chrome/common/render_messages.h

   1 // Copyright (c) 2012 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 // Multiply-included file, no traditional include guard.
   6 #include <map>
   7 #include <set>
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/basictypes.h"
  12 #include "base/files/file_path.h"
  13 #include "base/memory/shared_memory.h"
  14 #include "base/process/process.h"
  15 #include "base/strings/string16.h"
  16 #include "base/strings/stringprintf.h"
  17 #include "base/values.h"
  18 #include "build/build_config.h"
  19 #include "chrome/common/autocomplete_match_type.h"
  20 #include "chrome/common/common_param_traits.h"
  21 #include "chrome/common/content_settings.h"
  22 #include "chrome/common/content_settings_pattern.h"
  23 #include "chrome/common/instant_types.h"
  24 #include "chrome/common/ntp_logging_events.h"
  25 #include "chrome/common/omnibox_focus_state.h"
  26 #include "chrome/common/search_provider.h"
  27 #include "components/nacl/common/nacl_types.h"
  28 #include "components/translate/core/common/language_detection_details.h"
  29 #include "components/translate/core/common/translate_errors.h"
  30 #include "content/public/common/common_param_traits.h"
  31 #include "content/public/common/referrer.h"
  32 #include "content/public/common/top_controls_state.h"
  33 #include "extensions/common/stack_frame.h"
  34 #include "ipc/ipc_channel_handle.h"
  35 #include "ipc/ipc_message_macros.h"
  36 #include "ipc/ipc_platform_file.h"
  37 #include "third_party/skia/include/core/SkBitmap.h"
  38 #include "third_party/WebKit/public/web/WebCache.h"
  39 #include "third_party/WebKit/public/web/WebConsoleMessage.h"
  40 #include "ui/base/window_open_disposition.h"
  41 #include "ui/gfx/rect.h"
  42
  43 // Singly-included section for enums and custom IPC traits.
  44 #ifndef CHROME_COMMON_RENDER_MESSAGES_H_
  45 #define CHROME_COMMON_RENDER_MESSAGES_H_
  46
  47 class SkBitmap;
  48
  49 // Command values for the cmd parameter of the
  50 // ViewHost_JavaScriptStressTestControl message. For each command the parameter
  51 // passed has a different meaning:
  52 // For the command kJavaScriptStressTestSetStressRunType the parameter it the
  53 // type taken from the enumeration v8::Testing::StressType.
  54 // For the command kJavaScriptStressTestPrepareStressRun the parameter it the
  55 // number of the stress run about to take place.
  56 enum ViewHostMsg_JavaScriptStressTestControl_Commands {
  57   kJavaScriptStressTestSetStressRunType = 0,
  58   kJavaScriptStressTestPrepareStressRun = 1,
  59 };
  60
  61 // This enum is inside a struct so that we can forward-declare the struct in
  62 // others headers without having to include this one.
  63 struct ChromeViewHostMsg_GetPluginInfo_Status {
  64   enum Value {
  65     kAllowed,
  66     kBlocked,
  67     kBlockedByPolicy,
  68     kClickToPlay,
  69     kDisabled,
  70     kNotFound,
  71     kNPAPINotSupported,
  72     kOutdatedBlocked,
  73     kOutdatedDisallowed,
  74     kUnauthorized,
  75   };
  76
  77   ChromeViewHostMsg_GetPluginInfo_Status() : value(kAllowed) {}
  78
  79   Value value;
  80 };
  81
  82 namespace IPC {
  83
  84 #if defined(OS_POSIX) && !defined(USE_AURA) && !defined(OS_ANDROID)
  85
  86 // TODO(port): this shouldn't exist. However, the plugin stuff is really using
  87 // HWNDS (NativeView), and making Windows calls based on them. I've not figured
  88 // out the deal with plugins yet.
  89 // TODO(android): a gfx::NativeView is the same as a gfx::NativeWindow.
  90 template <>
  91 struct ParamTraits<gfx::NativeView> {
  92   typedef gfx::NativeView param_type;
  93   static void Write(Message* m, const param_type& p) {
  94     NOTIMPLEMENTED();
  95   }
  96
  97   static bool Read(const Message* m, PickleIterator* iter, param_type* p) {
  98     NOTIMPLEMENTED();
  99     *p = NULL;
 100     return true;
 101   }
 102
 103   static void Log(const param_type& p, std::string* l) {
 104     l->append(base::StringPrintf("<gfx::NativeView>"));
 105   }
 106 };
 107
 108 #endif  // defined(OS_POSIX) && !defined(USE_AURA) && !defined(OS_ANDROID)
 109
 110 template <>
 111 struct ParamTraits<ContentSettingsPattern> {
 112   typedef ContentSettingsPattern param_type;
 113   static void Write(Message* m, const param_type& p);
 114   static bool Read(const Message* m, PickleIterator* iter, param_type* r);
 115   static void Log(const param_type& p, std::string* l);
 116 };
 117
 118 }  // namespace IPC
 119
 120 #endif  // CHROME_COMMON_RENDER_MESSAGES_H_
 121
 122 #define IPC_MESSAGE_START ChromeMsgStart
 123
 124 IPC_ENUM_TRAITS_MAX_VALUE(ChromeViewHostMsg_GetPluginInfo_Status::Value,
 125                           ChromeViewHostMsg_GetPluginInfo_Status::kUnauthorized)
 126 IPC_ENUM_TRAITS(OmniboxFocusChangeReason)
 127 IPC_ENUM_TRAITS(OmniboxFocusState)
 128 IPC_ENUM_TRAITS(search_provider::OSDDType)
 129 IPC_ENUM_TRAITS(search_provider::InstallState)
 130 IPC_ENUM_TRAITS(ThemeBackgroundImageAlignment)
 131 IPC_ENUM_TRAITS(ThemeBackgroundImageTiling)
 132 IPC_ENUM_TRAITS(TranslateErrors::Type)
 133 IPC_ENUM_TRAITS(blink::WebConsoleMessage::Level)
 134 IPC_ENUM_TRAITS(content::TopControlsState)
 135
 136 IPC_STRUCT_TRAITS_BEGIN(ChromeViewHostMsg_GetPluginInfo_Status)
 137 IPC_STRUCT_TRAITS_MEMBER(value)
 138 IPC_STRUCT_TRAITS_END()
 139
 140 // Output parameters for ChromeViewHostMsg_GetPluginInfo message.
 141 IPC_STRUCT_BEGIN(ChromeViewHostMsg_GetPluginInfo_Output)
 142   IPC_STRUCT_MEMBER(ChromeViewHostMsg_GetPluginInfo_Status, status)
 143   IPC_STRUCT_MEMBER(content::WebPluginInfo, plugin)
 144   IPC_STRUCT_MEMBER(std::string, actual_mime_type)
 145   IPC_STRUCT_MEMBER(std::string, group_identifier)
 146   IPC_STRUCT_MEMBER(base::string16, group_name)
 147 IPC_STRUCT_END()
 148
 149 IPC_STRUCT_TRAITS_BEGIN(ContentSettingsPattern::PatternParts)
 150   IPC_STRUCT_TRAITS_MEMBER(scheme)
 151   IPC_STRUCT_TRAITS_MEMBER(is_scheme_wildcard)
 152   IPC_STRUCT_TRAITS_MEMBER(host)
 153   IPC_STRUCT_TRAITS_MEMBER(has_domain_wildcard)
 154   IPC_STRUCT_TRAITS_MEMBER(port)
 155   IPC_STRUCT_TRAITS_MEMBER(is_port_wildcard)
 156   IPC_STRUCT_TRAITS_MEMBER(path)
 157   IPC_STRUCT_TRAITS_MEMBER(is_path_wildcard)
 158 IPC_STRUCT_TRAITS_END()
 159
 160 IPC_STRUCT_TRAITS_BEGIN(ContentSettingPatternSource)
 161   IPC_STRUCT_TRAITS_MEMBER(primary_pattern)
 162   IPC_STRUCT_TRAITS_MEMBER(secondary_pattern)
 163   IPC_STRUCT_TRAITS_MEMBER(setting)
 164   IPC_STRUCT_TRAITS_MEMBER(source)
 165   IPC_STRUCT_TRAITS_MEMBER(incognito)
 166 IPC_STRUCT_TRAITS_END()
 167
 168 IPC_STRUCT_TRAITS_BEGIN(InstantSuggestion)
 169   IPC_STRUCT_TRAITS_MEMBER(text)
 170   IPC_STRUCT_TRAITS_MEMBER(metadata)
 171 IPC_STRUCT_TRAITS_END()
 172
 173 IPC_STRUCT_TRAITS_BEGIN(InstantMostVisitedItem)
 174   IPC_STRUCT_TRAITS_MEMBER(url)
 175   IPC_STRUCT_TRAITS_MEMBER(title)
 176 IPC_STRUCT_TRAITS_END()
 177
 178 IPC_STRUCT_TRAITS_BEGIN(RendererContentSettingRules)
 179   IPC_STRUCT_TRAITS_MEMBER(image_rules)
 180   IPC_STRUCT_TRAITS_MEMBER(script_rules)
 181 IPC_STRUCT_TRAITS_END()
 182
 183 IPC_STRUCT_TRAITS_BEGIN(RGBAColor)
 184   IPC_STRUCT_TRAITS_MEMBER(r)
 185   IPC_STRUCT_TRAITS_MEMBER(g)
 186   IPC_STRUCT_TRAITS_MEMBER(b)
 187   IPC_STRUCT_TRAITS_MEMBER(a)
 188 IPC_STRUCT_TRAITS_END()
 189
 190 IPC_STRUCT_TRAITS_BEGIN(ThemeBackgroundInfo)
 191   IPC_STRUCT_TRAITS_MEMBER(using_default_theme)
 192   IPC_STRUCT_TRAITS_MEMBER(background_color)
 193   IPC_STRUCT_TRAITS_MEMBER(text_color)
 194   IPC_STRUCT_TRAITS_MEMBER(link_color)
 195   IPC_STRUCT_TRAITS_MEMBER(text_color_light)
 196   IPC_STRUCT_TRAITS_MEMBER(header_color)
 197   IPC_STRUCT_TRAITS_MEMBER(section_border_color)
 198   IPC_STRUCT_TRAITS_MEMBER(theme_id)
 199   IPC_STRUCT_TRAITS_MEMBER(image_horizontal_alignment)
 200   IPC_STRUCT_TRAITS_MEMBER(image_vertical_alignment)
 201   IPC_STRUCT_TRAITS_MEMBER(image_tiling)
 202   IPC_STRUCT_TRAITS_MEMBER(image_height)
 203   IPC_STRUCT_TRAITS_MEMBER(has_attribution)
 204   IPC_STRUCT_TRAITS_MEMBER(logo_alternate)
 205 IPC_STRUCT_TRAITS_END()
 206
 207 IPC_STRUCT_TRAITS_BEGIN(blink::WebCache::ResourceTypeStat)
 208   IPC_STRUCT_TRAITS_MEMBER(count)
 209   IPC_STRUCT_TRAITS_MEMBER(size)
 210   IPC_STRUCT_TRAITS_MEMBER(liveSize)
 211   IPC_STRUCT_TRAITS_MEMBER(decodedSize)
 212 IPC_STRUCT_TRAITS_END()
 213
 214 IPC_STRUCT_TRAITS_BEGIN(blink::WebCache::ResourceTypeStats)
 215   IPC_STRUCT_TRAITS_MEMBER(images)
 216   IPC_STRUCT_TRAITS_MEMBER(cssStyleSheets)
 217   IPC_STRUCT_TRAITS_MEMBER(scripts)
 218   IPC_STRUCT_TRAITS_MEMBER(xslStyleSheets)
 219   IPC_STRUCT_TRAITS_MEMBER(fonts)
 220 IPC_STRUCT_TRAITS_END()
 221
 222 IPC_STRUCT_TRAITS_BEGIN(blink::WebCache::UsageStats)
 223   IPC_STRUCT_TRAITS_MEMBER(minDeadCapacity)
 224   IPC_STRUCT_TRAITS_MEMBER(maxDeadCapacity)
 225   IPC_STRUCT_TRAITS_MEMBER(capacity)
 226   IPC_STRUCT_TRAITS_MEMBER(liveSize)
 227   IPC_STRUCT_TRAITS_MEMBER(deadSize)
 228 IPC_STRUCT_TRAITS_END()
 229
 230 IPC_STRUCT_TRAITS_BEGIN(LanguageDetectionDetails)
 231   IPC_STRUCT_TRAITS_MEMBER(time)
 232   IPC_STRUCT_TRAITS_MEMBER(url)
 233   IPC_STRUCT_TRAITS_MEMBER(content_language)
 234   IPC_STRUCT_TRAITS_MEMBER(cld_language)
 235   IPC_STRUCT_TRAITS_MEMBER(is_cld_reliable)
 236   IPC_STRUCT_TRAITS_MEMBER(html_root_language)
 237   IPC_STRUCT_TRAITS_MEMBER(adopted_language)
 238   IPC_STRUCT_TRAITS_MEMBER(contents)
 239 IPC_STRUCT_TRAITS_END()
 240
 241 IPC_STRUCT_TRAITS_BEGIN(extensions::StackFrame)
 242   IPC_STRUCT_TRAITS_MEMBER(line_number)
 243   IPC_STRUCT_TRAITS_MEMBER(column_number)
 244   IPC_STRUCT_TRAITS_MEMBER(source)
 245   IPC_STRUCT_TRAITS_MEMBER(function)
 246 IPC_STRUCT_TRAITS_END()
 247
 248 IPC_ENUM_TRAITS_MAX_VALUE(NTPLoggingEventType,
 249                           NTP_NUM_EVENT_TYPES)
 250
 251 //-----------------------------------------------------------------------------
 252 // RenderView messages
 253 // These are messages sent from the browser to the renderer process.
 254
 255 // Tells the renderer to set its maximum cache size to the supplied value.
 256 IPC_MESSAGE_CONTROL3(ChromeViewMsg_SetCacheCapacities,
 257                      size_t /* min_dead_capacity */,
 258                      size_t /* max_dead_capacity */,
 259                      size_t /* capacity */)
 260
 261 // Tells the renderer to clear the cache.
 262 IPC_MESSAGE_CONTROL1(ChromeViewMsg_ClearCache,
 263                      bool /* on_navigation */)
 264
 265 // Tells the renderer to dump as much memory as it can, perhaps because we
 266 // have memory pressure or the renderer is (or will be) paged out.  This
 267 // should only result in purging objects we can recalculate, e.g. caches or
 268 // JS garbage, not in purging irreplaceable objects.
 269 IPC_MESSAGE_CONTROL0(ChromeViewMsg_PurgeMemory)
 270
 271 // For WebUI testing, this message stores parameters to do ScriptEvalRequest at
 272 // a time which is late enough to not be thrown out, and early enough to be
 273 // before onload events are fired.
 274 IPC_MESSAGE_ROUTED4(ChromeViewMsg_WebUIJavaScript,
 275                     base::string16,  /* frame_xpath */
 276                     base::string16,  /* jscript_url */
 277                     int,  /* ID */
 278                     bool  /* If true, result is sent back. */)
 279
 280 // Set the content setting rules stored by the renderer.
 281 IPC_MESSAGE_CONTROL1(ChromeViewMsg_SetContentSettingRules,
 282                      RendererContentSettingRules /* rules */)
 283
 284 // Tells the render frame to load all blocked plugins with the given identifier.
 285 IPC_MESSAGE_ROUTED1(ChromeViewMsg_LoadBlockedPlugins,
 286                     std::string /* identifier */)
 287
 288 // Asks the renderer to send back stats on the WebCore cache broken down by
 289 // resource types.
 290 IPC_MESSAGE_CONTROL0(ChromeViewMsg_GetCacheResourceStats)
 291
 292 // Tells the renderer to create a FieldTrial, and by using a 100% probability
 293 // for the FieldTrial, forces the FieldTrial to have assigned group name.
 294 IPC_MESSAGE_CONTROL2(ChromeViewMsg_SetFieldTrialGroup,
 295                      std::string /* field trial name */,
 296                      std::string /* group name that was assigned. */)
 297
 298 // Asks the renderer to send back V8 heap stats.
 299 IPC_MESSAGE_CONTROL0(ChromeViewMsg_GetV8HeapStats)
 300
 301 IPC_MESSAGE_ROUTED0(ChromeViewMsg_DetermineIfPageSupportsInstant)
 302
 303 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SearchBoxSetDisplayInstantResults,
 304                     bool /* display_instant_results */)
 305
 306 IPC_MESSAGE_ROUTED2(ChromeViewMsg_SearchBoxFocusChanged,
 307                     OmniboxFocusState /* new_focus_state */,
 308                     OmniboxFocusChangeReason /* reason */)
 309
 310 IPC_MESSAGE_ROUTED2(ChromeViewMsg_SearchBoxMarginChange,
 311                     int /* start */,
 312                     int /* width */)
 313
 314 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SearchBoxMostVisitedItemsChanged,
 315                     std::vector<InstantMostVisitedItem> /* items */)
 316
 317 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SearchBoxPromoInformation,
 318                     bool /* is_app_launcher_enabled */)
 319
 320 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SearchBoxSetInputInProgress,
 321                     bool /* input_in_progress */)
 322
 323 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SearchBoxSetSuggestionToPrefetch,
 324                     InstantSuggestion /* suggestion */)
 325
 326 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SearchBoxSubmit,
 327                     base::string16 /* value */)
 328
 329 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SearchBoxThemeChanged,
 330                     ThemeBackgroundInfo /* value */)
 331
 332 IPC_MESSAGE_ROUTED2(ChromeViewMsg_ChromeIdentityCheckResult,
 333                     base::string16 /* identity */,
 334                     bool /* identity_match */)
 335
 336 IPC_MESSAGE_ROUTED0(ChromeViewMsg_SearchBoxToggleVoiceSearch)
 337
 338 // Toggles visual muting of the render view area. This is on when a constrained
 339 // window is showing.
 340 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SetVisuallyDeemphasized,
 341                     bool /* deemphazied */)
 342
 343 // Tells the renderer to translate the page contents from one language to
 344 // another.
 345 IPC_MESSAGE_ROUTED4(ChromeViewMsg_TranslatePage,
 346                     int /* page id */,
 347                     std::string, /* the script injected in the page */
 348                     std::string, /* BCP 47/RFC 5646 language code the page
 349                                     is in */
 350                     std::string /* BCP 47/RFC 5646 language code to translate
 351                                    to */)
 352
 353 // Tells the renderer to revert the text of translated page to its original
 354 // contents.
 355 IPC_MESSAGE_ROUTED1(ChromeViewMsg_RevertTranslation,
 356                     int /* page id */)
 357
 358 // Sent on process startup to indicate whether this process is running in
 359 // incognito mode.
 360 IPC_MESSAGE_CONTROL1(ChromeViewMsg_SetIsIncognitoProcess,
 361                      bool /* is_incognito_processs */)
 362
 363 // Sent in response to ViewHostMsg_DidBlockDisplayingInsecureContent.
 364 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SetAllowDisplayingInsecureContent,
 365                     bool /* allowed */)
 366
 367 // Sent in response to ViewHostMsg_DidBlockRunningInsecureContent.
 368 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SetAllowRunningInsecureContent,
 369                     bool /* allowed */)
 370
 371 IPC_MESSAGE_ROUTED0(ChromeViewMsg_ReloadFrame)
 372
 373 // Sent when the profile changes the kSafeBrowsingEnabled preference.
 374 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SetClientSidePhishingDetection,
 375                     bool /* enable_phishing_detection */)
 376
 377 // Asks the renderer for a thumbnail of the image selected by the most
 378 // recently opened context menu, if there is one. If the image's area
 379 // is greater than thumbnail_min_area it will be downscaled to
 380 // be within thumbnail_max_size. The possibly downsampled image will be
 381 // returned in a ChromeViewHostMsg_RequestThumbnailForContextNode_ACK message.
 382 IPC_MESSAGE_ROUTED2(ChromeViewMsg_RequestThumbnailForContextNode,
 383                     int /* thumbnail_min_area_pixels */,
 384                     gfx::Size /* thumbnail_max_size_pixels */)
 385
 386 // Notifies the renderer whether hiding/showing the top controls is enabled,
 387 // what the current state should be, and whether or not to animate to the
 388 // proper state.
 389 IPC_MESSAGE_ROUTED3(ChromeViewMsg_UpdateTopControlsState,
 390                     content::TopControlsState /* constraints */,
 391                     content::TopControlsState /* current */,
 392                     bool /* animate */)
 393
 394
 395 // Updates the window features of the render view.
 396 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SetWindowFeatures,
 397                     blink::WebWindowFeatures /* window_features */)
 398
 399 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_RequestThumbnailForContextNode_ACK,
 400                     SkBitmap /* thumbnail */,
 401                     gfx::Size /* original size of the image */)
 402
 403 #if defined(OS_ANDROID)
 404 // Asks the renderer to return information about whether the current page can
 405 // be treated as a webapp.
 406 IPC_MESSAGE_ROUTED1(ChromeViewMsg_RetrieveWebappInformation,
 407                     GURL /* expected_url */)
 408 #endif  // defined(OS_ANDROID)
 409
 410 // chrome.principals messages ------------------------------------------------
 411
 412 // Message sent from the renderer to the browser to get the list of browser
 413 // managed accounts for the given origin.
 414 IPC_SYNC_MESSAGE_CONTROL1_1(ChromeViewHostMsg_GetManagedAccounts,
 415                             GURL /* current URL */,
 416                             std::vector<std::string> /* managed accounts */)
 417
 418 // Message sent from the renderer to the browser to show the browser account
 419 // management UI.
 420 IPC_MESSAGE_CONTROL0(ChromeViewHostMsg_ShowBrowserAccountManagementUI)
 421
 422 // JavaScript related messages -----------------------------------------------
 423
 424 // Notify the JavaScript engine in the render to change its parameters
 425 // while performing stress testing.
 426 IPC_MESSAGE_ROUTED2(ChromeViewMsg_JavaScriptStressTestControl,
 427                     int /* cmd */,
 428                     int /* param */)
 429
 430 // Asks the renderer to send back FPS.
 431 IPC_MESSAGE_ROUTED0(ChromeViewMsg_GetFPS)
 432
 433 // Tells the frame it is displaying an interstitial page.
 434 IPC_MESSAGE_ROUTED0(ChromeViewMsg_SetAsInterstitial)
 435
 436 // Provides the renderer with the results of the browser's investigation into
 437 // why a recent main frame load failed (currently, just DNS probe result).
 438 // NetErrorHelper will receive this mesage and replace or update the error
 439 // page with more specific troubleshooting suggestions.
 440 IPC_MESSAGE_ROUTED1(ChromeViewMsg_NetErrorInfo,
 441                     int /* DNS probe status */)
 442
 443 // Sets the alternate error page URL (Link Doctor) for the renderer process.
 444 // Handled by the NetErrorHelper.
 445 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SetAltErrorPageURL, GURL)
 446
 447 //-----------------------------------------------------------------------------
 448 // Misc messages
 449 // These are messages sent from the renderer to the browser process.
 450
 451 // Notification that the language for the tab has been determined.
 452 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_TranslateLanguageDetermined,
 453                     LanguageDetectionDetails /* details about lang detection */,
 454                     bool /* whether the page needs translation */)
 455
 456 IPC_MESSAGE_CONTROL1(ChromeViewHostMsg_UpdatedCacheStats,
 457                      blink::WebCache::UsageStats /* stats */)
 458
 459 // Tells the browser that content in the current page was blocked due to the
 460 // user's content settings.
 461 IPC_MESSAGE_ROUTED1(ChromeViewHostMsg_ContentBlocked,
 462                     ContentSettingsType /* type of blocked content */)
 463
 464 // Sent by the renderer process to check whether access to web databases is
 465 // granted by content settings.
 466 IPC_SYNC_MESSAGE_CONTROL5_1(ChromeViewHostMsg_AllowDatabase,
 467                             int /* render_frame_id */,
 468                             GURL /* origin_url */,
 469                             GURL /* top origin url */,
 470                             base::string16 /* database name */,
 471                             base::string16 /* database display name */,
 472                             bool /* allowed */)
 473
 474 // Sent by the renderer process to check whether access to DOM Storage is
 475 // granted by content settings.
 476 IPC_SYNC_MESSAGE_CONTROL4_1(ChromeViewHostMsg_AllowDOMStorage,
 477                             int /* render_frame_id */,
 478                             GURL /* origin_url */,
 479                             GURL /* top origin url */,
 480                             bool /* if true local storage, otherwise session */,
 481                             bool /* allowed */)
 482
 483 // Sent by the renderer process to check whether access to FileSystem is
 484 // granted by content settings.
 485 IPC_SYNC_MESSAGE_CONTROL3_1(ChromeViewHostMsg_AllowFileSystem,
 486                             int /* render_frame_id */,
 487                             GURL /* origin_url */,
 488                             GURL /* top origin url */,
 489                             bool /* allowed */)
 490
 491 // Sent by the renderer process to check whether access to Indexed DBis
 492 // granted by content settings.
 493 IPC_SYNC_MESSAGE_CONTROL4_1(ChromeViewHostMsg_AllowIndexedDB,
 494                             int /* render_frame_id */,
 495                             GURL /* origin_url */,
 496                             GURL /* top origin url */,
 497                             base::string16 /* database name */,
 498                             bool /* allowed */)
 499
 500 // Return information about a plugin for the given URL and MIME type.
 501 // In contrast to ViewHostMsg_GetPluginInfo in content/, this IPC call knows
 502 // about specific reasons why a plug-in can't be used, for example because it's
 503 // disabled.
 504 IPC_SYNC_MESSAGE_CONTROL4_1(ChromeViewHostMsg_GetPluginInfo,
 505                             int /* render_frame_id */,
 506                             GURL /* url */,
 507                             GURL /* top origin url */,
 508                             std::string /* mime_type */,
 509                             ChromeViewHostMsg_GetPluginInfo_Output /* output */)
 510
 511 // Returns whether any internal plugin supporting |mime_type| is registered
 512 // Does not determine whether the plugin can actually be instantiated
 513 // (e.g. whether it is allowed or has all its dependencies).
 514 // When the returned *|is_registered| is true, |additional_param_names| and
 515 // |additional_param_values| contain the name-value pairs, if any, specified
 516 // for the *first* plugin found that is registered for |mime_type|.
 517 IPC_SYNC_MESSAGE_CONTROL1_3(
 518     ChromeViewHostMsg_IsInternalPluginRegisteredForMimeType,
 519     std::string /* mime_type */,
 520     bool /* registered */,
 521     std::vector<base::string16> /* additional_param_names */,
 522     std::vector<base::string16> /* additional_param_values */)
 523
 524 #if defined(ENABLE_PLUGIN_INSTALLATION)
 525 // Tells the browser to search for a plug-in that can handle the given MIME
 526 // type. The result will be sent asynchronously to the routing ID
 527 // |placeholder_id|.
 528 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_FindMissingPlugin,
 529                     int /* placeholder_id */,
 530                     std::string /* mime_type */)
 531
 532 // Notifies the browser that a missing plug-in placeholder has been removed, so
 533 // the corresponding PluginPlaceholderHost can be deleted.
 534 IPC_MESSAGE_ROUTED1(ChromeViewHostMsg_RemovePluginPlaceholderHost,
 535                     int /* placeholder_id */)
 536
 537 // Notifies a missing plug-in placeholder that a plug-in with name |plugin_name|
 538 // has been found.
 539 IPC_MESSAGE_ROUTED1(ChromeViewMsg_FoundMissingPlugin,
 540                     base::string16 /* plugin_name */)
 541
 542 // Notifies a missing plug-in placeholder that no plug-in has been found.
 543 IPC_MESSAGE_ROUTED0(ChromeViewMsg_DidNotFindMissingPlugin)
 544
 545 // Notifies a missing plug-in placeholder that we have started downloading
 546 // the plug-in.
 547 IPC_MESSAGE_ROUTED0(ChromeViewMsg_StartedDownloadingPlugin)
 548
 549 // Notifies a missing plug-in placeholder that we have finished downloading
 550 // the plug-in.
 551 IPC_MESSAGE_ROUTED0(ChromeViewMsg_FinishedDownloadingPlugin)
 552
 553 // Notifies a missing plug-in placeholder that there was an error downloading
 554 // the plug-in.
 555 IPC_MESSAGE_ROUTED1(ChromeViewMsg_ErrorDownloadingPlugin,
 556                     std::string /* message */)
 557 #endif  // defined(ENABLE_PLUGIN_INSTALLATION)
 558
 559 // Notifies a missing plug-in placeholder that the user cancelled downloading
 560 // the plug-in.
 561 IPC_MESSAGE_ROUTED0(ChromeViewMsg_CancelledDownloadingPlugin)
 562
 563 // Tells the browser to open chrome://plugins in a new tab. We use a separate
 564 // message because renderer processes aren't allowed to directly navigate to
 565 // chrome:// URLs.
 566 IPC_MESSAGE_ROUTED0(ChromeViewHostMsg_OpenAboutPlugins)
 567
 568 // Tells the browser that there was an error loading a plug-in.
 569 IPC_MESSAGE_ROUTED1(ChromeViewHostMsg_CouldNotLoadPlugin,
 570                     base::FilePath /* plugin_path */)
 571
 572 // Tells the browser that we blocked a plug-in because NPAPI is not supported.
 573 IPC_MESSAGE_ROUTED1(ChromeViewHostMsg_NPAPINotSupported,
 574                     std::string /* identifer */)
 575
 576 // Tells the renderer that the NPAPI cannot be used. For example Ash on windows.
 577 IPC_MESSAGE_ROUTED0(ChromeViewMsg_NPAPINotSupported)
 578
 579 // Notification that the page has an OpenSearch description document
 580 // associated with it.
 581 IPC_MESSAGE_ROUTED3(ChromeViewHostMsg_PageHasOSDD,
 582                     int32 /* page_id */,
 583                     GURL /* url of OS description document */,
 584                     search_provider::OSDDType)
 585
 586 // Find out if the given url's security origin is installed as a search
 587 // provider.
 588 IPC_SYNC_MESSAGE_ROUTED2_1(ChromeViewHostMsg_GetSearchProviderInstallState,
 589                            GURL /* page url */,
 590                            GURL /* inquiry url */,
 591                            search_provider::InstallState /* install */)
 592
 593 // Sends back stats about the V8 heap.
 594 IPC_MESSAGE_CONTROL2(ChromeViewHostMsg_V8HeapStats,
 595                      int /* size of heap (allocated from the OS) */,
 596                      int /* bytes in use */)
 597
 598 // Request for a DNS prefetch of the names in the array.
 599 // NameList is typedef'ed std::vector<std::string>
 600 IPC_MESSAGE_CONTROL1(ChromeViewHostMsg_DnsPrefetch,
 601                      std::vector<std::string> /* hostnames */)
 602
 603 // Request for preconnect to host providing resource specified by URL
 604 IPC_MESSAGE_CONTROL1(ChromeViewHostMsg_Preconnect,
 605                      GURL /* preconnect target url */)
 606
 607 // Notifies when a plugin couldn't be loaded because it's outdated.
 608 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_BlockedOutdatedPlugin,
 609                     int /* placeholder ID */,
 610                     std::string /* plug-in group identifier */)
 611
 612 // Notifies when a plugin couldn't be loaded because it requires
 613 // user authorization.
 614 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_BlockedUnauthorizedPlugin,
 615                     base::string16 /* name */,
 616                     std::string /* plug-in group identifier */)
 617
 618 // Provide the browser process with information about the WebCore resource
 619 // cache and current renderer framerate.
 620 IPC_MESSAGE_CONTROL1(ChromeViewHostMsg_ResourceTypeStats,
 621                      blink::WebCache::ResourceTypeStats)
 622
 623 // Notifies the browser that a page has been translated.
 624 IPC_MESSAGE_ROUTED4(ChromeViewHostMsg_PageTranslated,
 625                     int,                  /* page id */
 626                     std::string           /* the original language */,
 627                     std::string           /* the translated language */,
 628                     TranslateErrors::Type /* the error type if available */)
 629
 630 // Message sent from the renderer to the browser to notify it of a
 631 // window.print() call which should cancel the prerender. The message is sent
 632 // only when the renderer is prerendering.
 633 IPC_MESSAGE_ROUTED0(ChromeViewHostMsg_CancelPrerenderForPrinting)
 634
 635 // Sent by the renderer to check if a URL has permission to trigger a clipboard
 636 // read/write operation from the DOM.
 637 IPC_SYNC_MESSAGE_CONTROL1_1(ChromeViewHostMsg_CanTriggerClipboardRead,
 638                             GURL /* origin */,
 639                             bool /* allowed */)
 640 IPC_SYNC_MESSAGE_CONTROL1_1(ChromeViewHostMsg_CanTriggerClipboardWrite,
 641                             GURL /* origin */,
 642                             bool /* allowed */)
 643
 644 // Sent by the renderer to check if a URL has permission to access WebGL
 645 // extension WEBGL_debug_renderer_info.
 646 IPC_SYNC_MESSAGE_CONTROL1_1(ChromeViewHostMsg_IsWebGLDebugRendererInfoAllowed,
 647                             GURL /* origin */,
 648                             bool /* allowed */)
 649
 650 // Sent when the renderer was prevented from displaying insecure content in
 651 // a secure page by a security policy.  The page may appear incomplete.
 652 IPC_MESSAGE_ROUTED0(ChromeViewHostMsg_DidBlockDisplayingInsecureContent)
 653
 654 // Sent when the renderer was prevented from running insecure content in
 655 // a secure origin by a security policy.  The page may appear incomplete.
 656 IPC_MESSAGE_ROUTED0(ChromeViewHostMsg_DidBlockRunningInsecureContent)
 657
 658 #if defined(OS_ANDROID)
 659 // Contains info about whether the current page can be treated as a webapp.
 660 IPC_MESSAGE_ROUTED4(ChromeViewHostMsg_DidRetrieveWebappInformation,
 661                     bool /* success */,
 662                     bool /* is_mobile_webapp_capable */,
 663                     bool /* is_apple_mobile_webapp_capable */,
 664                     GURL /* expected_url */)
 665 #endif  // defined(OS_ANDROID)
 666
 667 // The currently displayed PDF has an unsupported feature.
 668 IPC_MESSAGE_ROUTED0(ChromeViewHostMsg_PDFHasUnsupportedFeature)
 669
 670 // Brings up SaveAs... dialog to save specified URL.
 671 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_PDFSaveURLAs,
 672                     GURL /* url */,
 673                     content::Referrer /* referrer */)
 674
 675 // Updates the content restrictions, i.e. to disable print/copy.
 676 IPC_MESSAGE_ROUTED1(ChromeViewHostMsg_PDFUpdateContentRestrictions,
 677                     int /* restrictions */)
 678
 679 // Brings up a Password... dialog for protected documents.
 680 IPC_SYNC_MESSAGE_ROUTED1_1(ChromeViewHostMsg_PDFModalPromptForPassword,
 681                            std::string /* prompt */,
 682                            std::string /* actual_value */)
 683
 684 // This message indicates the error appeared in the frame.
 685 IPC_MESSAGE_ROUTED1(ChromeViewHostMsg_FrameLoadingError,
 686                     int /* error */)
 687
 688 // This message indicates the monitored frame loading had completed.
 689 IPC_MESSAGE_ROUTED0(ChromeViewHostMsg_FrameLoadingCompleted)
 690
 691 // Provide the browser process with current renderer framerate.
 692 IPC_MESSAGE_CONTROL2(ChromeViewHostMsg_FPS,
 693                      int /* routing id */,
 694                      float /* frames per second */)
 695
 696 // Logs events from InstantExtended New Tab Pages.
 697 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_LogEvent,
 698                     int /* page_id */,
 699                     NTPLoggingEventType /* event */)
 700
 701 // Logs an impression on one of the Most Visited tile on the InstantExtended
 702 // New Tab Page.
 703 IPC_MESSAGE_ROUTED3(ChromeViewHostMsg_LogImpression,
 704                     int /* page_id */,
 705                     int /* position */,
 706                     base::string16 /* provider */)
 707
 708 // The Instant page asks for Chrome identity check against |identity|.
 709 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_ChromeIdentityCheck,
 710                     int /* page_id */,
 711                     base::string16 /* identity */)
 712
 713 // Tells InstantExtended to set the omnibox focus state.
 714 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_FocusOmnibox,
 715                     int /* page_id */,
 716                     OmniboxFocusState /* state */)
 717
 718 // Tells InstantExtended to paste text into the omnibox.  If text is empty,
 719 // the clipboard contents will be pasted. This causes the omnibox dropdown to
 720 // open.
 721 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_PasteAndOpenDropdown,
 722                     int /* page_id */,
 723                     base::string16 /* text to be pasted */)
 724
 725 // Tells InstantExtended whether the embedded search API is supported.
 726 // See http://dev.chromium.org/embeddedsearch
 727 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_InstantSupportDetermined,
 728                     int /* page_id */,
 729                     bool /* result */)
 730
 731 // Tells InstantExtended to delete a most visited item.
 732 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_SearchBoxDeleteMostVisitedItem,
 733                     int /* page_id */,
 734                     GURL /* url */)
 735
 736 // Tells InstantExtended to navigate the active tab to a possibly privileged
 737 // URL.
 738 IPC_MESSAGE_ROUTED4(ChromeViewHostMsg_SearchBoxNavigate,
 739                     int /* page_id */,
 740                     GURL /* destination */,
 741                     WindowOpenDisposition /* disposition */,
 742                     bool /*is_most_visited_item_url*/)
 743
 744 // Tells InstantExtended to undo all most visited item deletions.
 745 IPC_MESSAGE_ROUTED1(ChromeViewHostMsg_SearchBoxUndoAllMostVisitedDeletions,
 746                     int /* page_id */)
 747
 748 // Tells InstantExtended to undo one most visited item deletion.
 749 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_SearchBoxUndoMostVisitedDeletion,
 750                     int /* page_id */,
 751                     GURL /* url */)
 752
 753 // Tells InstantExtended whether the page supports voice search.
 754 IPC_MESSAGE_ROUTED2(ChromeViewHostMsg_SetVoiceSearchSupported,
 755                     int /* page_id */,
 756                     bool /* supported */)
 757
 758 // Tells the renderer a list of URLs which should be bounced back to the browser
 759 // process so that they can be assigned to an Instant renderer.
 760 IPC_MESSAGE_CONTROL2(ChromeViewMsg_SetSearchURLs,
 761                      std::vector<GURL> /* search_urls */,
 762                      GURL /* new_tab_page_url */)
 763
 764 // Tells listeners that a detailed message was reported to the console by
 765 // WebKit.
 766 IPC_MESSAGE_ROUTED4(ChromeViewHostMsg_DetailedConsoleMessageAdded,
 767                     base::string16 /* message */,
 768                     base::string16 /* source */,
 769                     extensions::StackTrace /* stack trace */,
 770                     int32 /* severity level */)