is_new_navigation,
2717                                navigation_state->WasWithinSamePage()));
2718
2719   if (!frame->parent()) {  // Only for top frames.
2720     RenderThreadImpl* render_thread_impl = RenderThreadImpl::current();
2721     if (render_thread_impl) {  // Can be NULL in tests.
2722       render_thread_impl->histogram_customizer()->
2723           RenderViewNavigatedToHost(GURL(GetLoadingUrl()).host(),
2724                                     RenderViewImpl::GetRenderViewCount());
2725     }
2726   }
2727
2728   // Remember that we've already processed this request, so we don't update
2729   // the session history again.  We do this regardless of whether this is
2730   // a session history navigation, because if we attempted a session history
2731   // navigation without valid HistoryItem state, WebCore will think it is a
2732   // new navigation.
2733   navigation_state->set_request_committed(true);
2734
2735   SendDidCommitProvisionalLoad(frame, commit_type);
2736
2737   // Check whether we have new encoding name.
2738   UpdateEncoding(frame, frame->view()->pageEncoding().utf8());
2739 }
2740
2741 void RenderFrameImpl::didCreateNewDocument(blink::WebLocalFrame* frame) {
2742   DCHECK(!frame_ || frame_ == frame);
2743
2744   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2745                     DidCreateNewDocument(frame));
2746 }
2747
2748 void RenderFrameImpl::didClearWindowObject(blink::WebLocalFrame* frame) {
2749   DCHECK(!frame_ || frame_ == frame);
2750
2751   int enabled_bindings = render_view_->GetEnabledBindings();
2752
2753   if (enabled_bindings & BINDINGS_POLICY_WEB_UI)
2754     WebUIExtension::Install(frame);
2755
2756   if (enabled_bindings & BINDINGS_POLICY_DOM_AUTOMATION)
2757     DomAutomationController::Install(this, frame);
2758
2759   if (enabled_bindings & BINDINGS_POLICY_STATS_COLLECTION)
2760     StatsCollectionController::Install(frame);
2761
2762   const base::CommandLine& command_line =
2763       *base::CommandLine::ForCurrentProcess();
2764
2765   if (command_line.HasSwitch(cc::switches::kEnableGpuBenchmarking))
2766     GpuBenchmarking::Install(frame);
2767
2768   if (command_line.HasSwitch(switches::kEnableMemoryBenchmarking))
2769     MemoryBenchmarkingExtension::Install(frame);
2770
2771   if (command_line.HasSwitch(switches::kEnableSkiaBenchmarking))
2772     SkiaBenchmarking::Install(frame);
2773
2774   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2775                     DidClearWindowObject(frame));
2776   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidClearWindowObject());
2777 }
2778
2779 void RenderFrameImpl::didCreateDocumentElement(blink::WebLocalFrame* frame) {
2780   DCHECK(!frame_ || frame_ == frame);
2781
2782   // Notify the browser about non-blank documents loading in the top frame.
2783   GURL url = frame->document().url();
2784   if (url.is_valid() && url.spec() != url::kAboutBlankURL) {
2785     // TODO(nasko): Check if webview()->mainFrame() is the same as the
2786     // frame->tree()->top().
2787     blink::WebFrame* main_frame = render_view_->webview()->mainFrame();
2788     if (frame == main_frame) {
2789       // For now, don't remember plugin zoom values.  We don't want to mix them
2790       // with normal web content (i.e. a fixed layout plugin would usually want
2791       // them different).
2792       render_view_->Send(new ViewHostMsg_DocumentAvailableInMainFrame(
2793           render_view_->GetRoutingID(),
2794           main_frame->document().isPluginDocument()));
2795     }
2796   }
2797
2798   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2799                     DidCreateDocumentElement(frame));
2800 }
2801
2802 void RenderFrameImpl::didReceiveTitle(blink::WebLocalFrame* frame,
2803                                       const blink::WebString& title,
2804                                       blink::WebTextDirection direction) {
2805   DCHECK(!frame_ || frame_ == frame);
2806   // Ignore all but top level navigations.
2807   if (!frame->parent()) {
2808     base::string16 title16 = title;
2809     base::trace_event::TraceLog::GetInstance()->UpdateProcessLabel(
2810         routing_id_, base::UTF16ToUTF8(title16));
2811
2812     base::string16 shortened_title = title16.substr(0, kMaxTitleChars);
2813     Send(new FrameHostMsg_UpdateTitle(routing_id_,
2814                                       shortened_title, direction));
2815   }
2816
2817   // Also check whether we have new encoding name.
2818   UpdateEncoding(frame, frame->view()->pageEncoding().utf8());
2819 }
2820
2821 void RenderFrameImpl::didChangeIcon(blink::WebLocalFrame* frame,
2822                                     blink::WebIconURL::Type icon_type) {
2823   DCHECK(!frame_ || frame_ == frame);
2824   // TODO(nasko): Investigate wheather implementation should move here.
2825   render_view_->didChangeIcon(frame, icon_type);
2826 }
2827
2828 void RenderFrameImpl::didFinishDocumentLoad(blink::WebLocalFrame* frame) {
2829   TRACE_EVENT1("navigation", "RenderFrameImpl::didFinishDocumentLoad",
2830                "id", routing_id_);
2831   DCHECK(!frame_ || frame_ == frame);
2832   WebDataSource* ds = frame->dataSource();
2833   DocumentState* document_state = DocumentState::FromDataSource(ds);
2834   document_state->set_finish_document_load_time(Time::Now());
2835
2836   Send(new FrameHostMsg_DidFinishDocumentLoad(routing_id_));
2837
2838   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2839                     DidFinishDocumentLoad(frame));
2840   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidFinishDocumentLoad());
2841
2842   // Check whether we have new encoding name.
2843   UpdateEncoding(frame, frame->view()->pageEncoding().utf8());
2844 }
2845
2846 void RenderFrameImpl::didHandleOnloadEvents(blink::WebLocalFrame* frame) {
2847   DCHECK(!frame_ || frame_ == frame);
2848   if (!frame->parent()) {
2849     FrameMsg_UILoadMetricsReportType::Value report_type =
2850         static_cast<FrameMsg_UILoadMetricsReportType::Value>(
2851             frame->dataSource()->request().inputPerfMetricReportPolicy());
2852     base::TimeTicks ui_timestamp = base::TimeTicks() +
2853         base::TimeDelta::FromSecondsD(
2854             frame->dataSource()->request().uiStartTime());
2855
2856     Send(new FrameHostMsg_DocumentOnLoadCompleted(
2857         routing_id_, report_type, ui_timestamp));
2858   }
2859 }
2860
2861 void RenderFrameImpl::didFailLoad(blink::WebLocalFrame* frame,
2862                                   const blink::WebURLError& error,
2863                                   blink::WebHistoryCommitType commit_type) {
2864   TRACE_EVENT1("navigation", "RenderFrameImpl::didFailLoad",
2865                "id", routing_id_);
2866   DCHECK(!frame_ || frame_ == frame);
2867   // TODO(nasko): Move implementation here. No state needed.
2868   WebDataSource* ds = frame->dataSource();
2869   DCHECK(ds);
2870
2871   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2872                     DidFailLoad(frame, error));
2873
2874   const WebURLRequest& failed_request = ds->request();
2875   base::string16 error_description;
2876   GetContentClient()->renderer()->GetNavigationErrorStrings(
2877       render_view_.get(),
2878       frame,
2879       failed_request,
2880       error,
2881       NULL,
2882       &error_description);
2883   Send(new FrameHostMsg_DidFailLoadWithError(routing_id_,
2884                                              failed_request.url(),
2885                                              error.reason,
2886                                              error_description));
2887 }
2888
2889 void RenderFrameImpl::didFinishLoad(blink::WebLocalFrame* frame) {
2890   TRACE_EVENT1("navigation", "RenderFrameImpl::didFinishLoad",
2891                "id", routing_id_);
2892   DCHECK(!frame_ || frame_ == frame);
2893   WebDataSource* ds = frame->dataSource();
2894   DocumentState* document_state = DocumentState::FromDataSource(ds);
2895   if (document_state->finish_load_time().is_null()) {
2896     if (!frame->parent()) {
2897       TRACE_EVENT_INSTANT0("WebCore", "LoadFinished",
2898                            TRACE_EVENT_SCOPE_PROCESS);
2899     }
2900     document_state->set_finish_load_time(Time::Now());
2901   }
2902
2903   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
2904                     DidFinishLoad(frame));
2905   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidFinishLoad());
2906
2907   // Don't send this message while the frame is swapped out.
2908   if (is_swapped_out())
2909     return;
2910
2911   Send(new FrameHostMsg_DidFinishLoad(routing_id_,
2912                                       ds->request().url()));
2913 }
2914
2915 void RenderFrameImpl::didNavigateWithinPage(blink::WebLocalFrame* frame,
2916     const blink::WebHistoryItem& item,
2917     blink::WebHistoryCommitType commit_type) {
2918   TRACE_EVENT1("navigation", "RenderFrameImpl::didNavigateWithinPage",
2919                "id", routing_id_);
2920   DCHECK(!frame_ || frame_ == frame);
2921   // If this was a reference fragment navigation that we initiated, then we
2922   // could end up having a non-null pending navigation params.  We just need to
2923   // update the ExtraData on the datasource so that others who read the
2924   // ExtraData will get the new NavigationState.  Similarly, if we did not
2925   // initiate this navigation, then we need to take care to reset any pre-
2926   // existing navigation state to a content-initiated navigation state.
2927   // didCreateDataSource conveniently takes care of this for us.
2928   didCreateDataSource(frame, frame->dataSource());
2929
2930   DocumentState* document_state =
2931       DocumentState::FromDataSource(frame->dataSource());
2932   static_cast<NavigationStateImpl*>(document_state->navigation_state())
2933       ->set_was_within_same_page(true);
2934
2935   didCommitProvisionalLoad(frame, item, commit_type);
2936 }
2937
2938 void RenderFrameImpl::didUpdateCurrentHistoryItem(blink::WebLocalFrame* frame) {
2939   DCHECK(!frame_ || frame_ == frame);
2940   // TODO(nasko): Move implementation here. Needed methods:
2941   // * StartNavStateSyncTimerIfNecessary
2942   render_view_->didUpdateCurrentHistoryItem(frame);
2943 }
2944
2945 void RenderFrameImpl::addNavigationTransitionData(
2946     const blink::WebTransitionElementData& data) {
2947   FrameHostMsg_AddNavigationTransitionData_Params params;
2948   params.render_frame_id = routing_id_;
2949   params.allowed_destination_host_pattern =
2950       data.scope.utf8();
2951   params.selector = data.selector.utf8();
2952   params.markup = data.markup.utf8();
2953   params.elements.resize(data.elements.size());
2954   for (size_t i = 0; i < data.elements.size(); i++) {
2955     params.elements[i].id = data.elements[i].id.utf8();
2956     params.elements[i].rect = gfx::Rect(data.elements[i].rect);
2957   }
2958
2959   Send(new FrameHostMsg_AddNavigationTransitionData(params));
2960 }
2961
2962 void RenderFrameImpl::didChangeThemeColor() {
2963   if (frame_->parent())
2964     return;
2965
2966   Send(new FrameHostMsg_DidChangeThemeColor(
2967       routing_id_, frame_->document().themeColor()));
2968 }
2969
2970 void RenderFrameImpl::dispatchLoad() {
2971   Send(new FrameHostMsg_DispatchLoad(routing_id_));
2972 }
2973
2974 void RenderFrameImpl::requestNotificationPermission(
2975     const blink::WebSecurityOrigin& origin,
2976     blink::WebNotificationPermissionCallback* callback) {
2977   if (!notification_permission_dispatcher_) {
2978     notification_permission_dispatcher_ =
2979         new NotificationPermissionDispatcher(this);
2980   }
2981
2982   notification_permission_dispatcher_->RequestPermission(origin, callback);
2983 }
2984
2985 void RenderFrameImpl::didChangeSelection(bool is_empty_selection) {
2986   if (!GetRenderWidget()->handling_input_event() && !handling_select_range_)
2987     return;
2988
2989   if (is_empty_selection)
2990     selection_text_.clear();
2991
2992   // UpdateTextInputType should be called before SyncSelectionIfRequired.
2993   // UpdateTextInputType may send TextInputTypeChanged to notify the focus
2994   // was changed, and SyncSelectionIfRequired may send SelectionChanged
2995   // to notify the selection was changed.  Focus change should be notified
2996   // before selection change.
2997   GetRenderWidget()->UpdateTextInputType();
2998   SyncSelectionIfRequired();
2999 #if defined(OS_ANDROID)
3000   GetRenderWidget()->UpdateTextInputState(RenderWidget::NO_SHOW_IME,
3001                                           RenderWidget::FROM_NON_IME);
3002 #endif
3003 }
3004
3005 blink::WebColorChooser* RenderFrameImpl::createColorChooser(
3006     blink::WebColorChooserClient* client,
3007     const blink::WebColor& initial_color,
3008     const blink::WebVector<blink::WebColorSuggestion>& suggestions) {
3009   RendererWebColorChooserImpl* color_chooser =
3010       new RendererWebColorChooserImpl(this, client);
3011   std::vector<ColorSuggestion> color_suggestions;
3012   for (size_t i = 0; i < suggestions.size(); i++) {
3013     color_suggestions.push_back(ColorSuggestion(suggestions[i]));
3014   }
3015   color_chooser->Open(static_cast<SkColor>(initial_color), color_suggestions);
3016   return color_chooser;
3017 }
3018
3019 void RenderFrameImpl::runModalAlertDialog(const blink::WebString& message) {
3020   RunJavaScriptMessage(JAVASCRIPT_MESSAGE_TYPE_ALERT,
3021                        message,
3022                        base::string16(),
3023                        frame_->document().url(),
3024                        NULL);
3025 }
3026
3027 bool RenderFrameImpl::runModalConfirmDialog(const blink::WebString& message) {
3028   return RunJavaScriptMessage(JAVASCRIPT_MESSAGE_TYPE_CONFIRM,
3029                               message,
3030                               base::string16(),
3031                               frame_->document().url(),
3032                               NULL);
3033 }
3034
3035 bool RenderFrameImpl::runModalPromptDialog(
3036     const blink::WebString& message,
3037     const blink::WebString& default_value,
3038     blink::WebString* actual_value) {
3039   base::string16 result;
3040   bool ok = RunJavaScriptMessage(JAVASCRIPT_MESSAGE_TYPE_PROMPT,
3041                                  message,
3042                                  default_value,
3043                                  frame_->document().url(),
3044                                  &result);
3045   if (ok)
3046     actual_value->assign(result);
3047   return ok;
3048 }
3049
3050 bool RenderFrameImpl::runModalBeforeUnloadDialog(
3051     bool is_reload,
3052     const blink::WebString& message) {
3053   // If we are swapping out, we have already run the beforeunload handler.
3054   // TODO(creis): Fix OnSwapOut to clear the frame without running beforeunload
3055   // at all, to avoid running it twice.
3056   if (is_swapped_out_)
3057     return true;
3058
3059   // Don't allow further dialogs if we are waiting to swap out, since the
3060   // PageGroupLoadDeferrer in our stack prevents it.
3061   if (render_view()->suppress_dialogs_until_swap_out_)
3062     return false;
3063
3064   bool success = false;
3065   // This is an ignored return value, but is included so we can accept the same
3066   // response as RunJavaScriptMessage.
3067   base::string16 ignored_result;
3068   render_view()->SendAndRunNestedMessageLoop(
3069       new FrameHostMsg_RunBeforeUnloadConfirm(
3070           routing_id_, frame_->document().url(), message, is_reload,
3071           &success, &ignored_result));
3072   return success;
3073 }
3074
3075 void RenderFrameImpl::showContextMenu(const blink::WebContextMenuData& data) {
3076   ContextMenuParams params = ContextMenuParamsBuilder::Build(data);
3077   params.source_type = GetRenderWidget()->context_menu_source_type();
3078   GetRenderWidget()->OnShowHostContextMenu(&params);
3079   if (GetRenderWidget()->has_host_context_menu_location()) {
3080     params.x = GetRenderWidget()->host_context_menu_location().x();
3081     params.y = GetRenderWidget()->host_context_menu_location().y();
3082   }
3083
3084   // Serializing a GURL longer than kMaxURLChars will fail, so don't do
3085   // it.  We replace it with an empty GURL so the appropriate items are disabled
3086   // in the context menu.
3087   // TODO(jcivelli): http://crbug.com/45160 This prevents us from saving large
3088   //                 data encoded images.  We should have a way to save them.
3089   if (params.src_url.spec().size() > GetMaxURLChars())
3090     params.src_url = GURL();
3091   context_menu_node_ = data.node;
3092
3093 #if defined(OS_ANDROID)
3094   gfx::Rect start_rect;
3095   gfx::Rect end_rect;
3096   GetRenderWidget()->GetSelectionBounds(&start_rect, &end_rect);
3097   params.selection_start = gfx::Point(start_rect.x(), start_rect.bottom());
3098   params.selection_end = gfx::Point(end_rect.right(), end_rect.bottom());
3099 #endif
3100
3101   Send(new FrameHostMsg_ContextMenu(routing_id_, params));
3102 }
3103
3104 void RenderFrameImpl::clearContextMenu() {
3105   context_menu_node_.reset();
3106 }
3107
3108 void RenderFrameImpl::willSendRequest(
3109     blink::WebLocalFrame* frame,
3110     unsigned identifier,
3111     blink::WebURLRequest& request,
3112     const blink::WebURLResponse& redirect_response) {
3113   DCHECK(!frame_ || frame_ == frame);
3114   // The request my be empty during tests.
3115   if (request.url().isEmpty())
3116     return;
3117
3118   // Set the first party for cookies url if it has not been set yet (new
3119   // requests). For redirects, it is updated by WebURLLoaderImpl.
3120   if (request.firstPartyForCookies().isEmpty()) {
3121     if (request.frameType() == blink::WebURLRequest::FrameTypeTopLevel) {
3122       request.setFirstPartyForCookies(request.url());
3123     } else {
3124       // TODO(nasko): When the top-level frame is remote, there is no document.
3125       // This is broken and should be fixed to propagate the first party.
3126       WebFrame* top = frame->top();
3127       if (top->isWebLocalFrame()) {
3128         request.setFirstPartyForCookies(
3129             frame->top()->document().firstPartyForCookies());
3130       }
3131     }
3132   }
3133
3134   WebFrame* top_frame = frame->top();
3135   // TODO(nasko): Hack around asking about top-frame data source. This means
3136   // for out-of-process iframes we are treating the current frame as the
3137   // top-level frame, which is wrong.
3138   if (!top_frame || top_frame->isWebRemoteFrame())
3139     top_frame = frame;
3140   WebDataSource* provisional_data_source = top_frame->provisionalDataSource();
3141   WebDataSource* top_data_source = top_frame->dataSource();
3142   WebDataSource* data_source =
3143       provisional_data_source ? provisional_data_source : top_data_source;
3144
3145   DocumentState* document_state = DocumentState::FromDataSource(data_source);
3146   DCHECK(document_state);
3147   InternalDocumentStateData* internal_data =
3148       InternalDocumentStateData::FromDocumentState(document_state);
3149   NavigationStateImpl* navigation_state =
3150       static_cast<NavigationStateImpl*>(document_state->navigation_state());
3151   ui::PageTransition transition_type = navigation_state->GetTransitionType();
3152   WebDataSource* frame_ds = frame->provisionalDataSource();
3153   if (frame_ds && frame_ds->isClientRedirect()) {
3154     transition_type = ui::PageTransitionFromInt(
3155         transition_type | ui::PAGE_TRANSITION_CLIENT_REDIRECT);
3156   }
3157
3158   GURL request_url(request.url());
3159   GURL new_url;
3160   if (GetContentClient()->renderer()->WillSendRequest(
3161           frame,
3162           transition_type,
3163           request_url,
3164           request.firstPartyForCookies(),
3165           &new_url)) {
3166     request.setURL(WebURL(new_url));
3167   }
3168
3169   if (internal_data->is_cache_policy_override_set())
3170     request.setCachePolicy(internal_data->cache_policy_override());
3171
3172   // The request's extra data may indicate that we should set a custom user
3173   // agent. This needs to be done here, after WebKit is through with setting the
3174   // user agent on its own. Similarly, it may indicate that we should set an
3175   // X-Requested-With header. This must be done here to avoid breaking CORS
3176   // checks.
3177   // PlzNavigate: there may also be a stream url associated with the request.
3178   WebString custom_user_agent;
3179   WebString requested_with;
3180   scoped_ptr<StreamOverrideParameters> stream_override;
3181   if (request.extraData()) {
3182     RequestExtraData* old_extra_data =
3183         static_cast<RequestExtraData*>(request.extraData());
3184
3185     custom_user_agent = old_extra_data->custom_user_agent();
3186     if (!custom_user_agent.isNull()) {
3187       if (custom_user_agent.isEmpty())
3188         request.clearHTTPHeaderField("User-Agent");
3189       else
3190         request.setHTTPHeaderField("User-Agent", custom_user_agent);
3191     }
3192
3193     requested_with = old_extra_data->requested_with();
3194     if (!requested_with.isNull()) {
3195       if (requested_with.isEmpty())
3196         request.clearHTTPHeaderField("X-Requested-With");
3197       else
3198         request.setHTTPHeaderField("X-Requested-With", requested_with);
3199     }
3200     stream_override = old_extra_data->TakeStreamOverrideOwnership();
3201   }
3202
3203   // Add the default accept header for frame request if it has not been set
3204   // already.
3205   if ((request.frameType() == blink::WebURLRequest::FrameTypeTopLevel ||
3206        request.frameType() == blink::WebURLRequest::FrameTypeNested) &&
3207       request.httpHeaderField(WebString::fromUTF8(kAcceptHeader)).isEmpty()) {
3208     request.setHTTPHeaderField(WebString::fromUTF8(kAcceptHeader),
3209                                WebString::fromUTF8(kDefaultAcceptHeader));
3210   }
3211
3212   // Add an empty HTTP origin header for non GET methods if none is currently
3213   // present.
3214   request.addHTTPOriginIfNeeded(WebString());
3215
3216   // Attach |should_replace_current_entry| state to requests so that, should
3217   // this navigation later require a request transfer, all state is preserved
3218   // when it is re-created in the new process.
3219   bool should_replace_current_entry = false;
3220   if (navigation_state->IsContentInitiated()) {
3221     should_replace_current_entry = data_source->replacesCurrentHistoryItem();
3222   } else {
3223     // If the navigation is browser-initiated, the NavigationState contains the
3224     // correct value instead of the WebDataSource.
3225     //
3226     // TODO(davidben): Avoid this awkward duplication of state. See comment on
3227     // NavigationState::should_replace_current_entry().
3228     should_replace_current_entry =
3229         navigation_state->start_params().should_replace_current_entry;
3230   }
3231
3232   int provider_id = kInvalidServiceWorkerProviderId;
3233   if (request.frameType() == blink::WebURLRequest::FrameTypeTopLevel ||
3234       request.frameType() == blink::WebURLRequest::FrameTypeNested) {
3235     // |provisionalDataSource| may be null in some content::ResourceFetcher
3236     // use cases, we don't hook those requests.
3237     if (frame->provisionalDataSource()) {
3238       ServiceWorkerNetworkProvider* provider =
3239           ServiceWorkerNetworkProvider::FromDocumentState(
3240               DocumentState::FromDataSource(frame->provisionalDataSource()));
3241       provider_id = provider->provider_id();
3242     }
3243   } else if (frame->dataSource()) {
3244     ServiceWorkerNetworkProvider* provider =
3245         ServiceWorkerNetworkProvider::FromDocumentState(
3246             DocumentState::FromDataSource(frame->dataSource()));
3247     provider_id = provider->provider_id();
3248   }
3249
3250   WebFrame* parent = frame->parent();
3251   int parent_routing_id = MSG_ROUTING_NONE;
3252   if (!parent) {
3253     parent_routing_id = -1;
3254   } else if (parent->isWebLocalFrame()) {
3255     parent_routing_id = FromWebFrame(parent)->GetRoutingID();
3256   } else {
3257     parent_routing_id = RenderFrameProxy::FromWebFrame(parent)->routing_id();
3258   }
3259
3260   RequestExtraData* extra_data = new RequestExtraData();
3261   extra_data->set_visibility_state(render_view_->visibilityState());
3262   extra_data->set_custom_user_agent(custom_user_agent);
3263   extra_data->set_requested_with(requested_with);
3264   extra_data->set_render_frame_id(routing_id_);
3265   extra_data->set_is_main_frame(!parent);
3266   extra_data->set_frame_origin(
3267       GURL(frame->document().securityOrigin().toString()));
3268   extra_data->set_parent_is_main_frame(parent && !parent->parent());
3269   extra_data->set_parent_render_frame_id(parent_routing_id);
3270   extra_data->set_allow_download(
3271       navigation_state->common_params().allow_download);
3272   extra_data->set_transition_type(transition_type);
3273   extra_data->set_should_replace_current_entry(should_replace_current_entry);
3274   extra_data->set_transferred_request_child_id(
3275       navigation_state->start_params().transferred_request_child_id);
3276   extra_data->set_transferred_request_request_id(
3277       navigation_state->start_params().transferred_request_request_id);
3278   extra_data->set_service_worker_provider_id(provider_id);
3279   extra_data->set_stream_override(stream_override.Pass());
3280   request.setExtraData(extra_data);
3281
3282   DocumentState* top_document_state =
3283       DocumentState::FromDataSource(top_data_source);
3284   if (top_document_state) {
3285     // TODO(gavinp): separate out prefetching and prerender field trials
3286     // if the rel=prerender rel type is sticking around.
3287     if (request.requestContext() == WebURLRequest::RequestContextPrefetch)
3288       top_document_state->set_was_prefetcher(true);
3289   }
3290
3291   // This is an instance where we embed a copy of the routing id
3292   // into the data portion of the message. This can cause problems if we
3293   // don't register this id on the browser side, since the download manager
3294   // expects to find a RenderViewHost based off the id.
3295   request.setRequestorID(render_view_->GetRoutingID());
3296   request.setHasUserGesture(WebUserGestureIndicator::isProcessingUserGesture());
3297
3298   if (!navigation_state->start_params().extra_headers.empty()) {
3299     for (net::HttpUtil::HeadersIterator i(
3300              navigation_state->start_params().extra_headers.begin(),
3301              navigation_state->start_params().extra_headers.end(), "\n");
3302          i.GetNext();) {
3303       if (LowerCaseEqualsASCII(i.name(), "referer")) {
3304         WebString referrer = WebSecurityPolicy::generateReferrerHeader(
3305             blink::WebReferrerPolicyDefault,
3306             request.url(),
3307             WebString::fromUTF8(i.values()));
3308         request.setHTTPReferrer(referrer, blink::WebReferrerPolicyDefault);
3309       } else {
3310         request.setHTTPHeaderField(WebString::fromUTF8(i.name()),
3311                                    WebString::fromUTF8(i.values()));
3312       }
3313     }
3314   }
3315
3316   if (!render_view_->renderer_preferences_.enable_referrers)
3317     request.setHTTPReferrer(WebString(), blink::WebReferrerPolicyDefault);
3318 }
3319
3320 void RenderFrameImpl::didReceiveResponse(
3321     blink::WebLocalFrame* frame,
3322     unsigned identifier,
3323     const blink::WebURLResponse& response) {
3324   DCHECK(!frame_ || frame_ == frame);
3325   // Only do this for responses that correspond to a provisional data source
3326   // of the top-most frame.  If we have a provisional data source, then we
3327   // can't have any sub-resources yet, so we know that this response must
3328   // correspond to a frame load.
3329   if (!frame->provisionalDataSource() || frame->parent())
3330     return;
3331
3332   // If we are in view source mode, then just let the user see the source of
3333   // the server's error page.
3334   if (frame->isViewSourceModeEnabled())
3335     return;
3336
3337   DocumentState* document_state =
3338       DocumentState::FromDataSource(frame->provisionalDataSource());
3339   int http_status_code = response.httpStatusCode();
3340
3341   // Record page load flags.
3342   WebURLResponseExtraDataImpl* extra_data = GetExtraDataFromResponse(response);
3343   if (extra_data) {
3344     document_state->set_was_fetched_via_spdy(
3345         extra_data->was_fetched_via_spdy());
3346     document_state->set_was_npn_negotiated(
3347         extra_data->was_npn_negotiated());
3348     document_state->set_npn_negotiated_protocol(
3349         extra_data->npn_negotiated_protocol());
3350     document_state->set_was_alternate_protocol_available(
3351         extra_data->was_alternate_protocol_available());
3352     document_state->set_connection_info(
3353         extra_data->connection_info());
3354     document_state->set_was_fetched_via_proxy(
3355         extra_data->was_fetched_via_proxy());
3356     document_state->set_proxy_server(
3357         extra_data->proxy_server());
3358   }
3359   InternalDocumentStateData* internal_data =
3360       InternalDocumentStateData::FromDocumentState(document_state);
3361   internal_data->set_http_status_code(http_status_code);
3362   // Whether or not the http status code actually corresponds to an error is
3363   // only checked when the page is done loading, if |use_error_page| is
3364   // still true.
3365   internal_data->set_use_error_page(true);
3366 }
3367
3368 void RenderFrameImpl::didFinishResourceLoad(blink::WebLocalFrame* frame,
3369                                             unsigned identifier) {
3370   DCHECK(!frame_ || frame_ == frame);
3371   InternalDocumentStateData* internal_data =
3372       InternalDocumentStateData::FromDataSource(frame->dataSource());
3373   if (!internal_data->use_error_page())
3374     return;
3375
3376   // Do not show error page when DevTools is attached.
3377   RenderFrameImpl* localRoot = this;
3378   while (localRoot->frame_ && localRoot->frame_->parent() &&
3379       localRoot->frame_->parent()->isWebLocalFrame()) {
3380     localRoot = RenderFrameImpl::FromWebFrame(localRoot->frame_->parent());
3381     DCHECK(localRoot);
3382   }
3383   if (localRoot->devtools_agent_ && localRoot->devtools_agent_->IsAttached())
3384     return;
3385
3386   // Display error page, if appropriate.
3387   std::string error_domain = "http";
3388   int http_status_code = internal_data->http_status_code();
3389   if (GetContentClient()->renderer()->HasErrorPage(
3390           http_status_code, &error_domain)) {
3391     WebURLError error;
3392     error.unreachableURL = frame->document().url();
3393     error.domain = WebString::fromUTF8(error_domain);
3394     error.reason = http_status_code;
3395     LoadNavigationErrorPage(frame->dataSource()->request(), error, true);
3396   }
3397 }
3398
3399 void RenderFrameImpl::didLoadResourceFromMemoryCache(
3400     blink::WebLocalFrame* frame,
3401     const blink::WebURLRequest& request,
3402     const blink::WebURLResponse& response) {
3403   DCHECK(!frame_ || frame_ == frame);
3404   // The recipients of this message have no use for data: URLs: they don't
3405   // affect the page's insecure content list and are not in the disk cache. To
3406   // prevent large (1M+) data: URLs from crashing in the IPC system, we simply
3407   // filter them out here.
3408   GURL url(request.url());
3409   if (url.SchemeIs(url::kDataScheme))
3410     return;
3411
3412   // Let the browser know we loaded a resource from the memory cache.  This
3413   // message is needed to display the correct SSL indicators.
3414   render_view_->Send(new ViewHostMsg_DidLoadResourceFromMemoryCache(
3415       render_view_->GetRoutingID(),
3416       url,
3417       response.securityInfo(),
3418       request.httpMethod().utf8(),
3419       response.mimeType().utf8(),
3420       WebURLRequestToResourceType(request)));
3421 }
3422
3423 void RenderFrameImpl::didDisplayInsecureContent(blink::WebLocalFrame* frame) {
3424   DCHECK(!frame_ || frame_ == frame);
3425   render_view_->Send(new ViewHostMsg_DidDisplayInsecureContent(
3426       render_view_->GetRoutingID()));
3427 }
3428
3429 void RenderFrameImpl::didRunInsecureContent(
3430     blink::WebLocalFrame* frame,
3431     const blink::WebSecurityOrigin& origin,
3432     const blink::WebURL& target) {
3433   DCHECK(!frame_ || frame_ == frame);
3434   render_view_->Send(new ViewHostMsg_DidRunInsecureContent(
3435       render_view_->GetRoutingID(),
3436       origin.toString().utf8(),
3437       target));
3438 }
3439
3440 void RenderFrameImpl::didAbortLoading(blink::WebLocalFrame* frame) {
3441   DCHECK(!frame_ || frame_ == frame);
3442 #if defined(ENABLE_PLUGINS)
3443   if (frame != render_view_->webview()->mainFrame())
3444     return;
3445   PluginChannelHost::Broadcast(
3446       new PluginHostMsg_DidAbortLoading(render_view_->GetRoutingID()));
3447 #endif
3448 }
3449
3450 void RenderFrameImpl::didCreateScriptContext(blink::WebLocalFrame* frame,
3451                                              v8::Handle<v8::Context> context,
3452                                              int extension_group,
3453                                              int world_id) {
3454   DCHECK(!frame_ || frame_ == frame);
3455
3456   FOR_EACH_OBSERVER(RenderFrameObserver, observers_,
3457                     DidCreateScriptContext(context, extension_group, world_id));
3458 }
3459
3460 void RenderFrameImpl::willReleaseScriptContext(blink::WebLocalFrame* frame,
3461                                                v8::Handle<v8::Context> context,
3462                                                int world_id) {
3463   DCHECK(!frame_ || frame_ == frame);
3464
3465   FOR_EACH_OBSERVER(RenderFrameObserver,
3466                     observers_,
3467                     WillReleaseScriptContext(context, world_id));
3468 }
3469
3470 void RenderFrameImpl::didFirstVisuallyNonEmptyLayout(
3471     blink::WebLocalFrame* frame) {
3472   DCHECK(!frame_ || frame_ == frame);
3473   if (frame->parent())
3474     return;
3475
3476   InternalDocumentStateData* data =
3477       InternalDocumentStateData::FromDataSource(frame->dataSource());
3478   data->set_did_first_visually_non_empty_layout(true);
3479
3480 #if defined(OS_ANDROID)
3481   GetRenderWidget()->DidChangeBodyBackgroundColor(
3482       render_view_->webwidget_->backgroundColor());
3483 #endif
3484
3485   GetRenderWidget()->QueueMessage(
3486       new FrameHostMsg_DidFirstVisuallyNonEmptyPaint(routing_id_),
3487       MESSAGE_DELIVERY_POLICY_WITH_VISUAL_STATE);
3488 }
3489
3490 void RenderFrameImpl::didChangeScrollOffset(blink::WebLocalFrame* frame) {
3491   DCHECK(!frame_ || frame_ == frame);
3492   // TODO(nasko): Move implementation here. Needed methods:
3493   // * StartNavStateSyncTimerIfNecessary
3494   render_view_->didChangeScrollOffset(frame);
3495
3496   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidChangeScrollOffset());
3497 }
3498
3499 void RenderFrameImpl::willInsertBody(blink::WebLocalFrame* frame) {
3500   DCHECK(!frame_ || frame_ == frame);
3501   if (!frame->parent()) {
3502     render_view_->Send(new ViewHostMsg_WillInsertBody(
3503         render_view_->GetRoutingID()));
3504   }
3505 }
3506
3507 void RenderFrameImpl::reportFindInPageMatchCount(int request_id,
3508                                                  int count,
3509                                                  bool final_update) {
3510   int active_match_ordinal = -1;  // -1 = don't update active match ordinal
3511   if (!count)
3512     active_match_ordinal = 0;
3513
3514   render_view_->Send(new ViewHostMsg_Find_Reply(
3515       render_view_->GetRoutingID(), request_id, count,
3516       gfx::Rect(), active_match_ordinal, final_update));
3517 }
3518
3519 void RenderFrameImpl::reportFindInPageSelection(
3520     int request_id,
3521     int active_match_ordinal,
3522     const blink::WebRect& selection_rect) {
3523   render_view_->Send(new ViewHostMsg_Find_Reply(
3524       render_view_->GetRoutingID(), request_id, -1, selection_rect,
3525       active_match_ordinal, false));
3526 }
3527
3528 void RenderFrameImpl::requestStorageQuota(
3529     blink::WebLocalFrame* frame,
3530     blink::WebStorageQuotaType type,
3531     unsigned long long requested_size,
3532     blink::WebStorageQuotaCallbacks callbacks) {
3533   DCHECK(!frame_ || frame_ == frame);
3534   WebSecurityOrigin origin = frame->document().securityOrigin();
3535   if (origin.isUnique()) {
3536     // Unique origins cannot store persistent state.
3537     callbacks.didFail(blink::WebStorageQuotaErrorAbort);
3538     return;
3539   }
3540   ChildThreadImpl::current()->quota_dispatcher()->RequestStorageQuota(
3541       render_view_->GetRoutingID(),
3542       GURL(origin.toString()),
3543       static_cast<storage::StorageType>(type),
3544       requested_size,
3545       QuotaDispatcher::CreateWebStorageQuotaCallbacksWrapper(callbacks));
3546 }
3547
3548 void RenderFrameImpl::willOpenWebSocket(blink::WebSocketHandle* handle) {
3549   WebSocketBridge* impl = static_cast<WebSocketBridge*>(handle);
3550   impl->set_render_frame_id(routing_id_);
3551 }
3552
3553 blink::WebGeolocationClient* RenderFrameImpl::geolocationClient() {
3554   if (!geolocation_dispatcher_)
3555     geolocation_dispatcher_ = new GeolocationDispatcher(this);
3556   return geolocation_dispatcher_;
3557 }
3558
3559 blink::WebPresentationClient* RenderFrameImpl::presentationClient() {
3560   if (!presentation_dispatcher_)
3561     presentation_dispatcher_ = new PresentationDispatcher(this);
3562   return presentation_dispatcher_;
3563 }
3564
3565 blink::WebPushClient* RenderFrameImpl::pushClient() {
3566   if (!push_messaging_dispatcher_)
3567     push_messaging_dispatcher_ = new PushMessagingDispatcher(this);
3568   return push_messaging_dispatcher_;
3569 }
3570
3571 void RenderFrameImpl::willStartUsingPeerConnectionHandler(
3572     blink::WebLocalFrame* frame,
3573     blink::WebRTCPeerConnectionHandler* handler) {
3574   DCHECK(!frame_ || frame_ == frame);
3575 #if defined(ENABLE_WEBRTC)
3576   static_cast<RTCPeerConnectionHandler*>(handler)->associateWithFrame(frame);
3577 #endif
3578 }
3579
3580 blink::WebUserMediaClient* RenderFrameImpl::userMediaClient() {
3581   if (!web_user_media_client_)
3582     InitializeUserMediaClient();
3583   return web_user_media_client_;
3584 }
3585
3586 blink::WebEncryptedMediaClient* RenderFrameImpl::encryptedMediaClient() {
3587   if (!web_encrypted_media_client_) {
3588     web_encrypted_media_client_.reset(new media::WebEncryptedMediaClientImpl(
3589         GetCdmFactory(), GetMediaPermission()));
3590   }
3591   return web_encrypted_media_client_.get();
3592 }
3593
3594 blink::WebMIDIClient* RenderFrameImpl::webMIDIClient() {
3595   if (!midi_dispatcher_)
3596     midi_dispatcher_ = new MidiDispatcher(this);
3597   return midi_dispatcher_;
3598 }
3599
3600 bool RenderFrameImpl::willCheckAndDispatchMessageEvent(
3601     blink::WebLocalFrame* source_frame,
3602     blink::WebFrame* target_frame,
3603     blink::WebSecurityOrigin target_origin,
3604     blink::WebDOMMessageEvent event) {
3605   DCHECK(!frame_ || frame_ == target_frame);
3606
3607   // Currently, a postMessage that targets a cross-process frame can be plumbed
3608   // either through this function or RenderFrameProxy::postMessageEvent. This
3609   // function is used when the target cross-process frame is a top-level frame
3610   // which has been swapped out.  In that case, the corresponding WebLocalFrame
3611   // currently remains in the frame tree even in site-per-process mode (see
3612   // OnSwapOut). RenderFrameProxy::postMessageEvent is used in
3613   // --site-per-process mode for all other cases.
3614   //
3615   // TODO(alexmos, nasko): When swapped-out:// disappears, this should be
3616   // cleaned up so that RenderFrameProxy::postMessageEvent is the only path for
3617   // cross-process postMessages.
3618   if (!is_swapped_out_)
3619     return false;
3620
3621   // It is possible to get here on a swapped-out frame without a
3622   // |render_frame_proxy_|. This happens when:
3623   // - This process only has one active RenderView and is about to go away
3624   //   (e.g., due to cross-process navigation).
3625   // - The top frame has a subframe with an unload handler.
3626   // - The subframe sends a postMessage to the top-level frame in its unload
3627   //   handler.
3628   // See https://crbug.com/475651 for details.  We return false here, since we
3629   // don't want to deliver the message to the new process in this case.
3630   if (!render_frame_proxy_)
3631     return false;
3632
3633   render_frame_proxy_->postMessageEvent(
3634       source_frame, render_frame_proxy_->web_frame(), target_origin, event);
3635   return true;
3636 }
3637
3638 blink::WebString RenderFrameImpl::userAgentOverride(blink::WebLocalFrame* frame,
3639                                                     const blink::WebURL& url) {
3640   DCHECK(!frame_ || frame_ == frame);
3641   std::string user_agent_override_for_url =
3642       GetContentClient()->renderer()->GetUserAgentOverrideForURL(GURL(url));
3643   if (!user_agent_override_for_url.empty())
3644     return WebString::fromUTF8(user_agent_override_for_url);
3645
3646   if (!render_view_->webview() || !render_view_->webview()->mainFrame() ||
3647       render_view_->renderer_preferences_.user_agent_override.empty()) {
3648     return blink::WebString();
3649   }
3650
3651   // TODO(nasko): When the top-level frame is remote, there is no WebDataSource
3652   // associated with it, so the checks below are not valid. Temporarily
3653   // return early and fix properly as part of https://crbug.com/426555.
3654   if (render_view_->webview()->mainFrame()->isWebRemoteFrame())
3655     return blink::WebString();
3656
3657   // If we're in the middle of committing a load, the data source we need
3658   // will still be provisional.
3659   WebFrame* main_frame = render_view_->webview()->mainFrame();
3660   WebDataSource* data_source = NULL;
3661   if (main_frame->provisionalDataSource())
3662     data_source = main_frame->provisionalDataSource();
3663   else
3664     data_source = main_frame->dataSource();
3665
3666   InternalDocumentStateData* internal_data = data_source ?
3667       InternalDocumentStateData::FromDataSource(data_source) : NULL;
3668   if (internal_data && internal_data->is_overriding_user_agent())
3669     return WebString::fromUTF8(
3670         render_view_->renderer_preferences_.user_agent_override);
3671   return blink::WebString();
3672 }
3673
3674 blink::WebString RenderFrameImpl::doNotTrackValue(blink::WebLocalFrame* frame) {
3675   DCHECK(!frame_ || frame_ == frame);
3676   if (render_view_->renderer_preferences_.enable_do_not_track)
3677     return WebString::fromUTF8("1");
3678   return WebString();
3679 }
3680
3681 bool RenderFrameImpl::allowWebGL(blink::WebLocalFrame* frame,
3682                                  bool default_value) {
3683   DCHECK(!frame_ || frame_ == frame);
3684   if (!default_value)
3685     return false;
3686
3687   bool blocked = true;
3688   render_view_->Send(new ViewHostMsg_Are3DAPIsBlocked(
3689       render_view_->GetRoutingID(),
3690       GURL(frame->top()->document().securityOrigin().toString()),
3691       THREE_D_API_TYPE_WEBGL,
3692       &blocked));
3693   return !blocked;
3694 }
3695
3696 void RenderFrameImpl::didLoseWebGLContext(blink::WebLocalFrame* frame,
3697                                           int arb_robustness_status_code) {
3698   DCHECK(!frame_ || frame_ == frame);
3699   render_view_->Send(new ViewHostMsg_DidLose3DContext(
3700       GURL(frame->top()->document().securityOrigin().toString()),
3701       THREE_D_API_TYPE_WEBGL,
3702       arb_robustness_status_code));
3703 }
3704
3705 blink::WebScreenOrientationClient*
3706     RenderFrameImpl::webScreenOrientationClient() {
3707   if (!screen_orientation_dispatcher_)
3708     screen_orientation_dispatcher_ = new ScreenOrientationDispatcher(this);
3709   return screen_orientation_dispatcher_;
3710 }
3711
3712 bool RenderFrameImpl::isControlledByServiceWorker(WebDataSource& data_source) {
3713   ServiceWorkerNetworkProvider* provider =
3714       ServiceWorkerNetworkProvider::FromDocumentState(
3715           DocumentState::FromDataSource(&data_source));
3716   return provider->context()->controller_handle_id() !=
3717       kInvalidServiceWorkerHandleId;
3718 }
3719
3720 int64_t RenderFrameImpl::serviceWorkerID(WebDataSource& data_source) {
3721   ServiceWorkerNetworkProvider* provider =
3722       ServiceWorkerNetworkProvider::FromDocumentState(
3723           DocumentState::FromDataSource(&data_source));
3724
3725   if (provider->context()->controller())
3726     return provider->context()->controller()->version_id();
3727   return kInvalidServiceWorkerVersionId;
3728 }
3729
3730 void RenderFrameImpl::postAccessibilityEvent(const blink::WebAXObject& obj,
3731                                              blink::WebAXEvent event) {
3732   HandleWebAccessibilityEvent(obj, event);
3733 }
3734
3735 void RenderFrameImpl::handleAccessibilityFindInPageResult(
3736     int identifier,
3737     int match_index,
3738     const blink::WebAXObject& start_object,
3739     int start_offset,
3740     const blink::WebAXObject& end_object,
3741     int end_offset) {
3742   if (renderer_accessibility_) {
3743     renderer_accessibility_->HandleAccessibilityFindInPageResult(
3744         identifier, match_index, start_object, start_offset,
3745         end_object, end_offset);
3746   }
3747 }
3748
3749 void RenderFrameImpl::didChangeManifest(blink::WebLocalFrame* frame) {
3750   DCHECK(!frame_ || frame_ == frame);
3751
3752   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidChangeManifest());
3753 }
3754
3755 void RenderFrameImpl::didChangeDefaultPresentation(
3756     blink::WebLocalFrame* frame) {
3757   DCHECK(!frame_ || frame_ == frame);
3758
3759   FOR_EACH_OBSERVER(
3760       RenderFrameObserver, observers_, DidChangeDefaultPresentation());
3761 }
3762
3763 bool RenderFrameImpl::enterFullscreen() {
3764   Send(new FrameHostMsg_ToggleFullscreen(routing_id_, true));
3765   return true;
3766 }
3767
3768 bool RenderFrameImpl::exitFullscreen() {
3769   Send(new FrameHostMsg_ToggleFullscreen(routing_id_, false));
3770   return true;
3771 }
3772
3773 blink::WebPermissionClient* RenderFrameImpl::permissionClient() {
3774   if (!permission_client_)
3775     permission_client_.reset(new PermissionDispatcher(GetServiceRegistry()));
3776
3777   return permission_client_.get();
3778 }
3779
3780 void RenderFrameImpl::DidPlay(blink::WebMediaPlayer* player) {
3781   Send(new FrameHostMsg_MediaPlayingNotification(
3782       routing_id_, reinterpret_cast<int64>(player), player->hasVideo(),
3783       player->hasAudio(), player->isRemote()));
3784 }
3785
3786 void RenderFrameImpl::DidPause(blink::WebMediaPlayer* player) {
3787   Send(new FrameHostMsg_MediaPausedNotification(
3788       routing_id_, reinterpret_cast<int64>(player)));
3789 }
3790
3791 void RenderFrameImpl::PlayerGone(blink::WebMediaPlayer* player) {
3792   DidPause(player);
3793 }
3794
3795 void RenderFrameImpl::AddObserver(RenderFrameObserver* observer) {
3796   observers_.AddObserver(observer);
3797 }
3798
3799 void RenderFrameImpl::RemoveObserver(RenderFrameObserver* observer) {
3800   observer->RenderFrameGone();
3801   observers_.RemoveObserver(observer);
3802 }
3803
3804 void RenderFrameImpl::OnStop() {
3805   DCHECK(frame_);
3806   frame_->stopLoading();
3807   if (!frame_->parent())
3808     FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers_, OnStop());
3809
3810   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, OnStop());
3811 }
3812
3813 void RenderFrameImpl::WasHidden() {
3814   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WasHidden());
3815 }
3816
3817 void RenderFrameImpl::WasShown() {
3818   // TODO(kenrb): Need to figure out how to do this better. Should
3819   // VisibilityState remain a page-level concept or move to frames?
3820   // The semantics of 'Show' might have to change here.
3821   if (render_widget_) {
3822     static_cast<blink::WebFrameWidget*>(render_widget_->webwidget())->
3823         setVisibilityState(blink::WebPageVisibilityStateVisible, false);
3824   }
3825   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WasShown());
3826 }
3827
3828 void RenderFrameImpl::WidgetWillClose() {
3829   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WidgetWillClose());
3830 }
3831
3832 bool RenderFrameImpl::IsHidden() {
3833   return GetRenderWidget()->is_hidden();
3834 }
3835
3836 // Tell the embedding application that the URL of the active page has changed.
3837 void RenderFrameImpl::SendDidCommitProvisionalLoad(
3838       blink::WebFrame* frame,
3839       blink::WebHistoryCommitType commit_type) {
3840   DCHECK(!frame_ || frame_ == frame);
3841   WebDataSource* ds = frame->dataSource();
3842   DCHECK(ds);
3843
3844   const WebURLRequest& request = ds->request();
3845   const WebURLResponse& response = ds->response();
3846
3847   DocumentState* document_state = DocumentState::FromDataSource(ds);
3848   NavigationStateImpl* navigation_state =
3849       static_cast<NavigationStateImpl*>(document_state->navigation_state());
3850   InternalDocumentStateData* internal_data =
3851       InternalDocumentStateData::FromDocumentState(document_state);
3852
3853   FrameHostMsg_DidCommitProvisionalLoad_Params params;
3854   params.http_status_code = response.httpStatusCode();
3855   params.url_is_unreachable = ds->hasUnreachableURL();
3856   params.is_post = false;
3857   params.intended_as_new_entry =
3858       navigation_state->request_params().intended_as_new_entry;
3859   params.did_create_new_entry = commit_type == blink::WebStandardCommit;
3860   params.post_id = -1;
3861   params.page_id = render_view_->page_id_;
3862   params.nav_entry_id = navigation_state->request_params().nav_entry_id;
3863   // We need to track the RenderViewHost routing_id because of downstream
3864   // dependencies (crbug.com/392171 DownloadRequestHandle, SaveFileManager,
3865   // ResourceDispatcherHostImpl, MediaStreamUIProxy,
3866   // SpeechRecognitionDispatcherHost and possibly others). They look up the view
3867   // based on the ID stored in the resource requests. Once those dependencies
3868   // are unwound or moved to RenderFrameHost (crbug.com/304341) we can move the
3869   // client to be based on the routing_id of the RenderFrameHost.
3870   params.render_view_routing_id = render_view_->routing_id();
3871   params.socket_address.set_host(response.remoteIPAddress().utf8());
3872   params.socket_address.set_port(response.remotePort());
3873   WebURLResponseExtraDataImpl* extra_data = GetExtraDataFromResponse(response);
3874   if (extra_data)
3875     params.was_fetched_via_proxy = extra_data->was_fetched_via_proxy();
3876   params.was_within_same_page = navigation_state->WasWithinSamePage();
3877   params.security_info = response.securityInfo();
3878
3879   // Set the URL to be displayed in the browser UI to the user.
3880   params.url = GetLoadingUrl();
3881   DCHECK(!is_swapped_out_ || params.url == GURL(kSwappedOutURL));
3882
3883   // Set the origin of the frame.  This will be replicated to the corresponding
3884   // RenderFrameProxies in other processes.
3885   // TODO(alexmos): Origins for URLs with non-standard schemes are excluded due
3886   // to https://crbug.com/439608 and will be replicated as unique origins.
3887   if (!is_swapped_out_) {
3888     WebString serialized_origin(frame->document().securityOrigin().toString());
3889     if (GURL(serialized_origin).IsStandard())
3890       params.origin = url::Origin(serialized_origin.utf8());
3891   }
3892
3893   if (frame->document().baseURL() != params.url)
3894     params.base_url = frame->document().baseURL();
3895
3896   GetRedirectChain(ds, &params.redirects);
3897   params.should_update_history = !ds->hasUnreachableURL() &&
3898       !response.isMultipartPayload() && (response.httpStatusCode() != 404);
3899
3900   params.searchable_form_url = internal_data->searchable_form_url();
3901   params.searchable_form_encoding = internal_data->searchable_form_encoding();
3902
3903   params.gesture = render_view_->navigation_gesture_;
3904   render_view_->navigation_gesture_ = NavigationGestureUnknown;
3905
3906   // Make navigation state a part of the DidCommitProvisionalLoad message so
3907   // that committed entry has it at all times.
3908   HistoryEntry* entry = render_view_->history_controller()->GetCurrentEntry();
3909   if (entry)
3910     params.page_state = HistoryEntryToPageState(entry);
3911   else
3912     params.page_state = PageState::CreateFromURL(request.url());
3913
3914   if (!frame->parent()) {
3915     // Top-level navigation.
3916
3917     // Reset the zoom limits in case a plugin had changed them previously. This
3918     // will also call us back which will cause us to send a message to
3919     // update WebContentsImpl.
3920     render_view_->webview()->zoomLimitsChanged(
3921         ZoomFactorToZoomLevel(kMinimumZoomFactor),
3922         ZoomFactorToZoomLevel(kMaximumZoomFactor));
3923
3924     // Set zoom level, but don't do it for full-page plugin since they don't use
3925     // the same zoom settings.
3926     HostZoomLevels::iterator host_zoom =
3927         render_view_->host_zoom_levels_.find(GURL(request.url()));
3928     if (render_view_->webview()->mainFrame()->document().isPluginDocument()) {
3929       // Reset the zoom levels for plugins.
3930       render_view_->webview()->setZoomLevel(0);
3931     } else {
3932       // If the zoom level is not found, then do nothing. In-page navigation
3933       // relies on not changing the zoom level in this case.
3934       if (host_zoom != render_view_->host_zoom_levels_.end())
3935         render_view_->webview()->setZoomLevel(host_zoom->second);
3936     }
3937
3938     if (host_zoom != render_view_->host_zoom_levels_.end()) {
3939       // This zoom level was merely recorded transiently for this load.  We can
3940       // erase it now.  If at some point we reload this page, the browser will
3941       // send us a new, up-to-date zoom level.
3942       render_view_->host_zoom_levels_.erase(host_zoom);
3943     }
3944
3945     // Update contents MIME type for main frame.
3946     params.contents_mime_type = ds->response().mimeType().utf8();
3947
3948     params.transition = navigation_state->GetTransitionType();
3949     if (!ui::PageTransitionIsMainFrame(params.transition)) {
3950       // If the main frame does a load, it should not be reported as a subframe
3951       // navigation.  This can occur in the following case:
3952       // 1. You're on a site with frames.
3953       // 2. You do a subframe navigation.  This is stored with transition type
3954       //    MANUAL_SUBFRAME.
3955       // 3. You navigate to some non-frame site, say, google.com.
3956       // 4. You navigate back to the page from step 2.  Since it was initially
3957       //    MANUAL_SUBFRAME, it will be that same transition type here.
3958       // We don't want that, because any navigation that changes the toplevel
3959       // frame should be tracked as a toplevel navigation (this allows us to
3960       // update the URL bar, etc).
3961       params.transition = ui::PAGE_TRANSITION_LINK;
3962     }
3963
3964     // If the page contained a client redirect (meta refresh, document.loc...),
3965     // set the referrer and transition appropriately.
3966     if (ds->isClientRedirect()) {
3967       params.referrer =
3968           Referrer(params.redirects[0], ds->request().referrerPolicy());
3969       params.transition = ui::PageTransitionFromInt(
3970           params.transition | ui::PAGE_TRANSITION_CLIENT_REDIRECT);
3971     } else {
3972       params.referrer = RenderViewImpl::GetReferrerFromRequest(
3973           frame, ds->request());
3974     }
3975
3976     base::string16 method = request.httpMethod();
3977     if (EqualsASCII(method, "POST")) {
3978       params.is_post = true;
3979       params.post_id = ExtractPostId(entry);
3980     }
3981
3982     // Send the user agent override back.
3983     params.is_overriding_user_agent = internal_data->is_overriding_user_agent();
3984
3985     // Track the URL of the original request.  We use the first entry of the
3986     // redirect chain if it exists because the chain may have started in another
3987     // process.
3988     params.original_request_url = GetOriginalRequestURL(ds);
3989
3990     params.history_list_was_cleared =
3991         navigation_state->request_params().should_clear_history_list;
3992
3993     params.report_type = static_cast<FrameMsg_UILoadMetricsReportType::Value>(
3994         frame->dataSource()->request().inputPerfMetricReportPolicy());
3995     params.ui_timestamp = base::TimeTicks() + base::TimeDelta::FromSecondsD(
3996         frame->dataSource()->request().uiStartTime());
3997
3998     // Save some histogram data so we can compute the average memory used per
3999     // page load of the glyphs.
4000     UMA_HISTOGRAM_COUNTS_10000("Memory.GlyphPagesPerLoad",
4001                                blink::WebGlyphCache::pageCount());
4002
4003     // This message needs to be sent before any of allowScripts(),
4004     // allowImages(), allowPlugins() is called for the new page, so that when
4005     // these functions send a ViewHostMsg_ContentBlocked message, it arrives
4006     // after the FrameHostMsg_DidCommitProvisionalLoad message.
4007     Send(new FrameHostMsg_DidCommitProvisionalLoad(routing_id_, params));
4008   } else {
4009     // Subframe navigation: the type depends on whether this navigation
4010     // generated a new session history entry. When they do generate a session
4011     // history entry, it means the user initiated the navigation and we should
4012     // mark it as such.
4013     if (commit_type == blink::WebStandardCommit)
4014       params.transition = ui::PAGE_TRANSITION_MANUAL_SUBFRAME;
4015     else
4016       params.transition = ui::PAGE_TRANSITION_AUTO_SUBFRAME;
4017
4018     DCHECK(!navigation_state->request_params().should_clear_history_list);
4019     params.history_list_was_cleared = false;
4020     params.report_type = FrameMsg_UILoadMetricsReportType::NO_REPORT;
4021
4022     // Don't send this message while the subframe is swapped out.
4023     if (!is_swapped_out())
4024       Send(new FrameHostMsg_DidCommitProvisionalLoad(routing_id_, params));
4025   }
4026
4027   // If we end up reusing this WebRequest (for example, due to a #ref click),
4028   // we don't want the transition type to persist.  Just clear it.
4029   navigation_state->set_transition_type(ui::PAGE_TRANSITION_LINK);
4030 }
4031
4032 void RenderFrameImpl::didStartLoading(bool to_different_document) {
4033   TRACE_EVENT1("navigation", "RenderFrameImpl::didStartLoading",
4034                "id", routing_id_);
4035   render_view_->FrameDidStartLoading(frame_);
4036   Send(new FrameHostMsg_DidStartLoading(routing_id_, to_different_document));
4037 }
4038
4039 void RenderFrameImpl::didStopLoading() {
4040   TRACE_EVENT1("navigation", "RenderFrameImpl::didStopLoading",
4041                "id", routing_id_);
4042   render_view_->FrameDidStopLoading(frame_);
4043   Send(new FrameHostMsg_DidStopLoading(routing_id_));
4044 }
4045
4046 void RenderFrameImpl::didChangeLoadProgress(double load_progress) {
4047   Send(new FrameHostMsg_DidChangeLoadProgress(routing_id_, load_progress));
4048 }
4049
4050 void RenderFrameImpl::HandleWebAccessibilityEvent(
4051     const blink::WebAXObject& obj, blink::WebAXEvent event) {
4052   if (renderer_accessibility_)
4053     renderer_accessibility_->HandleWebAccessibilityEvent(obj, event);
4054 }
4055
4056 void RenderFrameImpl::FocusedNodeChanged(const WebNode& node) {
4057   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, FocusedNodeChanged(node));
4058 }
4059
4060 void RenderFrameImpl::FocusedNodeChangedForAccessibility(const WebNode& node) {
4061   if (renderer_accessibility())
4062     renderer_accessibility()->AccessibilityFocusedNodeChanged(node);
4063 }
4064
4065 // PlzNavigate
4066 void RenderFrameImpl::OnCommitNavigation(
4067     const ResourceResponseHead& response,
4068     const GURL& stream_url,
4069     const CommonNavigationParams& common_params,
4070     const RequestNavigationParams& request_params) {
4071   CHECK(base::CommandLine::ForCurrentProcess()->HasSwitch(
4072       switches::kEnableBrowserSideNavigation));
4073   bool is_reload = false;
4074   bool is_history_navigation = request_params.page_state.IsValid();
4075   WebURLRequest::CachePolicy cache_policy =
4076       WebURLRequest::UseProtocolCachePolicy;
4077   if (!RenderFrameImpl::PrepareRenderViewForNavigation(
4078           common_params.url, is_history_navigation, request_params, &is_reload,
4079           &cache_policy)) {
4080     Send(new FrameHostMsg_DidDropNavigation(routing_id_));
4081     return;
4082   }
4083
4084   GetContentClient()->SetActiveURL(common_params.url);
4085
4086   pending_navigation_params_.reset(new NavigationParams(
4087       common_params, StartNavigationParams(), request_params));
4088
4089   if (!common_params.base_url_for_data_url.is_empty() ||
4090       common_params.url.SchemeIs(url::kDataScheme)) {
4091     LoadDataURL(common_params, frame_);
4092     return;
4093   }
4094
4095   // Create a WebURLRequest that blink can use to get access to the body of the
4096   // response through a stream in the browser. Blink will then commit the
4097   // navigation.
4098   // TODO(clamy): Have the navigation commit directly, without going through
4099   // loading a WebURLRequest.
4100   scoped_ptr<StreamOverrideParameters> stream_override(
4101       new StreamOverrideParameters());
4102   stream_override->stream_url = stream_url;
4103   stream_override->response = response;
4104   WebURLRequest request =
4105       CreateURLRequestForNavigation(common_params,
4106                                     stream_override.Pass(),
4107                                     frame_->isViewSourceModeEnabled());
4108
4109   // Make sure that blink loader will not try to use browser side navigation for
4110   // this request (since it already went to the browser).
4111   request.setCheckForBrowserSideNavigation(false);
4112
4113   // Record this before starting the load. A lower bound of this time is needed
4114   // to sanitize the navigationStart override set below.
4115   base::TimeTicks renderer_navigation_start = base::TimeTicks::Now();
4116   frame_->loadRequest(request);
4117   UpdateFrameNavigationTiming(frame_, request_params.browser_navigation_start,
4118                               renderer_navigation_start);
4119 }
4120
4121 void RenderFrameImpl::OnFailedNavigation(
4122     const CommonNavigationParams& common_params,
4123     const RequestNavigationParams& request_params,
4124     bool has_stale_copy_in_cache,
4125     int error_code) {
4126   bool is_reload = IsReload(common_params.navigation_type);
4127   bool is_history_navigation = request_params.page_state.IsValid();
4128   WebURLRequest::CachePolicy cache_policy =
4129       WebURLRequest::UseProtocolCachePolicy;
4130   if (!RenderFrameImpl::PrepareRenderViewForNavigation(
4131           common_params.url, is_history_navigation, request_params, &is_reload,
4132           &cache_policy)) {
4133     Send(new FrameHostMsg_DidDropNavigation(routing_id_));
4134     return;
4135   }
4136
4137   GetContentClient()->SetActiveURL(common_params.url);
4138
4139   pending_navigation_params_.reset(new NavigationParams(
4140       common_params, StartNavigationParams(), request_params));
4141
4142   // Inform the browser of the start of the provisional load. This is needed so
4143   // that the load is properly tracked by the WebNavigation API.
4144   // TODO(clamy): Properly set is_transition_navigation.
4145   Send(new FrameHostMsg_DidStartProvisionalLoadForFrame(
4146       routing_id_, common_params.url, false));
4147
4148   // Send the provisional load failure.
4149   blink::WebURLError error =
4150       CreateWebURLError(common_params.url, has_stale_copy_in_cache, error_code);
4151   WebURLRequest failed_request = CreateURLRequestForNavigation(
4152       common_params, scoped_ptr<StreamOverrideParameters>(),
4153       frame_->isViewSourceModeEnabled());
4154   SendFailedProvisionalLoad(failed_request, error, frame_);
4155
4156   if (!ShouldDisplayErrorPageForFailedLoad(error_code, common_params.url)) {
4157     Send(new FrameHostMsg_DidDropNavigation(routing_id_));
4158     return;
4159   }
4160
4161   // Make sure errors are not shown in view source mode.
4162   frame_->enableViewSourceMode(false);
4163
4164   // Replace the current history entry in reloads, history navigations and loads
4165   // of the same url. This corresponds to Blink's notion of a standard
4166   // commit.
4167   // TODO(clamy): see if initial commits in subframes should be handled
4168   // separately.
4169   bool replace = is_reload || is_history_navigation ||
4170                  common_params.url == GetLoadingUrl();
4171   LoadNavigationErrorPage(failed_request, error, replace);
4172 }
4173
4174 WebNavigationPolicy RenderFrameImpl::DecidePolicyForNavigation(
4175     RenderFrame* render_frame,
4176     const NavigationPolicyInfo& info) {
4177 #ifdef OS_ANDROID
4178   // The handlenavigation API is deprecated and will be removed once
4179   // crbug.com/325351 is resolved.
4180   if (info.urlRequest.url() != GURL(kSwappedOutURL) &&
4181       GetContentClient()->renderer()->HandleNavigation(
4182           render_frame,
4183           static_cast<DocumentState*>(info.extraData),
4184           render_view_->opener_id_,
4185           info.frame,
4186           info.urlRequest,
4187           info.navigationType,
4188           info.defaultPolicy,
4189           info.isRedirect)) {
4190     return blink::WebNavigationPolicyIgnore;
4191   }
4192 #endif
4193
4194   Referrer referrer(RenderViewImpl::GetReferrerFromRequest(info.frame,
4195                                                            info.urlRequest));
4196   const base::CommandLine& command_line =
4197       *base::CommandLine::ForCurrentProcess();
4198
4199   bool is_subframe = !!info.frame->parent();
4200
4201   if (command_line.HasSwitch(switches::kSitePerProcess) && is_subframe) {
4202     // There's no reason to ignore navigations on subframes, since the swap out
4203     // logic no longer applies.
4204   } else {
4205     if (is_swapped_out_) {
4206       if (info.urlRequest.url() != GURL(kSwappedOutURL)) {
4207         // Targeted links may try to navigate a swapped out frame.  Allow the
4208         // browser process to navigate the tab instead.  Note that it is also
4209         // possible for non-targeted navigations (from this view) to arrive
4210         // here just after we are swapped out.  It's ok to send them to the
4211         // browser, as long as they're for the top level frame.
4212         // TODO(creis): Ensure this supports targeted form submissions when
4213         // fixing http://crbug.com/101395.
4214         if (info.frame->parent() == NULL) {
4215           OpenURL(info.frame, info.urlRequest.url(), referrer,
4216                   info.defaultPolicy);
4217           return blink::WebNavigationPolicyIgnore;  // Suppress the load here.
4218         }
4219
4220         // We should otherwise ignore in-process iframe navigations, if they
4221         // arrive just after we are swapped out.
4222         return blink::WebNavigationPolicyIgnore;
4223       }
4224
4225       // Allow kSwappedOutURL to complete.
4226       return info.defaultPolicy;
4227     }
4228   }
4229
4230   // Webkit is asking whether to navigate to a new URL.
4231   // This is fine normally, except if we're showing UI from one security
4232   // context and they're trying to navigate to a different context.
4233   const GURL& url = info.urlRequest.url();
4234
4235   // A content initiated navigation may have originated from a link-click,
4236   // script, drag-n-drop operation, etc.
4237   DocumentState* document_state = static_cast<DocumentState*>(info.extraData);
4238   bool is_content_initiated =
4239       document_state->navigation_state()->IsContentInitiated();
4240
4241   // Experimental:
4242   // If --enable-strict-site-isolation is enabled, send all top-level
4243   // navigations to the browser to let it swap processes when crossing site
4244   // boundaries.  This is currently expected to break some script calls and
4245   // navigations, such as form submissions.
4246   bool force_swap_due_to_flag =
4247       command_line.HasSwitch(switches::kEnableStrictSiteIsolation);
4248   if (force_swap_due_to_flag &&
4249       !info.frame->parent() && (is_content_initiated || info.isRedirect)) {
4250     WebString origin_str = info.frame->document().securityOrigin().toString();
4251     GURL frame_url(origin_str.utf8().data());
4252     // TODO(cevans): revisit whether this site check is still necessary once
4253     // crbug.com/101395 is fixed.
4254     bool same_domain_or_host =
4255         net::registry_controlled_domains::SameDomainOrHost(
4256             frame_url,
4257             url,
4258             net::registry_controlled_domains::INCLUDE_PRIVATE_REGISTRIES);
4259     // Only keep same-site (domain + scheme) and data URLs in the same process.
4260     bool is_same_site =
4261         (same_domain_or_host && frame_url.scheme() == url.scheme()) ||
4262         url.SchemeIs(url::kDataScheme);
4263     if (!is_same_site) {
4264       OpenURL(info.frame, url, referrer, info.defaultPolicy);
4265       return blink::WebNavigationPolicyIgnore;
4266     }
4267   }
4268
4269   // If the browser is interested, then give it a chance to look at the request.
4270   if (is_content_initiated) {
4271     bool is_form_post =
4272         ((info.navigationType == blink::WebNavigationTypeFormSubmitted) ||
4273             (info.navigationType == blink::WebNavigationTypeFormResubmitted)) &&
4274         EqualsASCII(info.urlRequest.httpMethod(), "POST");
4275     bool browser_handles_request =
4276         render_view_->renderer_preferences_
4277             .browser_handles_non_local_top_level_requests
4278         && IsNonLocalTopLevelNavigation(url, info.frame, info.navigationType,
4279                                         is_form_post);
4280     if (!browser_handles_request) {
4281       browser_handles_request = IsTopLevelNavigation(info.frame) &&
4282           render_view_->renderer_preferences_
4283               .browser_handles_all_top_level_requests;
4284     }
4285
4286     if (browser_handles_request) {
4287       OpenURL(info.frame, url, referrer, info.defaultPolicy);
4288       return blink::WebNavigationPolicyIgnore;  // Suppress the load here.
4289     }
4290   }
4291
4292   // Use the frame's original request's URL rather than the document's URL for
4293   // subsequent checks.  For a popup, the document's URL may become the opener
4294   // window's URL if the opener has called document.write().
4295   // See http://crbug.com/93517.
4296   GURL old_url(info.frame->dataSource()->request().url());
4297
4298   // Detect when we're crossing a permission-based boundary (e.g. into or out of
4299   // an extension or app origin, leaving a WebUI page, etc). We only care about
4300   // top-level navigations (not iframes). But we sometimes navigate to
4301   // about:blank to clear a tab, and we want to still allow that.
4302   //
4303   // Note: this is known to break POST submissions when crossing process
4304   // boundaries until http://crbug.com/101395 is fixed.  This is better for
4305   // security than loading a WebUI, extension or app page in the wrong process.
4306   // POST requests don't work because this mechanism does not preserve form
4307   // POST data. We will need to send the request's httpBody data up to the
4308   // browser process, and issue a special POST navigation in WebKit (via
4309   // FrameLoader::loadFrameRequest). See ResourceDispatcher and WebURLLoaderImpl
4310   // for examples of how to send the httpBody data.
4311   if (!info.frame->parent() && is_content_initiated &&
4312       !url.SchemeIs(url::kAboutScheme)) {
4313     bool send_referrer = false;
4314
4315     // All navigations to or from WebUI URLs or within WebUI-enabled
4316     // RenderProcesses must be handled by the browser process so that the
4317     // correct bindings and data sources can be registered.
4318     // Similarly, navigations to view-source URLs or within ViewSource mode
4319     // must be handled by the browser process (except for reloads - those are
4320     // safe to leave within the renderer).
4321     // Lastly, access to file:// URLs from non-file:// URL pages must be
4322     // handled by the browser so that ordinary renderer processes don't get
4323     // blessed with file permissions.
4324     int cumulative_bindings = RenderProcess::current()->GetEnabledBindings();
4325     bool is_initial_navigation = render_view_->page_id_ == -1;
4326     bool should_fork = HasWebUIScheme(url) || HasWebUIScheme(old_url) ||
4327         (cumulative_bindings & BINDINGS_POLICY_WEB_UI) ||
4328         url.SchemeIs(kViewSourceScheme) ||
4329         (info.frame->isViewSourceModeEnabled() &&
4330             info.navigationType != blink::WebNavigationTypeReload);
4331
4332     if (!should_fork && url.SchemeIs(url::kFileScheme)) {
4333       // Fork non-file to file opens.  Check the opener URL if this is the
4334       // initial navigation in a newly opened window.
4335       GURL source_url(old_url);
4336       if (is_initial_navigation && source_url.is_empty() &&
4337           info.frame->opener())
4338         source_url = info.frame->opener()->top()->document().url();
4339       DCHECK(!source_url.is_empty());
4340       should_fork = !source_url.SchemeIs(url::kFileScheme);
4341     }
4342
4343     if (!should_fork) {
4344       // Give the embedder a chance.
4345       should_fork = GetContentClient()->renderer()->ShouldFork(
4346           info.frame, url, info.urlRequest.httpMethod().utf8(),
4347           is_initial_navigation, info.isRedirect, &send_referrer);
4348     }
4349
4350     if (should_fork) {
4351       OpenURL(info.frame, url, send_referrer ? referrer : Referrer(),
4352               info.defaultPolicy);
4353       return blink::WebNavigationPolicyIgnore;  // Suppress the load here.
4354     }
4355   }
4356
4357   // Detect when a page is "forking" a new tab that can be safely rendered in
4358   // its own process.  This is done by sites like Gmail that try to open links
4359   // in new windows without script connections back to the original page.  We
4360   // treat such cases as browser navigations (in which we will create a new
4361   // renderer for a cross-site navigation), rather than WebKit navigations.
4362   //
4363   // We use the following heuristic to decide whether to fork a new page in its
4364   // own process:
4365   // The parent page must open a new tab to about:blank, set the new tab's
4366   // window.opener to null, and then redirect the tab to a cross-site URL using
4367   // JavaScript.
4368   //
4369   // TODO(creis): Deprecate this logic once we can rely on rel=noreferrer
4370   // (see below).
4371   bool is_fork =
4372       // Must start from a tab showing about:blank, which is later redirected.
4373       old_url == GURL(url::kAboutBlankURL) &&
4374       // Must be the first real navigation of the tab.
4375       render_view_->historyBackListCount() < 1 &&
4376       render_view_->historyForwardListCount() < 1 &&
4377       // The parent page must have set the child's window.opener to null before
4378       // redirecting to the desired URL.
4379       info.frame->opener() == NULL &&
4380       // Must be a top-level frame.
4381       info.frame->parent() == NULL &&
4382       // Must not have issued the request from this page.
4383       is_content_initiated &&
4384       // Must be targeted at the current tab.
4385       info.defaultPolicy == blink::WebNavigationPolicyCurrentTab &&
4386       // Must be a JavaScript navigation, which appears as "other".
4387       info.navigationType == blink::WebNavigationTypeOther;
4388
4389   if (is_fork) {
4390     // Open the URL via the browser, not via WebKit.
4391     OpenURL(info.frame, url, Referrer(), info.defaultPolicy);
4392     return blink::WebNavigationPolicyIgnore;
4393   }
4394
4395   // PlzNavigate: send the request to the browser if needed.
4396   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
4397           switches::kEnableBrowserSideNavigation) &&
4398       info.urlRequest.checkForBrowserSideNavigation()) {
4399     BeginNavigation(&info.urlRequest);
4400     return blink::WebNavigationPolicyIgnore;
4401   }
4402
4403   return info.defaultPolicy;
4404 }
4405
4406 void RenderFrameImpl::OpenURL(WebFrame* frame,
4407                               const GURL& url,
4408                               const Referrer& referrer,
4409                               WebNavigationPolicy policy) {
4410   DCHECK_EQ(frame_, frame);
4411
4412   FrameHostMsg_OpenURL_Params params;
4413   params.url = url;
4414   params.referrer = referrer;
4415   params.disposition = RenderViewImpl::NavigationPolicyToDisposition(policy);
4416   WebDataSource* ds = frame->provisionalDataSource();
4417   if (ds) {
4418     DocumentState* document_state = DocumentState::FromDataSource(ds);
4419     NavigationStateImpl* navigation_state =
4420         static_cast<NavigationStateImpl*>(document_state->navigation_state());
4421     if (navigation_state->IsContentInitiated()) {
4422       params.should_replace_current_entry =
4423           ds->replacesCurrentHistoryItem() &&
4424           render_view_->history_list_length_;
4425     } else {
4426       // This is necessary to preserve the should_replace_current_entry value on
4427       // cross-process redirects, in the event it was set by a previous process.
4428       //
4429       // TODO(davidben): Avoid this awkward duplication of state. See comment on
4430       // NavigationState::should_replace_current_entry().
4431       params.should_replace_current_entry =
4432           navigation_state->start_params().should_replace_current_entry;
4433     }
4434   } else {
4435     params.should_replace_current_entry = false;
4436   }
4437   params.user_gesture = WebUserGestureIndicator::isProcessingUserGesture();
4438   if (GetContentClient()->renderer()->AllowPopup())
4439     params.user_gesture = true;
4440
4441   if (policy == blink::WebNavigationPolicyNewBackgroundTab ||
4442       policy == blink::WebNavigationPolicyNewForegroundTab ||
4443       policy == blink::WebNavigationPolicyNewWindow ||
4444       policy == blink::WebNavigationPolicyNewPopup) {
4445     WebUserGestureIndicator::consumeUserGesture();
4446   }
4447
4448   Send(new FrameHostMsg_OpenURL(routing_id_, params));
4449 }
4450
4451 void RenderFrameImpl::UpdateEncoding(WebFrame* frame,
4452                                      const std::string& encoding_name) {
4453   // Only update main frame's encoding_name.
4454   if (!frame->parent())
4455     Send(new FrameHostMsg_UpdateEncoding(routing_id_, encoding_name));
4456 }
4457
4458 void RenderFrameImpl::SyncSelectionIfRequired() {
4459   base::string16 text;
4460   size_t offset;
4461   gfx::Range range;
4462 #if defined(ENABLE_PLUGINS)
4463   if (render_view_->focused_pepper_plugin_) {
4464     render_view_->focused_pepper_plugin_->GetSurroundingText(&text, &range);
4465     offset = 0;  // Pepper API does not support offset reporting.
4466     // TODO(kinaba): cut as needed.
4467   } else
4468 #endif
4469   {
4470     size_t location, length;
4471     if (!GetRenderWidget()->webwidget()->caretOrSelectionRange(
4472             &location, &length)) {
4473       return;
4474     }
4475
4476     range = gfx::Range(location, location + length);
4477
4478     if (GetRenderWidget()->webwidget()->textInputInfo().type !=
4479             blink::WebTextInputTypeNone) {
4480       // If current focused element is editable, we will send 100 more chars
4481       // before and after selection. It is for input method surrounding text
4482       // feature.
4483       if (location > kExtraCharsBeforeAndAfterSelection)
4484         offset = location - kExtraCharsBeforeAndAfterSelection;
4485       else
4486         offset = 0;
4487       length = location + length - offset + kExtraCharsBeforeAndAfterSelection;
4488       WebRange webrange = WebRange::fromDocumentRange(frame_, offset, length);
4489       if (!webrange.isNull())
4490         text = webrange.toPlainText();
4491     } else {
4492       offset = location;
4493       text = frame_->selectionAsText();
4494       // http://crbug.com/101435
4495       // In some case, frame->selectionAsText() returned text's length is not
4496       // equal to the length returned from webwidget()->caretOrSelectionRange().
4497       // So we have to set the range according to text.length().
4498       range.set_end(range.start() + text.length());
4499     }
4500   }
4501
4502   // Sometimes we get repeated didChangeSelection calls from webkit when
4503   // the selection hasn't actually changed. We don't want to report these
4504   // because it will cause us to continually claim the X clipboard.
4505   if (selection_text_offset_ != offset ||
4506       selection_range_ != range ||
4507       selection_text_ != text) {
4508     selection_text_ = text;
4509     selection_text_offset_ = offset;
4510     selection_range_ = range;
4511     SetSelectedText(text, offset, range);
4512   }
4513   GetRenderWidget()->UpdateSelectionBounds();
4514 }
4515
4516 void RenderFrameImpl::InitializeUserMediaClient() {
4517   if (!RenderThreadImpl::current())  // Will be NULL during unit tests.
4518     return;
4519
4520 #if defined(OS_ANDROID)
4521   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
4522           switches::kDisableWebRTC))
4523     return;
4524 #endif
4525
4526 #if defined(ENABLE_WEBRTC)
4527   DCHECK(!web_user_media_client_);
4528   web_user_media_client_ = new UserMediaClientImpl(
4529       this,
4530       RenderThreadImpl::current()->GetPeerConnectionDependencyFactory(),
4531       make_scoped_ptr(new MediaStreamDispatcher(this)).Pass());
4532 #endif
4533 }
4534
4535 WebMediaPlayer* RenderFrameImpl::CreateWebMediaPlayerForMediaStream(
4536     const blink::WebURL& url,
4537     WebMediaPlayerClient* client) {
4538 #if defined(ENABLE_WEBRTC)
4539 #if defined(OS_ANDROID) && defined(ARCH_CPU_ARMEL)
4540   bool found_neon =
4541       (android_getCpuFeatures() & ANDROID_CPU_ARM_FEATURE_NEON) != 0;
4542   UMA_HISTOGRAM_BOOLEAN("Platform.WebRtcNEONFound", found_neon);
4543 #endif  // defined(OS_ANDROID) && defined(ARCH_CPU_ARMEL)
4544   return new WebMediaPlayerMS(frame_, client, weak_factory_.GetWeakPtr(),
4545                               new RenderMediaLog(),
4546                               CreateRendererFactory());
4547 #else
4548   return NULL;
4549 #endif  // defined(ENABLE_WEBRTC)
4550 }
4551
4552 scoped_ptr<MediaStreamRendererFactory>
4553 RenderFrameImpl::CreateRendererFactory() {
4554 #if defined(ENABLE_WEBRTC)
4555   return scoped_ptr<MediaStreamRendererFactory>(
4556       new MediaStreamRendererFactory());
4557 #else
4558   return scoped_ptr<MediaStreamRendererFactory>(
4559       static_cast<MediaStreamRendererFactory*>(NULL));
4560 #endif
4561 }
4562
4563 bool RenderFrameImpl::PrepareRenderViewForNavigation(
4564     const GURL& url,
4565     bool is_history_navigation,
4566     const RequestNavigationParams& request_params,
4567     bool* is_reload,
4568     WebURLRequest::CachePolicy* cache_policy) {
4569   MaybeHandleDebugURL(url);
4570   if (!render_view_->webview())
4571     return false;
4572
4573   FOR_EACH_OBSERVER(
4574       RenderViewObserver, render_view_->observers_, Navigate(url));
4575
4576   // If this is a stale back/forward (due to a recent navigation the browser
4577   // didn't know about), ignore it. Only check if swapped in because if the
4578   // frame is swapped out, it won't commit before asking the browser.
4579   if (!render_view_->is_swapped_out() && is_history_navigation &&
4580       render_view_->history_list_offset_ !=
4581           request_params.current_history_list_offset) {
4582     return false;
4583   }
4584
4585   render_view_->history_list_offset_ =
4586       request_params.current_history_list_offset;
4587   render_view_->history_list_length_ =
4588       request_params.current_history_list_length;
4589   if (request_params.should_clear_history_list) {
4590     CHECK_EQ(-1, render_view_->history_list_offset_);
4591     CHECK_EQ(0, render_view_->history_list_length_);
4592   }
4593
4594   if (!is_swapped_out_ || frame_->parent())
4595     return true;
4596
4597   // This is a swapped out main frame, so swap the renderer back in.
4598   // We marked the view as hidden when swapping the view out, so be sure to
4599   // reset the visibility state before navigating to the new URL.
4600   render_view_->webview()->setVisibilityState(
4601       render_view_->visibilityState(), false);
4602
4603   // If this is an attempt to reload while we are swapped out, we should not
4604   // reload swappedout://, but the previous page, which is stored in
4605   // params.state.  Setting is_reload to false will treat this like a back
4606   // navigation to accomplish that.
4607   *is_reload = false;
4608   *cache_policy = WebURLRequest::ReloadIgnoringCacheData;
4609
4610   // We refresh timezone when a view is swapped in since timezone
4611   // can get out of sync when the system timezone is updated while
4612   // the view is swapped out.
4613   RenderThreadImpl::NotifyTimezoneChange();
4614
4615   render_view_->SetSwappedOut(false);
4616   is_swapped_out_ = false;
4617   return true;
4618 }
4619
4620 void RenderFrameImpl::BeginNavigation(blink::WebURLRequest* request) {
4621   CHECK(base::CommandLine::ForCurrentProcess()->HasSwitch(
4622       switches::kEnableBrowserSideNavigation));
4623   DCHECK(request);
4624   // TODO(clamy): Execute the beforeunload event.
4625
4626   // Note: At this stage, the goal is to apply all the modifications the
4627   // renderer wants to make to the request, and then send it to the browser, so
4628   // that the actual network request can be started. Ideally, all such
4629   // modifications should take place in willSendRequest, and in the
4630   // implementation of willSendRequest for the various InspectorAgents
4631   // (devtools).
4632   //
4633   // TODO(clamy): Apply devtools override.
4634   // TODO(clamy): Make sure that navigation requests are not modified somewhere
4635   // else in blink.
4636   willSendRequest(frame_, 0, *request, blink::WebURLResponse());
4637
4638   // TODO(clamy): Same-document navigations should not be sent back to the
4639   // browser.
4640   // TODO(clamy): Data urls should not be sent back to the browser either.
4641   Send(new FrameHostMsg_DidStartLoading(routing_id_, true));
4642   Send(new FrameHostMsg_BeginNavigation(
4643         routing_id_, MakeCommonNavigationParams(request),
4644         BeginNavigationParams(request->httpMethod().latin1(),
4645                               GetWebURLRequestHeaders(*request),
4646                               GetLoadFlagsForWebURLRequest(*request),
4647                               request->hasUserGesture()),
4648         GetRequestBodyForWebURLRequest(*request)));
4649 }
4650
4651 void RenderFrameImpl::LoadDataURL(const CommonNavigationParams& params,
4652                                   WebFrame* frame) {
4653   // A loadData request with a specified base URL.
4654   std::string mime_type, charset, data;
4655   if (net::DataURL::Parse(params.url, &mime_type, &charset, &data)) {
4656     const GURL base_url = params.base_url_for_data_url.is_empty() ?
4657         params.url : params.base_url_for_data_url;
4658     frame->loadData(
4659         WebData(data.c_str(), data.length()),
4660         WebString::fromUTF8(mime_type),
4661         WebString::fromUTF8(charset),
4662         base_url,
4663         params.history_url_for_data_url,
4664         false);
4665   } else {
4666     CHECK(false) << "Invalid URL passed: "
4667                  << params.url.possibly_invalid_spec();
4668   }
4669 }
4670
4671 void RenderFrameImpl::SendFailedProvisionalLoad(
4672     const blink::WebURLRequest& request,
4673     const blink::WebURLError& error,
4674     blink::WebLocalFrame* frame) {
4675   bool show_repost_interstitial = (error.reason == net::ERR_CACHE_MISS &&
4676                                    EqualsASCII(request.httpMethod(), "POST"));
4677
4678   FrameHostMsg_DidFailProvisionalLoadWithError_Params params;
4679   params.error_code = error.reason;
4680   GetContentClient()->renderer()->GetNavigationErrorStrings(
4681       render_view_.get(), frame, request, error, NULL,
4682       &params.error_description);
4683   params.url = error.unreachableURL;
4684   params.showing_repost_interstitial = show_repost_interstitial;
4685   Send(new FrameHostMsg_DidFailProvisionalLoadWithError(routing_id_, params));
4686 }
4687
4688 bool RenderFrameImpl::ShouldDisplayErrorPageForFailedLoad(
4689     int error_code,
4690     const GURL& unreachable_url) {
4691   // Don't display an error page if this is simply a cancelled load.  Aside
4692   // from being dumb, Blink doesn't expect it and it will cause a crash.
4693   if (error_code == net::ERR_ABORTED)
4694     return false;
4695
4696   // Don't display "client blocked" error page if browser has asked us not to.
4697   if (error_code == net::ERR_BLOCKED_BY_CLIENT &&
4698       render_view_->renderer_preferences_.disable_client_blocked_error_page) {
4699     return false;
4700   }
4701
4702   // Allow the embedder to suppress an error page.
4703   if (GetContentClient()->renderer()->ShouldSuppressErrorPage(
4704           this, unreachable_url)) {
4705     return false;
4706   }
4707
4708   if (RenderThreadImpl::current() &&
4709       RenderThreadImpl::current()->layout_test_mode()) {
4710     return false;
4711   }
4712
4713   return true;
4714 }
4715
4716 GURL RenderFrameImpl::GetLoadingUrl() const {
4717   WebDataSource* ds = frame_->dataSource();
4718   if (ds->hasUnreachableURL())
4719     return ds->unreachableURL();
4720
4721   const WebURLRequest& request = ds->request();
4722   return request.url();
4723 }
4724
4725 void RenderFrameImpl::PopulateDocumentStateFromPending(
4726     DocumentState* document_state) {
4727   document_state->set_request_time(
4728       pending_navigation_params_->request_params.request_time);
4729
4730   InternalDocumentStateData* internal_data =
4731       InternalDocumentStateData::FromDocumentState(document_state);
4732
4733   if (!pending_navigation_params_->common_params.url.SchemeIs(
4734           url::kJavaScriptScheme) &&
4735       pending_navigation_params_->common_params.navigation_type ==
4736           FrameMsg_Navigate_Type::RESTORE) {
4737     // We're doing a load of a page that was restored from the last session. By
4738     // default this prefers the cache over loading (LOAD_PREFERRING_CACHE) which
4739     // can result in stale data for pages that are set to expire. We explicitly
4740     // override that by setting the policy here so that as necessary we load
4741     // from the network.
4742     //
4743     // TODO(davidben): Remove this in favor of passing a cache policy to the
4744     // loadHistoryItem call in OnNavigate. That requires not overloading
4745     // UseProtocolCachePolicy to mean both "normal load" and "determine cache
4746     // policy based on load type, etc".
4747     internal_data->set_cache_policy_override(
4748         WebURLRequest::UseProtocolCachePolicy);
4749   }
4750
4751   if (IsReload(pending_navigation_params_->common_params.navigation_type))
4752     document_state->set_load_type(DocumentState::RELOAD);
4753   else if (pending_navigation_params_->request_params.page_state.IsValid())
4754     document_state->set_load_type(DocumentState::HISTORY_LOAD);
4755   else
4756     document_state->set_load_type(DocumentState::NORMAL_LOAD);
4757
4758   internal_data->set_is_overriding_user_agent(
4759       pending_navigation_params_->request_params.is_overriding_user_agent);
4760   internal_data->set_must_reset_scroll_and_scale_state(
4761       pending_navigation_params_->common_params.navigation_type ==
4762       FrameMsg_Navigate_Type::RELOAD_ORIGINAL_REQUEST_URL);
4763   document_state->set_can_load_local_resources(
4764       pending_navigation_params_->request_params.can_load_local_resources);
4765 }
4766
4767 NavigationState* RenderFrameImpl::CreateNavigationStateFromPending() {
4768   // A navigation resulting from loading a javascript URL should not be treated
4769   // as a browser initiated event.  Instead, we want it to look as if the page
4770   // initiated any load resulting from JS execution.
4771   if (!pending_navigation_params_->common_params.url.SchemeIs(
4772           url::kJavaScriptScheme)) {
4773     return NavigationStateImpl::CreateBrowserInitiated(
4774         pending_navigation_params_->common_params,
4775         pending_navigation_params_->start_params,
4776         pending_navigation_params_->request_params);
4777   }
4778   return NavigationStateImpl::CreateContentInitiated();
4779 }
4780
4781 #if defined(OS_ANDROID)
4782
4783 WebMediaPlayer* RenderFrameImpl::CreateAndroidWebMediaPlayer(
4784     const blink::WebURL& url,
4785     WebMediaPlayerClient* client,
4786     media::MediaPermission* media_permission,
4787     blink::WebContentDecryptionModule* initial_cdm) {
4788   GpuChannelHost* gpu_channel_host =
4789       RenderThreadImpl::current()->EstablishGpuChannelSync(
4790           CAUSE_FOR_GPU_LAUNCH_VIDEODECODEACCELERATOR_INITIALIZE);
4791   if (!gpu_channel_host) {
4792     LOG(ERROR) << "Failed to establish GPU channel for media player";
4793     return NULL;
4794   }
4795
4796   scoped_refptr<StreamTextureFactory> stream_texture_factory;
4797   if (SynchronousCompositorFactory* factory =
4798           SynchronousCompositorFactory::GetInstance()) {
4799     stream_texture_factory = factory->CreateStreamTextureFactory(routing_id_);
4800   } else {
4801     scoped_refptr<cc_blink::ContextProviderWebContext> context_provider =
4802         RenderThreadImpl::current()->SharedMainThreadContextProvider();
4803
4804     if (!context_provider.get()) {
4805       LOG(ERROR) << "Failed to get context3d for media player";
4806       return NULL;
4807     }
4808
4809     stream_texture_factory = StreamTextureFactoryImpl::Create(
4810         context_provider, gpu_channel_host, routing_id_);
4811   }
4812
4813   return new WebMediaPlayerAndroid(
4814       frame_, client, weak_factory_.GetWeakPtr(), GetMediaPlayerManager(),
4815       GetCdmFactory(), media_permission, initial_cdm, stream_texture_factory,
4816       RenderThreadImpl::current()->GetMediaThreadTaskRunner(),
4817       new RenderMediaLog());
4818 }
4819
4820 RendererMediaPlayerManager* RenderFrameImpl::GetMediaPlayerManager() {
4821   if (!media_player_manager_)
4822     media_player_manager_ = new RendererMediaPlayerManager(this);
4823   return media_player_manager_;
4824 }
4825
4826 #endif  // defined(OS_ANDROID)
4827
4828 media::MediaPermission* RenderFrameImpl::GetMediaPermission() {
4829   if (!media_permission_dispatcher_)
4830     media_permission_dispatcher_ = new MediaPermissionDispatcher(this);
4831   return media_permission_dispatcher_;
4832 }
4833
4834 media::CdmFactory* RenderFrameImpl::GetCdmFactory() {
4835 #if defined(ENABLE_BROWSER_CDMS)
4836   if (!cdm_manager_)
4837     cdm_manager_ = new RendererCdmManager(this);
4838 #endif  // defined(ENABLE_BROWSER_CDMS)
4839
4840   if (!cdm_factory_) {
4841     DCHECK(frame_);
4842     cdm_factory_ = new RenderCdmFactory(
4843 #if defined(ENABLE_PEPPER_CDMS)
4844         base::Bind(&PepperCdmWrapperImpl::Create, frame_),
4845 #elif defined(ENABLE_BROWSER_CDMS)
4846         cdm_manager_,
4847 #endif
4848         this);
4849   }
4850
4851   return cdm_factory_;
4852 }
4853
4854 }  // namespace content