content/common/frame_messages.h

   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 // IPC messages for interacting with frames.
   6 // Multiply-included message file, hence no include guard.
   7
   8 #include "cc/surfaces/surface_id.h"
   9 #include "cc/surfaces/surface_sequence.h"
  10 #include "content/common/content_export.h"
  11 #include "content/common/content_param_traits.h"
  12 #include "content/common/frame_message_enums.h"
  13 #include "content/common/frame_param.h"
  14 #include "content/common/frame_replication_state.h"
  15 #include "content/common/navigation_gesture.h"
  16 #include "content/common/navigation_params.h"
  17 #include "content/common/resource_request_body.h"
  18 #include "content/public/common/color_suggestion.h"
  19 #include "content/public/common/common_param_traits.h"
  20 #include "content/public/common/console_message_level.h"
  21 #include "content/public/common/context_menu_params.h"
  22 #include "content/public/common/frame_navigate_params.h"
  23 #include "content/public/common/javascript_message_type.h"
  24 #include "content/public/common/message_port_types.h"
  25 #include "content/public/common/page_state.h"
  26 #include "content/public/common/resource_response.h"
  27 #include "content/public/common/three_d_api_types.h"
  28 #include "content/public/common/transition_element.h"
  29 #include "ipc/ipc_message_macros.h"
  30 #include "third_party/WebKit/public/web/WebTreeScopeType.h"
  31 #include "ui/gfx/ipc/gfx_param_traits.h"
  32 #include "url/gurl.h"
  33 #include "url/origin.h"
  34
  35 #if defined(ENABLE_PLUGINS)
  36 #include "content/common/pepper_renderer_instance_data.h"
  37 #endif
  38
  39 #undef IPC_MESSAGE_EXPORT
  40 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
  41
  42 #define IPC_MESSAGE_START FrameMsgStart
  43
  44 IPC_ENUM_TRAITS_MIN_MAX_VALUE(AccessibilityMode,
  45                               AccessibilityModeOff,
  46                               AccessibilityModeComplete)
  47 IPC_ENUM_TRAITS_MIN_MAX_VALUE(content::JavaScriptMessageType,
  48                               content::JAVASCRIPT_MESSAGE_TYPE_ALERT,
  49                               content::JAVASCRIPT_MESSAGE_TYPE_PROMPT)
  50 IPC_ENUM_TRAITS_MAX_VALUE(FrameMsg_Navigate_Type::Value,
  51                           FrameMsg_Navigate_Type::NAVIGATE_TYPE_LAST)
  52 IPC_ENUM_TRAITS_MAX_VALUE(FrameMsg_UILoadMetricsReportType::Value,
  53                           FrameMsg_UILoadMetricsReportType::REPORT_TYPE_LAST)
  54 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebContextMenuData::MediaType,
  55                           blink::WebContextMenuData::MediaTypeLast)
  56 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebContextMenuData::InputFieldType,
  57                           blink::WebContextMenuData::InputFieldTypeLast)
  58 IPC_ENUM_TRAITS(blink::WebSandboxFlags)  // Bitmask.
  59 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebTreeScopeType,
  60                           blink::WebTreeScopeType::Last)
  61 IPC_ENUM_TRAITS_MAX_VALUE(ui::MenuSourceType, ui::MENU_SOURCE_TYPE_LAST)
  62
  63 IPC_STRUCT_TRAITS_BEGIN(content::ColorSuggestion)
  64   IPC_STRUCT_TRAITS_MEMBER(color)
  65   IPC_STRUCT_TRAITS_MEMBER(label)
  66 IPC_STRUCT_TRAITS_END()
  67
  68 IPC_STRUCT_TRAITS_BEGIN(content::ContextMenuParams)
  69   IPC_STRUCT_TRAITS_MEMBER(media_type)
  70   IPC_STRUCT_TRAITS_MEMBER(x)
  71   IPC_STRUCT_TRAITS_MEMBER(y)
  72   IPC_STRUCT_TRAITS_MEMBER(link_url)
  73   IPC_STRUCT_TRAITS_MEMBER(link_text)
  74   IPC_STRUCT_TRAITS_MEMBER(unfiltered_link_url)
  75   IPC_STRUCT_TRAITS_MEMBER(src_url)
  76   IPC_STRUCT_TRAITS_MEMBER(has_image_contents)
  77   IPC_STRUCT_TRAITS_MEMBER(properties)
  78   IPC_STRUCT_TRAITS_MEMBER(page_url)
  79   IPC_STRUCT_TRAITS_MEMBER(keyword_url)
  80   IPC_STRUCT_TRAITS_MEMBER(frame_url)
  81   IPC_STRUCT_TRAITS_MEMBER(frame_page_state)
  82   IPC_STRUCT_TRAITS_MEMBER(media_flags)
  83   IPC_STRUCT_TRAITS_MEMBER(selection_text)
  84   IPC_STRUCT_TRAITS_MEMBER(title_text)
  85   IPC_STRUCT_TRAITS_MEMBER(suggested_filename)
  86   IPC_STRUCT_TRAITS_MEMBER(misspelled_word)
  87   IPC_STRUCT_TRAITS_MEMBER(misspelling_hash)
  88   IPC_STRUCT_TRAITS_MEMBER(dictionary_suggestions)
  89   IPC_STRUCT_TRAITS_MEMBER(spellcheck_enabled)
  90   IPC_STRUCT_TRAITS_MEMBER(is_editable)
  91   IPC_STRUCT_TRAITS_MEMBER(writing_direction_default)
  92   IPC_STRUCT_TRAITS_MEMBER(writing_direction_left_to_right)
  93   IPC_STRUCT_TRAITS_MEMBER(writing_direction_right_to_left)
  94   IPC_STRUCT_TRAITS_MEMBER(edit_flags)
  95   IPC_STRUCT_TRAITS_MEMBER(security_info)
  96   IPC_STRUCT_TRAITS_MEMBER(frame_charset)
  97   IPC_STRUCT_TRAITS_MEMBER(referrer_policy)
  98   IPC_STRUCT_TRAITS_MEMBER(custom_context)
  99   IPC_STRUCT_TRAITS_MEMBER(custom_items)
 100   IPC_STRUCT_TRAITS_MEMBER(source_type)
 101 #if defined(OS_ANDROID)
 102   IPC_STRUCT_TRAITS_MEMBER(selection_start)
 103   IPC_STRUCT_TRAITS_MEMBER(selection_end)
 104 #endif
 105   IPC_STRUCT_TRAITS_MEMBER(input_field_type)
 106 IPC_STRUCT_TRAITS_END()
 107
 108 IPC_STRUCT_TRAITS_BEGIN(content::CustomContextMenuContext)
 109   IPC_STRUCT_TRAITS_MEMBER(is_pepper_menu)
 110   IPC_STRUCT_TRAITS_MEMBER(request_id)
 111   IPC_STRUCT_TRAITS_MEMBER(render_widget_id)
 112   IPC_STRUCT_TRAITS_MEMBER(link_followed)
 113 IPC_STRUCT_TRAITS_END()
 114
 115 IPC_STRUCT_TRAITS_BEGIN(content::TransitionElement)
 116   IPC_STRUCT_TRAITS_MEMBER(id)
 117   IPC_STRUCT_TRAITS_MEMBER(rect)
 118 IPC_STRUCT_TRAITS_END()
 119
 120
 121 IPC_STRUCT_BEGIN(FrameHostMsg_DidFailProvisionalLoadWithError_Params)
 122   // Error code as reported in the DidFailProvisionalLoad callback.
 123   IPC_STRUCT_MEMBER(int, error_code)
 124   // An error message generated from the error_code. This can be an empty
 125   // string if we were unable to find a meaningful description.
 126   IPC_STRUCT_MEMBER(base::string16, error_description)
 127   // The URL that the error is reported for.
 128   IPC_STRUCT_MEMBER(GURL, url)
 129   // True if the failure is the result of navigating to a POST again
 130   // and we're going to show the POST interstitial.
 131   IPC_STRUCT_MEMBER(bool, showing_repost_interstitial)
 132   // True if the navigation was canceled because it was ignored by a handler,
 133   // e.g. shouldOverrideUrlLoading.
 134   IPC_STRUCT_MEMBER(bool, was_ignored_by_handler)
 135 IPC_STRUCT_END()
 136
 137 IPC_STRUCT_TRAITS_BEGIN(content::FrameNavigateParams)
 138   IPC_STRUCT_TRAITS_MEMBER(page_id)
 139   IPC_STRUCT_TRAITS_MEMBER(nav_entry_id)
 140   IPC_STRUCT_TRAITS_MEMBER(item_sequence_number)
 141   IPC_STRUCT_TRAITS_MEMBER(document_sequence_number)
 142   IPC_STRUCT_TRAITS_MEMBER(url)
 143   IPC_STRUCT_TRAITS_MEMBER(base_url)
 144   IPC_STRUCT_TRAITS_MEMBER(referrer)
 145   IPC_STRUCT_TRAITS_MEMBER(transition)
 146   IPC_STRUCT_TRAITS_MEMBER(redirects)
 147   IPC_STRUCT_TRAITS_MEMBER(should_update_history)
 148   IPC_STRUCT_TRAITS_MEMBER(searchable_form_url)
 149   IPC_STRUCT_TRAITS_MEMBER(searchable_form_encoding)
 150   IPC_STRUCT_TRAITS_MEMBER(contents_mime_type)
 151   IPC_STRUCT_TRAITS_MEMBER(socket_address)
 152 IPC_STRUCT_TRAITS_END()
 153
 154 // Parameters structure for FrameHostMsg_DidCommitProvisionalLoad, which has
 155 // too many data parameters to be reasonably put in a predefined IPC message.
 156 IPC_STRUCT_BEGIN_WITH_PARENT(FrameHostMsg_DidCommitProvisionalLoad_Params,
 157                              content::FrameNavigateParams)
 158   IPC_STRUCT_TRAITS_PARENT(content::FrameNavigateParams)
 159
 160   // This is the value from the browser (copied from the navigation request)
 161   // indicating whether it intended to make a new entry. TODO(avi): Remove this
 162   // when the pending entry situation is made sane and the browser keeps them
 163   // around long enough to match them via nav_entry_id.
 164   IPC_STRUCT_MEMBER(bool, intended_as_new_entry)
 165
 166   // Whether this commit created a new entry.
 167   IPC_STRUCT_MEMBER(bool, did_create_new_entry)
 168
 169   // Information regarding the security of the connection (empty if the
 170   // connection was not secure).
 171   IPC_STRUCT_MEMBER(std::string, security_info)
 172
 173   // The gesture that initiated this navigation.
 174   IPC_STRUCT_MEMBER(content::NavigationGesture, gesture)
 175
 176   // True if this was a post request.
 177   IPC_STRUCT_MEMBER(bool, is_post)
 178
 179   // The POST body identifier. -1 if it doesn't exist.
 180   IPC_STRUCT_MEMBER(int64, post_id)
 181
 182   // Whether the frame navigation resulted in no change to the documents within
 183   // the page. For example, the navigation may have just resulted in scrolling
 184   // to a named anchor.
 185   IPC_STRUCT_MEMBER(bool, was_within_same_page)
 186
 187   // The status code of the HTTP request.
 188   IPC_STRUCT_MEMBER(int, http_status_code)
 189
 190   // This flag is used to warn if the renderer is displaying an error page,
 191   // so that we can set the appropriate page type.
 192   IPC_STRUCT_MEMBER(bool, url_is_unreachable)
 193
 194   // True if the connection was proxied.  In this case, socket_address
 195   // will represent the address of the proxy, rather than the remote host.
 196   IPC_STRUCT_MEMBER(bool, was_fetched_via_proxy)
 197
 198   // Serialized history item state to store in the navigation entry.
 199   IPC_STRUCT_MEMBER(content::PageState, page_state)
 200
 201   // Original request's URL.
 202   IPC_STRUCT_MEMBER(GURL, original_request_url)
 203
 204   // User agent override used to navigate.
 205   IPC_STRUCT_MEMBER(bool, is_overriding_user_agent)
 206
 207   // Notifies the browser that for this navigation, the session history was
 208   // successfully cleared.
 209   IPC_STRUCT_MEMBER(bool, history_list_was_cleared)
 210
 211   // The routing_id of the render view associated with the navigation.
 212   // We need to track the RenderViewHost routing_id because of downstream
 213   // dependencies (crbug.com/392171 DownloadRequestHandle, SaveFileManager,
 214   // ResourceDispatcherHostImpl, MediaStreamUIProxy,
 215   // SpeechRecognitionDispatcherHost and possibly others). They look up the view
 216   // based on the ID stored in the resource requests. Once those dependencies
 217   // are unwound or moved to RenderFrameHost (crbug.com/304341) we can move the
 218   // client to be based on the routing_id of the RenderFrameHost.
 219   IPC_STRUCT_MEMBER(int, render_view_routing_id)
 220
 221   // Origin of the frame.  This will be replicated to any associated
 222   // RenderFrameProxies.
 223   IPC_STRUCT_MEMBER(url::Origin, origin)
 224
 225   // How navigation metrics starting on UI action for this load should be
 226   // reported.
 227   IPC_STRUCT_MEMBER(FrameMsg_UILoadMetricsReportType::Value, report_type)
 228
 229   // Timestamp at which the UI action that triggered the navigation originated.
 230   IPC_STRUCT_MEMBER(base::TimeTicks, ui_timestamp)
 231 IPC_STRUCT_END()
 232
 233 IPC_STRUCT_BEGIN(FrameMsg_PostMessage_Params)
 234   // Whether the data format is supplied as serialized script value, or as
 235   // a simple string. If it is a raw string, must be converted from string to a
 236   // WebSerializedScriptValue in the renderer process.
 237   IPC_STRUCT_MEMBER(bool, is_data_raw_string)
 238
 239   // The serialized script value.
 240   IPC_STRUCT_MEMBER(base::string16, data)
 241
 242   // When sent to the browser, this is the routing ID of the source frame in
 243   // the source process.  The browser replaces it with the routing ID of the
 244   // equivalent frame proxy in the destination process.
 245   IPC_STRUCT_MEMBER(int, source_routing_id)
 246
 247   // The origin of the source frame.
 248   IPC_STRUCT_MEMBER(base::string16, source_origin)
 249
 250   // The origin for the message's target.
 251   IPC_STRUCT_MEMBER(base::string16, target_origin)
 252
 253   // Information about the MessagePorts this message contains.
 254   IPC_STRUCT_MEMBER(std::vector<content::TransferredMessagePort>, message_ports)
 255   IPC_STRUCT_MEMBER(std::vector<int>, new_routing_ids)
 256 IPC_STRUCT_END()
 257
 258 IPC_STRUCT_TRAITS_BEGIN(content::CommonNavigationParams)
 259   IPC_STRUCT_TRAITS_MEMBER(url)
 260   IPC_STRUCT_TRAITS_MEMBER(referrer)
 261   IPC_STRUCT_TRAITS_MEMBER(transition)
 262   IPC_STRUCT_TRAITS_MEMBER(navigation_type)
 263   IPC_STRUCT_TRAITS_MEMBER(allow_download)
 264   IPC_STRUCT_TRAITS_MEMBER(should_replace_current_entry)
 265   IPC_STRUCT_TRAITS_MEMBER(ui_timestamp)
 266   IPC_STRUCT_TRAITS_MEMBER(report_type)
 267   IPC_STRUCT_TRAITS_MEMBER(base_url_for_data_url)
 268   IPC_STRUCT_TRAITS_MEMBER(history_url_for_data_url)
 269 IPC_STRUCT_TRAITS_END()
 270
 271 IPC_STRUCT_TRAITS_BEGIN(content::BeginNavigationParams)
 272   IPC_STRUCT_TRAITS_MEMBER(method)
 273   IPC_STRUCT_TRAITS_MEMBER(headers)
 274   IPC_STRUCT_TRAITS_MEMBER(load_flags)
 275   IPC_STRUCT_TRAITS_MEMBER(has_user_gesture)
 276 IPC_STRUCT_TRAITS_END()
 277
 278 IPC_STRUCT_TRAITS_BEGIN(content::StartNavigationParams)
 279   IPC_STRUCT_TRAITS_MEMBER(is_post)
 280   IPC_STRUCT_TRAITS_MEMBER(extra_headers)
 281   IPC_STRUCT_TRAITS_MEMBER(browser_initiated_post_data)
 282 #if defined(OS_ANDROID)
 283   IPC_STRUCT_TRAITS_MEMBER(has_user_gesture)
 284 #endif
 285   IPC_STRUCT_TRAITS_MEMBER(transferred_request_child_id)
 286   IPC_STRUCT_TRAITS_MEMBER(transferred_request_request_id)
 287 IPC_STRUCT_TRAITS_END()
 288
 289 IPC_STRUCT_TRAITS_BEGIN(content::RequestNavigationParams)
 290   IPC_STRUCT_TRAITS_MEMBER(is_overriding_user_agent)
 291   IPC_STRUCT_TRAITS_MEMBER(browser_navigation_start)
 292   IPC_STRUCT_TRAITS_MEMBER(redirects)
 293   IPC_STRUCT_TRAITS_MEMBER(can_load_local_resources)
 294   IPC_STRUCT_TRAITS_MEMBER(request_time)
 295   IPC_STRUCT_TRAITS_MEMBER(page_state)
 296   IPC_STRUCT_TRAITS_MEMBER(page_id)
 297   IPC_STRUCT_TRAITS_MEMBER(nav_entry_id)
 298   IPC_STRUCT_TRAITS_MEMBER(is_same_document_history_load)
 299   IPC_STRUCT_TRAITS_MEMBER(has_committed_real_load)
 300   IPC_STRUCT_TRAITS_MEMBER(intended_as_new_entry)
 301   IPC_STRUCT_TRAITS_MEMBER(pending_history_list_offset)
 302   IPC_STRUCT_TRAITS_MEMBER(current_history_list_offset)
 303   IPC_STRUCT_TRAITS_MEMBER(current_history_list_length)
 304   IPC_STRUCT_TRAITS_MEMBER(should_clear_history_list)
 305 IPC_STRUCT_TRAITS_END()
 306
 307 IPC_STRUCT_TRAITS_BEGIN(content::FrameReplicationState)
 308   IPC_STRUCT_TRAITS_MEMBER(origin)
 309   IPC_STRUCT_TRAITS_MEMBER(sandbox_flags)
 310   IPC_STRUCT_TRAITS_MEMBER(name)
 311 IPC_STRUCT_TRAITS_END()
 312
 313 IPC_STRUCT_BEGIN(FrameMsg_NewFrame_WidgetParams)
 314   // Gives the routing ID for the RenderWidget that will be attached to the
 315   // new RenderFrame. If the RenderFrame does not need a RenderWidget, this
 316   // is MSG_ROUTING_NONE and the other parameters are not read.
 317   IPC_STRUCT_MEMBER(int, routing_id)
 318
 319   // Identifier for the output surface for the new RenderWidget.
 320   IPC_STRUCT_MEMBER(int, surface_id)
 321
 322   // Tells the new RenderWidget whether it is initially hidden.
 323   IPC_STRUCT_MEMBER(bool, hidden)
 324 IPC_STRUCT_END()
 325
 326 IPC_STRUCT_BEGIN(FrameMsg_NewFrame_Params)
 327   // Specifies the routing ID of the new RenderFrame object.
 328   IPC_STRUCT_MEMBER(int, routing_id)
 329
 330   // If a valid |proxy_routing_id| is provided, the new frame will be
 331   // configured to replace the proxy on commit.
 332   IPC_STRUCT_MEMBER(int, proxy_routing_id)
 333
 334   // Specifies the new frame's opener.  The opener will be null if this is
 335   // MSG_ROUTING_NONE.
 336   IPC_STRUCT_MEMBER(int, opener_routing_id)
 337
 338   // The new frame should be created as a child of the object
 339   // identified by |parent_routing_id| or as top level if that is
 340   // MSG_ROUTING_NONE.
 341   IPC_STRUCT_MEMBER(int, parent_routing_id)
 342
 343   // Identifies the previous sibling of the new frame, so that the new frame is
 344   // inserted into the correct place in the frame tree.  If this is
 345   // MSG_ROUTING_NONE, the frame will be created as the leftmost child of its
 346   // parent frame, in front of any other children.
 347   IPC_STRUCT_MEMBER(int, previous_sibling_routing_id)
 348
 349   // When the new frame has a parent, |replication_state| holds the new frame's
 350   // properties replicated from the process rendering the parent frame, such as
 351   // the new frame's sandbox flags.
 352   IPC_STRUCT_MEMBER(content::FrameReplicationState, replication_state)
 353
 354   // Specifies properties for a new RenderWidget that will be attached to the
 355   // new RenderFrame (if one is needed).
 356   IPC_STRUCT_MEMBER(FrameMsg_NewFrame_WidgetParams, widget_params)
 357 IPC_STRUCT_END()
 358
 359 IPC_STRUCT_BEGIN(FrameHostMsg_OpenURL_Params)
 360   IPC_STRUCT_MEMBER(GURL, url)
 361   IPC_STRUCT_MEMBER(content::Referrer, referrer)
 362   IPC_STRUCT_MEMBER(WindowOpenDisposition, disposition)
 363   IPC_STRUCT_MEMBER(bool, should_replace_current_entry)
 364   IPC_STRUCT_MEMBER(bool, user_gesture)
 365 IPC_STRUCT_END()
 366
 367 IPC_STRUCT_BEGIN(FrameMsg_TextTrackSettings_Params)
 368   // Text tracks on/off state
 369   IPC_STRUCT_MEMBER(bool, text_tracks_enabled)
 370
 371   // Background color of the text track.
 372   IPC_STRUCT_MEMBER(std::string, text_track_background_color)
 373
 374   // Font family of the text track text.
 375   IPC_STRUCT_MEMBER(std::string, text_track_font_family)
 376
 377   // Font style of the text track text.
 378   IPC_STRUCT_MEMBER(std::string, text_track_font_style)
 379
 380   // Font variant of the text track text.
 381   IPC_STRUCT_MEMBER(std::string, text_track_font_variant)
 382
 383   // Color of the text track text.
 384   IPC_STRUCT_MEMBER(std::string, text_track_text_color)
 385
 386   // Text shadow (edge style) of the text track text.
 387   IPC_STRUCT_MEMBER(std::string, text_track_text_shadow)
 388
 389   // Size of the text track text.
 390   IPC_STRUCT_MEMBER(std::string, text_track_text_size)
 391 IPC_STRUCT_END()
 392
 393 #if defined(OS_MACOSX) || defined(OS_ANDROID)
 394 // This message is used for supporting popup menus on Mac OS X and Android using
 395 // native controls. See the FrameHostMsg_ShowPopup message.
 396 IPC_STRUCT_BEGIN(FrameHostMsg_ShowPopup_Params)
 397   // Position on the screen.
 398   IPC_STRUCT_MEMBER(gfx::Rect, bounds)
 399
 400   // The height of each item in the menu.
 401   IPC_STRUCT_MEMBER(int, item_height)
 402
 403   // The size of the font to use for those items.
 404   IPC_STRUCT_MEMBER(double, item_font_size)
 405
 406   // The currently selected (displayed) item in the menu.
 407   IPC_STRUCT_MEMBER(int, selected_item)
 408
 409   // The entire list of items in the popup menu.
 410   IPC_STRUCT_MEMBER(std::vector<content::MenuItem>, popup_items)
 411
 412   // Whether items should be right-aligned.
 413   IPC_STRUCT_MEMBER(bool, right_aligned)
 414
 415   // Whether this is a multi-select popup.
 416   IPC_STRUCT_MEMBER(bool, allow_multiple_selection)
 417 IPC_STRUCT_END()
 418 #endif
 419
 420 #if defined(ENABLE_PLUGINS)
 421 IPC_STRUCT_TRAITS_BEGIN(content::PepperRendererInstanceData)
 422   IPC_STRUCT_TRAITS_MEMBER(render_process_id)
 423   IPC_STRUCT_TRAITS_MEMBER(render_frame_id)
 424   IPC_STRUCT_TRAITS_MEMBER(document_url)
 425   IPC_STRUCT_TRAITS_MEMBER(plugin_url)
 426   IPC_STRUCT_TRAITS_MEMBER(is_potentially_secure_plugin_context)
 427 IPC_STRUCT_TRAITS_END()
 428 #endif
 429
 430 // -----------------------------------------------------------------------------
 431 // Messages sent from the browser to the renderer.
 432
 433 // Notifies the embedding frame that a new CompositorFrame is ready to be
 434 // presented. When the frame finishes presenting, a matching
 435 // FrameHostMsg_CompositorFrameSwappedACK should be sent back to the
 436 // RenderViewHost that was produced the CompositorFrame.
 437 //
 438 // This is used in the ubercomp compositing path.
 439 IPC_MESSAGE_ROUTED1(FrameMsg_CompositorFrameSwapped,
 440                     FrameMsg_CompositorFrameSwapped_Params /* params */)
 441
 442 IPC_MESSAGE_ROUTED4(FrameMsg_SetChildFrameSurface,
 443                     cc::SurfaceId /* surface_id */,
 444                     gfx::Size /* frame_size */,
 445                     float /* scale_factor */,
 446                     cc::SurfaceSequence /* sequence */)
 447
 448 // Notifies the embedding frame that the process rendering the child frame's
 449 // contents has terminated.
 450 IPC_MESSAGE_ROUTED0(FrameMsg_ChildFrameProcessGone)
 451
 452 // Sent in response to a FrameHostMsg_ContextMenu to let the renderer know that
 453 // the menu has been closed.
 454 IPC_MESSAGE_ROUTED1(FrameMsg_ContextMenuClosed,
 455                     content::CustomContextMenuContext /* custom_context */)
 456
 457 // Executes custom context menu action that was provided from Blink.
 458 IPC_MESSAGE_ROUTED2(FrameMsg_CustomContextMenuAction,
 459                     content::CustomContextMenuContext /* custom_context */,
 460                     unsigned /* action */)
 461
 462 // Requests that the RenderFrame or RenderFrameProxy updates its opener to the
 463 // specified frame.  The routing ID may be MSG_ROUTING_NONE if the opener was
 464 // disowned.
 465 IPC_MESSAGE_ROUTED1(FrameMsg_UpdateOpener, int /* opener_routing_id */)
 466
 467 // Requests that the RenderFrame send back a response after waiting for the
 468 // commit, activation and frame swap of the current DOM tree in blink.
 469 IPC_MESSAGE_ROUTED1(FrameMsg_VisualStateRequest, uint64 /* id */)
 470
 471 // Instructs the renderer to create a new RenderFrame object.
 472 IPC_MESSAGE_CONTROL1(FrameMsg_NewFrame, FrameMsg_NewFrame_Params /* params */)
 473
 474 // Instructs the renderer to create a new RenderFrameProxy object with
 475 // |routing_id|.  |render_view_routing_id| identifies the
 476 // RenderView to be associated with this proxy.  The new proxy's opener should
 477 // be set to the object identified by |opener_routing_id|, or to null if that
 478 // is MSG_ROUTING_NONE.  The new proxy should be created as a child of the
 479 // object identified by |parent_routing_id| or as top level if that is
 480 // MSG_ROUTING_NONE.
 481 IPC_MESSAGE_CONTROL5(FrameMsg_NewFrameProxy,
 482                      int /* routing_id */,
 483                      int /* render_view_routing_id */,
 484                      int /* opener_routing_id */,
 485                      int /* parent_routing_id */,
 486                      content::FrameReplicationState /* replication_state */)
 487
 488 // Tells the renderer to perform the specified navigation, interrupting any
 489 // existing navigation.
 490 IPC_MESSAGE_ROUTED3(FrameMsg_Navigate,
 491                     content::CommonNavigationParams, /* common_params */
 492                     content::StartNavigationParams,  /* start_params */
 493                     content::RequestNavigationParams /* request_params */)
 494
 495 // Instructs the renderer to invoke the frame's beforeunload event handler.
 496 // Expects the result to be returned via FrameHostMsg_BeforeUnload_ACK.
 497 IPC_MESSAGE_ROUTED0(FrameMsg_BeforeUnload)
 498
 499 // Instructs the frame to swap out for a cross-site transition, including
 500 // running the unload event handler and creating a RenderFrameProxy with the
 501 // given |proxy_routing_id|. Expects a SwapOut_ACK message when finished.
 502 IPC_MESSAGE_ROUTED3(FrameMsg_SwapOut,
 503                     int /* proxy_routing_id */,
 504                     bool /* is_loading */,
 505                     content::FrameReplicationState /* replication_state */)
 506
 507 // Instructs the frame to stop the load in progress, if any.
 508 IPC_MESSAGE_ROUTED0(FrameMsg_Stop)
 509
 510 // A message sent to RenderFrameProxy to indicate that its corresponding
 511 // RenderFrame has started loading a document.
 512 IPC_MESSAGE_ROUTED0(FrameMsg_DidStartLoading)
 513
 514 // A message sent to RenderFrameProxy to indicate that its corresponding
 515 // RenderFrame has completed loading.
 516 IPC_MESSAGE_ROUTED0(FrameMsg_DidStopLoading)
 517
 518 // Request for the renderer to insert CSS into the frame.
 519 IPC_MESSAGE_ROUTED1(FrameMsg_CSSInsertRequest,
 520                     std::string  /* css */)
 521
 522 // Add message to the devtools console.
 523 IPC_MESSAGE_ROUTED2(FrameMsg_AddMessageToConsole,
 524                     content::ConsoleMessageLevel /* level */,
 525                     std::string /* message */)
 526
 527 // Request for the renderer to execute JavaScript in the frame's context.
 528 //
 529 // javascript is the string containing the JavaScript to be executed in the
 530 // target frame's context.
 531 //
 532 // If the third parameter is true the result is sent back to the browser using
 533 // the message FrameHostMsg_JavaScriptExecuteResponse.
 534 // FrameHostMsg_JavaScriptExecuteResponse is passed the ID parameter so that the
 535 // host can uniquely identify the request.
 536 IPC_MESSAGE_ROUTED3(FrameMsg_JavaScriptExecuteRequest,
 537                     base::string16,  /* javascript */
 538                     int,  /* ID */
 539                     bool  /* if true, a reply is requested */)
 540
 541 // ONLY FOR TESTS: Same as above but adds a fake UserGestureindicator around
 542 // execution. (crbug.com/408426)
 543 IPC_MESSAGE_ROUTED4(FrameMsg_JavaScriptExecuteRequestForTests,
 544                     base::string16,  /* javascript */
 545                     int,  /* ID */
 546                     bool, /* if true, a reply is requested */
 547                     bool  /* if true, a user gesture indicator is created */)
 548
 549 // Same as FrameMsg_JavaScriptExecuteRequest above except the script is
 550 // run in the isolated world specified by the fourth parameter.
 551 IPC_MESSAGE_ROUTED4(FrameMsg_JavaScriptExecuteRequestInIsolatedWorld,
 552                     base::string16, /* javascript */
 553                     int, /* ID */
 554                     bool, /* if true, a reply is requested */
 555                     int /* world_id */)
 556
 557 // Selects between the given start and end offsets in the currently focused
 558 // editable field.
 559 IPC_MESSAGE_ROUTED2(FrameMsg_SetEditableSelectionOffsets,
 560                     int /* start */,
 561                     int /* end */)
 562
 563 // Requests a navigation to the supplied markup, in an iframe with sandbox
 564 // attributes.
 565 IPC_MESSAGE_ROUTED1(FrameMsg_SetupTransitionView,
 566                     std::string /* markup */)
 567
 568 // Tells the renderer to hide the elements specified by the supplied CSS
 569 // selector, and activates any exiting-transition stylesheets.
 570 IPC_MESSAGE_ROUTED2(FrameMsg_BeginExitTransition,
 571                     std::string /* css_selector */,
 572                     bool /* exit_to_native_app */)
 573
 574 // Tell the renderer to revert the exit transition done before
 575 IPC_MESSAGE_ROUTED0(FrameMsg_RevertExitTransition)
 576
 577 // Tell the renderer to hide transition elements.
 578 IPC_MESSAGE_ROUTED1(FrameMsg_HideTransitionElements,
 579                     std::string /* css_selector */)
 580
 581 // Tell the renderer to hide transition elements.
 582 IPC_MESSAGE_ROUTED1(FrameMsg_ShowTransitionElements,
 583                     std::string /* css_selector */)
 584
 585 // Tells the renderer to reload the frame, optionally ignoring the cache while
 586 // doing so.
 587 IPC_MESSAGE_ROUTED1(FrameMsg_Reload,
 588                     bool /* ignore_cache */)
 589
 590 // Notifies the color chooser client that the user selected a color.
 591 IPC_MESSAGE_ROUTED2(FrameMsg_DidChooseColorResponse, unsigned, SkColor)
 592
 593 // Notifies the color chooser client that the color chooser has ended.
 594 IPC_MESSAGE_ROUTED1(FrameMsg_DidEndColorChooser, unsigned)
 595
 596 // Notifies the corresponding RenderFrameProxy object to replace itself with the
 597 // RenderFrame object it is associated with.
 598 IPC_MESSAGE_ROUTED0(FrameMsg_DeleteProxy)
 599
 600 // Request the text surrounding the selection with a |max_length|. The response
 601 // will be sent via FrameHostMsg_TextSurroundingSelectionResponse.
 602 IPC_MESSAGE_ROUTED1(FrameMsg_TextSurroundingSelectionRequest,
 603                     size_t /* max_length */)
 604
 605 // Tells the renderer to insert a link to the specified stylesheet. This is
 606 // needed to support navigation transitions.
 607 IPC_MESSAGE_ROUTED1(FrameMsg_AddStyleSheetByURL, std::string)
 608
 609 // Change the accessibility mode in the renderer process.
 610 IPC_MESSAGE_ROUTED1(FrameMsg_SetAccessibilityMode,
 611                     AccessibilityMode)
 612
 613 // Dispatch a load event in the iframe element containing this frame.
 614 IPC_MESSAGE_ROUTED0(FrameMsg_DispatchLoad)
 615
 616 // Notifies the frame that its parent has changed the frame's sandbox flags.
 617 IPC_MESSAGE_ROUTED1(FrameMsg_DidUpdateSandboxFlags, blink::WebSandboxFlags)
 618
 619 // Update a proxy's window.name property.  Used when the frame's name is
 620 // changed in another process.
 621 IPC_MESSAGE_ROUTED1(FrameMsg_DidUpdateName, std::string /* name */)
 622
 623 // Update a proxy's replicated origin.  Used when the frame is navigated to a
 624 // new origin.
 625 IPC_MESSAGE_ROUTED1(FrameMsg_DidUpdateOrigin, url::Origin /* origin */)
 626
 627 // Send to the RenderFrame to set text tracks state and style settings.
 628 // Sent for top-level frames.
 629 IPC_MESSAGE_ROUTED1(FrameMsg_SetTextTrackSettings,
 630                     FrameMsg_TextTrackSettings_Params /* params */)
 631
 632 // Posts a message from a frame in another process to the current renderer.
 633 IPC_MESSAGE_ROUTED1(FrameMsg_PostMessageEvent, FrameMsg_PostMessage_Params)
 634
 635 #if defined(OS_ANDROID)
 636
 637 // External popup menus.
 638 IPC_MESSAGE_ROUTED2(FrameMsg_SelectPopupMenuItems,
 639                     bool /* user canceled the popup */,
 640                     std::vector<int> /* selected indices */)
 641
 642 #elif defined(OS_MACOSX)
 643
 644 // External popup menus.
 645 IPC_MESSAGE_ROUTED1(FrameMsg_SelectPopupMenuItem,
 646                     int /* selected index, -1 means no selection */)
 647
 648 #endif
 649
 650 // PlzNavigate
 651 // Tells the renderer that a navigation is ready to commit.  The renderer should
 652 // request |stream_url| to get access to the stream containing the body of the
 653 // response.
 654 IPC_MESSAGE_ROUTED4(FrameMsg_CommitNavigation,
 655                     content::ResourceResponseHead,   /* response */
 656                     GURL,                            /* stream_url */
 657                     content::CommonNavigationParams, /* common_params */
 658                     content::RequestNavigationParams /* request_params */)
 659
 660 // PlzNavigate
 661 // Tells the renderer that a navigation failed with the error code |error_code|
 662 // and that the renderer should display an appropriate error page.
 663 IPC_MESSAGE_ROUTED4(FrameMsg_FailedNavigation,
 664                     content::CommonNavigationParams,  /* common_params */
 665                     content::RequestNavigationParams, /* request_params */
 666                     bool,                             /* stale_copy_in_cache */
 667                     int                               /* error_code */)
 668
 669 #if defined(ENABLE_PLUGINS)
 670 // Notifies the renderer of updates to the Plugin Power Saver origin whitelist.
 671 IPC_MESSAGE_ROUTED1(FrameMsg_UpdatePluginContentOriginWhitelist,
 672                     std::set<url::Origin> /* origin_whitelist */)
 673 #endif  // defined(ENABLE_PLUGINS)
 674
 675 // -----------------------------------------------------------------------------
 676 // Messages sent from the renderer to the browser.
 677
 678 // Blink and JavaScript error messages to log to the console
 679 // or debugger UI.
 680 IPC_MESSAGE_ROUTED4(FrameHostMsg_AddMessageToConsole,
 681                     int32, /* log level */
 682                     base::string16, /* msg */
 683                     int32, /* line number */
 684                     base::string16 /* source id */ )
 685
 686 // Sent by the renderer when a child frame is created in the renderer.
 687 //
 688 // Each of these messages will have a corresponding FrameHostMsg_Detach message
 689 // sent when the frame is detached from the DOM.
 690 IPC_SYNC_MESSAGE_CONTROL4_1(FrameHostMsg_CreateChildFrame,
 691                             int32 /* parent_routing_id */,
 692                             blink::WebTreeScopeType /* scope */,
 693                             std::string /* frame_name */,
 694                             blink::WebSandboxFlags /* sandbox flags */,
 695                             int32 /* new_routing_id */)
 696
 697 // Sent by the renderer to the parent RenderFrameHost when a child frame is
 698 // detached from the DOM.
 699 IPC_MESSAGE_ROUTED0(FrameHostMsg_Detach)
 700
 701 // Indicates the renderer process is gone.  This actually is sent by the
 702 // browser process to itself, but keeps the interface cleaner.
 703 IPC_MESSAGE_ROUTED2(FrameHostMsg_RenderProcessGone,
 704                     int, /* this really is base::TerminationStatus */
 705                     int /* exit_code */)
 706
 707 // Sent by the renderer when the frame becomes focused.
 708 IPC_MESSAGE_ROUTED0(FrameHostMsg_FrameFocused)
 709
 710 // Sent when the renderer starts a provisional load for a frame.
 711 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidStartProvisionalLoadForFrame,
 712                     GURL /* url */)
 713
 714 // Sent when the renderer fails a provisional load with an error.
 715 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidFailProvisionalLoadWithError,
 716                     FrameHostMsg_DidFailProvisionalLoadWithError_Params)
 717
 718 // Notifies the browser that a frame in the view has changed. This message
 719 // has a lot of parameters and is packed/unpacked by functions defined in
 720 // render_messages.h.
 721 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidCommitProvisionalLoad,
 722                     FrameHostMsg_DidCommitProvisionalLoad_Params)
 723
 724 // Notifies the browser that a document has been loaded.
 725 IPC_MESSAGE_ROUTED0(FrameHostMsg_DidFinishDocumentLoad)
 726
 727 IPC_MESSAGE_ROUTED4(FrameHostMsg_DidFailLoadWithError,
 728                     GURL /* validated_url */,
 729                     int /* error_code */,
 730                     base::string16 /* error_description */,
 731                     bool /* was_ignored_by_handler */)
 732
 733 // Sent when the renderer decides to ignore a navigation.
 734 IPC_MESSAGE_ROUTED0(FrameHostMsg_DidDropNavigation)
 735
 736 // Sent when the renderer starts loading the page. |to_different_document| will
 737 // be true unless the load is a fragment navigation, or triggered by
 738 // history.pushState/replaceState.
 739 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidStartLoading,
 740                     bool /* to_different_document */)
 741
 742 // Sent when the renderer is done loading a page.
 743 IPC_MESSAGE_ROUTED0(FrameHostMsg_DidStopLoading)
 744
 745 // Sent when the frame changes its window.name.
 746 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidChangeName, std::string /* name */)
 747
 748 // Sent when the renderer changed the progress of a load.
 749 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidChangeLoadProgress,
 750                     double /* load_progress */)
 751
 752 // Requests that the given URL be opened in the specified manner.
 753 IPC_MESSAGE_ROUTED1(FrameHostMsg_OpenURL, FrameHostMsg_OpenURL_Params)
 754
 755 // Notifies the browser that a frame finished loading.
 756 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidFinishLoad,
 757                     GURL /* validated_url */)
 758
 759 // Sent when after the onload handler has been invoked for the document
 760 // in this frame. Sent for top-level frames. |report_type| and |ui_timestamp|
 761 // are used to report navigation metrics starting on the ui input event that
 762 // triggered the navigation timestamp.
 763 IPC_MESSAGE_ROUTED2(FrameHostMsg_DocumentOnLoadCompleted,
 764                     FrameMsg_UILoadMetricsReportType::Value /* report_type */,
 765                     base::TimeTicks /* ui_timestamp */)
 766
 767 // Notifies that the initial empty document of a view has been accessed.
 768 // After this, it is no longer safe to show a pending navigation's URL without
 769 // making a URL spoof possible.
 770 IPC_MESSAGE_ROUTED0(FrameHostMsg_DidAccessInitialDocument)
 771
 772 // Sent when the RenderFrame or RenderFrameProxy either updates its opener to
 773 // another frame identified by |opener_routing_id|, or, if |opener_routing_id|
 774 // is MSG_ROUTING_NONE, the frame disowns its opener for the lifetime of the
 775 // window.
 776 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidChangeOpener, int /* opener_routing_id */)
 777
 778 // Notifies the browser that a page id was assigned.
 779 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidAssignPageId,
 780                     int32 /* page_id */)
 781
 782 // Notifies the browser that sandbox flags have changed for a subframe of this
 783 // frame.
 784 IPC_MESSAGE_ROUTED2(FrameHostMsg_DidChangeSandboxFlags,
 785                     int32 /* subframe_routing_id */,
 786                     blink::WebSandboxFlags /* updated_flags */)
 787
 788 // Changes the title for the page in the UI when the page is navigated or the
 789 // title changes. Sent for top-level frames.
 790 IPC_MESSAGE_ROUTED2(FrameHostMsg_UpdateTitle,
 791                     base::string16 /* title */,
 792                     blink::WebTextDirection /* title direction */)
 793
 794 // Change the encoding name of the page in UI when the page has detected
 795 // proper encoding name. Sent for top-level frames.
 796 IPC_MESSAGE_ROUTED1(FrameHostMsg_UpdateEncoding,
 797                     std::string /* new encoding name */)
 798
 799 // Following message is used to communicate the values received by the
 800 // callback binding the JS to Cpp.
 801 // An instance of browser that has an automation host listening to it can
 802 // have a javascript send a native value (string, number, boolean) to the
 803 // listener in Cpp. (DomAutomationController)
 804 IPC_MESSAGE_ROUTED2(FrameHostMsg_DomOperationResponse,
 805                     std::string  /* json_string */,
 806                     int  /* automation_id */)
 807
 808 // Used to set a cookie. The cookie is set asynchronously, but will be
 809 // available to a subsequent FrameHostMsg_GetCookies request.
 810 IPC_MESSAGE_CONTROL4(FrameHostMsg_SetCookie,
 811                      int /* render_frame_id */,
 812                      GURL /* url */,
 813                      GURL /* first_party_for_cookies */,
 814                      std::string /* cookie */)
 815
 816 // Used to get cookies for the given URL. This may block waiting for a
 817 // previous SetCookie message to be processed.
 818 IPC_SYNC_MESSAGE_CONTROL3_1(FrameHostMsg_GetCookies,
 819                             int /* render_frame_id */,
 820                             GURL /* url */,
 821                             GURL /* first_party_for_cookies */,
 822                             std::string /* cookies */)
 823
 824 // Used to check if cookies are enabled for the given URL. This may block
 825 // waiting for a previous SetCookie message to be processed.
 826 IPC_SYNC_MESSAGE_CONTROL3_1(FrameHostMsg_CookiesEnabled,
 827                             int /* render_frame_id */,
 828                             GURL /* url */,
 829                             GURL /* first_party_for_cookies */,
 830                             bool /* cookies_enabled */)
 831
 832 // Sent by the renderer process to check whether client 3D APIs
 833 // (Pepper 3D, WebGL) are explicitly blocked.
 834 IPC_SYNC_MESSAGE_CONTROL3_1(FrameHostMsg_Are3DAPIsBlocked,
 835                             int /* render_frame_id */,
 836                             GURL /* top_origin_url */,
 837                             content::ThreeDAPIType /* requester */,
 838                             bool /* blocked */)
 839
 840 // Sent by the renderer process to indicate that a context was lost by
 841 // client 3D content (Pepper 3D, WebGL) running on the page at the
 842 // given URL.
 843 IPC_MESSAGE_CONTROL3(FrameHostMsg_DidLose3DContext,
 844                      GURL /* top_origin_url */,
 845                      content::ThreeDAPIType /* context_type */,
 846                      int /* arb_robustness_status_code */)
 847
 848 #if defined(ENABLE_PLUGINS)
 849 // Notification sent from a renderer to the browser that a Pepper plugin
 850 // instance is created in the DOM.
 851 IPC_MESSAGE_ROUTED0(FrameHostMsg_PepperInstanceCreated)
 852
 853 // Notification sent from a renderer to the browser that a Pepper plugin
 854 // instance is deleted from the DOM.
 855 IPC_MESSAGE_ROUTED0(FrameHostMsg_PepperInstanceDeleted)
 856
 857 // Sent to the browser when the renderer detects it is blocked on a pepper
 858 // plugin message for too long. This is also sent when it becomes unhung
 859 // (according to the value of is_hung). The browser can give the user the
 860 // option of killing the plugin.
 861 IPC_MESSAGE_ROUTED3(FrameHostMsg_PepperPluginHung,
 862                     int /* plugin_child_id */,
 863                     base::FilePath /* path */,
 864                     bool /* is_hung */)
 865
 866 // Sent by the renderer process to indicate that a plugin instance has crashed.
 867 // Note: |plugin_pid| should not be trusted. The corresponding process has
 868 // probably died. Moreover, the ID may have been reused by a new process. Any
 869 // usage other than displaying it in a prompt to the user is very likely to be
 870 // wrong.
 871 IPC_MESSAGE_ROUTED2(FrameHostMsg_PluginCrashed,
 872                     base::FilePath /* plugin_path */,
 873                     base::ProcessId /* plugin_pid */)
 874
 875 // Used to get the list of plugins
 876 IPC_SYNC_MESSAGE_CONTROL1_1(FrameHostMsg_GetPlugins,
 877     bool /* refresh*/,
 878     std::vector<content::WebPluginInfo> /* plugins */)
 879
 880 // Return information about a plugin for the given URL and MIME
 881 // type. If there is no matching plugin, |found| is false.
 882 // |actual_mime_type| is the actual mime type supported by the
 883 // found plugin.
 884 IPC_SYNC_MESSAGE_CONTROL4_3(FrameHostMsg_GetPluginInfo,
 885                             int /* render_frame_id */,
 886                             GURL /* url */,
 887                             GURL /* page_url */,
 888                             std::string /* mime_type */,
 889                             bool /* found */,
 890                             content::WebPluginInfo /* plugin info */,
 891                             std::string /* actual_mime_type */)
 892
 893 // A renderer sends this to the browser process when it wants to temporarily
 894 // whitelist an origin's plugin content as essential. This temporary whitelist
 895 // is specific to a top level frame, and is cleared when the whitelisting
 896 // RenderFrame is destroyed.
 897 IPC_MESSAGE_ROUTED1(FrameHostMsg_PluginContentOriginAllowed,
 898                     url::Origin /* content_origin */)
 899
 900 // A renderer sends this to the browser process when it wants to
 901 // create a plugin.  The browser will create the plugin process if
 902 // necessary, and will return a handle to the channel on success.
 903 // On error an empty string is returned.
 904 IPC_SYNC_MESSAGE_CONTROL4_2(FrameHostMsg_OpenChannelToPlugin,
 905                             int /* render_frame_id */,
 906                             GURL /* url */,
 907                             GURL /* page_url */,
 908                             std::string /* mime_type */,
 909                             IPC::ChannelHandle /* channel_handle */,
 910                             content::WebPluginInfo /* info */)
 911
 912 // A renderer sends this to the browser process when it wants to create a ppapi
 913 // plugin.  The browser will create the plugin process if necessary, and will
 914 // return a handle to the channel on success.
 915 //
 916 // The plugin_child_id is the ChildProcessHost ID assigned in the browser
 917 // process. This ID is valid only in the context of the browser process and is
 918 // used to identify the proper process when the renderer notifies it that the
 919 // plugin is hung.
 920 //
 921 // On error an empty string and null handles are returned.
 922 IPC_SYNC_MESSAGE_CONTROL1_3(FrameHostMsg_OpenChannelToPepperPlugin,
 923                             base::FilePath /* path */,
 924                             IPC::ChannelHandle /* handle to channel */,
 925                             base::ProcessId /* plugin_pid */,
 926                             int /* plugin_child_id */)
 927
 928 // Message from the renderer to the browser indicating the in-process instance
 929 // has been created.
 930 IPC_MESSAGE_CONTROL2(FrameHostMsg_DidCreateInProcessInstance,
 931                      int32 /* instance */,
 932                      content::PepperRendererInstanceData /* instance_data */)
 933
 934 // Message from the renderer to the browser indicating the in-process instance
 935 // has been destroyed.
 936 IPC_MESSAGE_CONTROL1(FrameHostMsg_DidDeleteInProcessInstance,
 937                      int32 /* instance */)
 938
 939 // Notification that a plugin has created a new plugin instance. The parameters
 940 // indicate:
 941 //  - The plugin process ID that we're creating the instance for.
 942 //  - The instance ID of the instance being created.
 943 //  - A PepperRendererInstanceData struct which contains properties from the
 944 //    renderer which are associated with the plugin instance. This includes the
 945 //    routing ID of the associated RenderFrame and the URL of plugin.
 946 //  - Whether the plugin we're creating an instance for is external or internal.
 947 //
 948 // This message must be sync even though it returns no parameters to avoid
 949 // a race condition with the plugin process. The plugin process sends messages
 950 // to the browser that assume the browser knows about the instance. We need to
 951 // make sure that the browser actually knows about the instance before we tell
 952 // the plugin to run.
 953 IPC_SYNC_MESSAGE_CONTROL4_0(
 954     FrameHostMsg_DidCreateOutOfProcessPepperInstance,
 955     int /* plugin_child_id */,
 956     int32 /* pp_instance */,
 957     content::PepperRendererInstanceData /* creation_data */,
 958     bool /* is_external */)
 959
 960 // Notification that a plugin has destroyed an instance. This is the opposite of
 961 // the "DidCreate" message above.
 962 IPC_MESSAGE_CONTROL3(FrameHostMsg_DidDeleteOutOfProcessPepperInstance,
 963                      int /* plugin_child_id */,
 964                      int32 /* pp_instance */,
 965                      bool /* is_external */)
 966
 967 // A renderer sends this to the browser process when it wants to
 968 // create a ppapi broker.  The browser will create the broker process
 969 // if necessary, and will return a handle to the channel on success.
 970 // On error an empty string is returned.
 971 // The browser will respond with ViewMsg_PpapiBrokerChannelCreated.
 972 IPC_MESSAGE_CONTROL2(FrameHostMsg_OpenChannelToPpapiBroker,
 973                      int /* routing_id */,
 974                      base::FilePath /* path */)
 975
 976 // A renderer sends this to the browser process when it throttles or unthrottles
 977 // a plugin instance for the Plugin Power Saver feature.
 978 IPC_MESSAGE_CONTROL3(FrameHostMsg_PluginInstanceThrottleStateChange,
 979                      int /* plugin_child_id */,
 980                      int32 /* pp_instance */,
 981                      bool /* is_throttled */)
 982 #endif  // defined(ENABLE_PLUGINS)
 983
 984 // Acknowledge that we presented an ubercomp frame.
 985 //
 986 // See FrameMsg_CompositorFrameSwapped
 987 IPC_MESSAGE_ROUTED1(FrameHostMsg_CompositorFrameSwappedACK,
 988                     FrameHostMsg_CompositorFrameSwappedACK_Params /* params */)
 989
 990 // Satisfies a Surface destruction dependency associated with |sequence|.
 991 IPC_MESSAGE_ROUTED1(FrameHostMsg_SatisfySequence,
 992                     cc::SurfaceSequence /* sequence */)
 993
 994 // Creates a destruction dependency for the Surface specified by the given
 995 // |surface_id|.
 996 IPC_MESSAGE_ROUTED2(FrameHostMsg_RequireSequence,
 997                     cc::SurfaceId /* surface_id */,
 998                     cc::SurfaceSequence /* sequence */)
 999
1000 // Provides the result from handling BeforeUnload.  |proceed| matches the return
1001 // value of the frame's beforeunload handler: true if the user decided to
1002 // proceed with leaving the page.
1003 IPC_MESSAGE_ROUTED3(FrameHostMsg_BeforeUnload_ACK,
1004                     bool /* proceed */,
1005                     base::TimeTicks /* before_unload_start_time */,
1006                     base::TimeTicks /* before_unload_end_time */)
1007
1008 // Indicates that the current frame has swapped out, after a SwapOut message.
1009 IPC_MESSAGE_ROUTED0(FrameHostMsg_SwapOut_ACK)
1010
1011 IPC_MESSAGE_ROUTED1(FrameHostMsg_ReclaimCompositorResources,
1012                     FrameHostMsg_ReclaimCompositorResources_Params /* params */)
1013
1014 // Forwards an input event to a child.
1015 // TODO(nick): Temporary bridge, revisit once the browser process can route
1016 // input directly to subframes. http://crbug.com/339659
1017 IPC_MESSAGE_ROUTED1(FrameHostMsg_ForwardInputEvent,
1018                     IPC::WebInputEventPointer /* event */)
1019
1020 // Tells the parent that a child's frame rect has changed (or the rect/scroll
1021 // position of a child's ancestor has changed).
1022 IPC_MESSAGE_ROUTED1(FrameHostMsg_FrameRectChanged, gfx::Rect /* frame_rect */)
1023
1024 // Used to tell the parent that the user right clicked on an area of the
1025 // content area, and a context menu should be shown for it. The params
1026 // object contains information about the node(s) that were selected when the
1027 // user right clicked.
1028 IPC_MESSAGE_ROUTED1(FrameHostMsg_ContextMenu, content::ContextMenuParams)
1029
1030 // Initial drawing parameters for a child frame that has been swapped out to
1031 // another process.
1032 IPC_MESSAGE_ROUTED2(FrameHostMsg_InitializeChildFrame,
1033                     gfx::Rect /* frame_rect */,
1034                     float /* scale_factor */)
1035
1036 // Response for FrameMsg_JavaScriptExecuteRequest, sent when a reply was
1037 // requested. The ID is the parameter supplied to
1038 // FrameMsg_JavaScriptExecuteRequest. The result has the value returned by the
1039 // script as its only element, one of Null, Boolean, Integer, Real, Date, or
1040 // String.
1041 IPC_MESSAGE_ROUTED2(FrameHostMsg_JavaScriptExecuteResponse,
1042                     int  /* id */,
1043                     base::ListValue  /* result */)
1044
1045 // A request to run a JavaScript dialog.
1046 IPC_SYNC_MESSAGE_ROUTED4_2(FrameHostMsg_RunJavaScriptMessage,
1047                            base::string16     /* in - alert message */,
1048                            base::string16     /* in - default prompt */,
1049                            GURL               /* in - originating page URL */,
1050                            content::JavaScriptMessageType /* in - type */,
1051                            bool               /* out - success */,
1052                            base::string16     /* out - user_input field */)
1053
1054 // Displays a dialog to confirm that the user wants to navigate away from the
1055 // page. Replies true if yes, and false otherwise. The reply string is ignored,
1056 // but is included so that we can use OnJavaScriptMessageBoxClosed.
1057 IPC_SYNC_MESSAGE_ROUTED3_2(FrameHostMsg_RunBeforeUnloadConfirm,
1058                            GURL,           /* in - originating frame URL */
1059                            base::string16  /* in - alert message */,
1060                            bool            /* in - is a reload */,
1061                            bool            /* out - success */,
1062                            base::string16  /* out - This is ignored.*/)
1063
1064 // Asks the browser to open the color chooser.
1065 IPC_MESSAGE_ROUTED3(FrameHostMsg_OpenColorChooser,
1066                     int /* id */,
1067                     SkColor /* color */,
1068                     std::vector<content::ColorSuggestion> /* suggestions */)
1069
1070 // Asks the browser to end the color chooser.
1071 IPC_MESSAGE_ROUTED1(FrameHostMsg_EndColorChooser, int /* id */)
1072
1073 // Change the selected color in the color chooser.
1074 IPC_MESSAGE_ROUTED2(FrameHostMsg_SetSelectedColorInColorChooser,
1075                     int /* id */,
1076                     SkColor /* color */)
1077
1078 // Notifies the browser that media has started/stopped playing.
1079 IPC_MESSAGE_ROUTED4(FrameHostMsg_MediaPlayingNotification,
1080                     int64 /* player_cookie, distinguishes instances */,
1081                     bool /* has_video */,
1082                     bool /* has_audio */,
1083                     bool /* is_remote */)
1084
1085 IPC_MESSAGE_ROUTED1(FrameHostMsg_MediaPausedNotification,
1086                     int64 /* player_cookie, distinguishes instances */)
1087
1088 // Notify browser the theme color has been changed.
1089 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidChangeThemeColor,
1090                     SkColor /* theme_color */)
1091
1092 // Response for FrameMsg_TextSurroundingSelectionRequest, |startOffset| and
1093 // |endOffset| are the offsets of the selection in the returned |content|.
1094 IPC_MESSAGE_ROUTED3(FrameHostMsg_TextSurroundingSelectionResponse,
1095                     base::string16,  /* content */
1096                     size_t, /* startOffset */
1097                     size_t /* endOffset */)
1098
1099 // Register a new handler for URL requests with the given scheme.
1100 IPC_MESSAGE_ROUTED4(FrameHostMsg_RegisterProtocolHandler,
1101                     std::string /* scheme */,
1102                     GURL /* url */,
1103                     base::string16 /* title */,
1104                     bool /* user_gesture */)
1105
1106 // Unregister the registered handler for URL requests with the given scheme.
1107 IPC_MESSAGE_ROUTED3(FrameHostMsg_UnregisterProtocolHandler,
1108                     std::string /* scheme */,
1109                     GURL /* url */,
1110                     bool /* user_gesture */)
1111
1112 // Sent when the renderer loads a resource from its memory cache.
1113 // The security info is non empty if the resource was originally loaded over
1114 // a secure connection.
1115 // Note: May only be sent once per URL per frame per committed load.
1116 IPC_MESSAGE_ROUTED5(FrameHostMsg_DidLoadResourceFromMemoryCache,
1117                     GURL /* url */,
1118                     std::string /* security info */,
1119                     std::string /* http method */,
1120                     std::string /* mime type */,
1121                     content::ResourceType /* resource type */)
1122
1123 // PlzNavigate
1124 // Tells the browser to perform a navigation.
1125 IPC_MESSAGE_ROUTED3(FrameHostMsg_BeginNavigation,
1126                     content::CommonNavigationParams,
1127                     content::BeginNavigationParams,
1128                     scoped_refptr<content::ResourceRequestBody>)
1129
1130 // Sent as a response to FrameMsg_VisualStateRequest.
1131 // The message is delivered using RenderWidget::QueueMessage.
1132 IPC_MESSAGE_ROUTED1(FrameHostMsg_VisualStateResponse, uint64 /* id */)
1133
1134 // Puts the browser into "tab fullscreen" mode for the sending renderer.
1135 // See the comment in chrome/browser/ui/browser.h for more details.
1136 IPC_MESSAGE_ROUTED1(FrameHostMsg_ToggleFullscreen, bool /* enter_fullscreen */)
1137
1138 // Dispatch a load event for this frame in the iframe element of an
1139 // out-of-process parent frame.
1140 IPC_MESSAGE_ROUTED0(FrameHostMsg_DispatchLoad)
1141
1142 // Sent to the browser from a frame proxy to post a message to the frame's
1143 // active renderer.
1144 IPC_MESSAGE_ROUTED1(FrameHostMsg_RouteMessageEvent,
1145                     FrameMsg_PostMessage_Params)
1146
1147 // Sent when the renderer displays insecure content in a secure origin.
1148 IPC_MESSAGE_ROUTED0(FrameHostMsg_DidDisplayInsecureContent)
1149
1150 // Sent when the renderer runs insecure content in a secure origin.
1151 IPC_MESSAGE_ROUTED2(FrameHostMsg_DidRunInsecureContent,
1152                     std::string /* security_origin */,
1153                     GURL /* target URL */)
1154
1155 #if defined(OS_MACOSX) || defined(OS_ANDROID)
1156
1157 // Message to show/hide a popup menu using native controls.
1158 IPC_MESSAGE_ROUTED1(FrameHostMsg_ShowPopup,
1159                     FrameHostMsg_ShowPopup_Params)
1160 IPC_MESSAGE_ROUTED0(FrameHostMsg_HidePopup)
1161
1162 #endif
1163
1164 // Adding a new message? Stick to the sort order above: first platform
1165 // independent FrameMsg, then ifdefs for platform specific FrameMsg, then
1166 // platform independent FrameHostMsg, then ifdefs for platform specific
1167 // FrameHostMsg.