src/content/common/view_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 // IPC messages for page rendering.
   6 // Multiply-included message file, hence no include guard.
   7
   8 #include "base/memory/shared_memory.h"
   9 #include "base/process/process.h"
  10 #include "base/strings/string16.h"
  11 #include "cc/output/begin_frame_args.h"
  12 #include "cc/output/compositor_frame.h"
  13 #include "cc/output/compositor_frame_ack.h"
  14 #include "content/common/content_export.h"
  15 #include "content/common/content_param_traits.h"
  16 #include "content/common/cookie_data.h"
  17 #include "content/common/date_time_suggestion.h"
  18 #include "content/common/navigation_gesture.h"
  19 #include "content/common/view_message_enums.h"
  20 #include "content/common/webplugin_geometry.h"
  21 #include "content/public/common/common_param_traits.h"
  22 #include "content/public/common/favicon_url.h"
  23 #include "content/public/common/file_chooser_params.h"
  24 #include "content/public/common/menu_item.h"
  25 #include "content/public/common/page_state.h"
  26 #include "content/public/common/page_zoom.h"
  27 #include "content/public/common/referrer.h"
  28 #include "content/public/common/renderer_preferences.h"
  29 #include "content/public/common/stop_find_action.h"
  30 #include "content/public/common/three_d_api_types.h"
  31 #include "content/public/common/window_container_type.h"
  32 #include "ipc/ipc_channel_handle.h"
  33 #include "ipc/ipc_message_macros.h"
  34 #include "ipc/ipc_platform_file.h"
  35 #include "media/audio/audio_parameters.h"
  36 #include "media/base/channel_layout.h"
  37 #include "media/base/media_log_event.h"
  38 #include "net/base/network_change_notifier.h"
  39 #include "third_party/WebKit/public/platform/WebFloatPoint.h"
  40 #include "third_party/WebKit/public/platform/WebFloatRect.h"
  41 #include "third_party/WebKit/public/platform/WebScreenInfo.h"
  42 #include "third_party/WebKit/public/web/WebFindOptions.h"
  43 #include "third_party/WebKit/public/web/WebMediaPlayerAction.h"
  44 #include "third_party/WebKit/public/web/WebPluginAction.h"
  45 #include "third_party/WebKit/public/web/WebPopupType.h"
  46 #include "third_party/WebKit/public/web/WebTextDirection.h"
  47 #include "third_party/skia/include/core/SkBitmap.h"
  48 #include "ui/base/ime/text_input_mode.h"
  49 #include "ui/base/ime/text_input_type.h"
  50 #include "ui/base/ui_base_types.h"
  51 #include "ui/gfx/ipc/gfx_param_traits.h"
  52 #include "ui/gfx/point.h"
  53 #include "ui/gfx/range/range.h"
  54 #include "ui/gfx/rect.h"
  55 #include "ui/gfx/rect_f.h"
  56 #include "ui/gfx/vector2d.h"
  57 #include "ui/gfx/vector2d_f.h"
  58 #include "ui/shell_dialogs/selected_file_info.h"
  59
  60 #if defined(OS_MACOSX)
  61 #include "content/common/mac/font_descriptor.h"
  62 #include "third_party/WebKit/public/web/mac/WebScrollbarTheme.h"
  63 #endif
  64
  65 #if defined(ENABLE_PLUGINS)
  66 #include "content/common/pepper_renderer_instance_data.h"
  67 #endif
  68
  69 #undef IPC_MESSAGE_EXPORT
  70 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
  71
  72 #define IPC_MESSAGE_START ViewMsgStart
  73
  74 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebMediaPlayerAction::Type,
  75                           blink::WebMediaPlayerAction::Type::TypeLast)
  76 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebPluginAction::Type,
  77                           blink::WebPluginAction::Type::TypeLast)
  78 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebPopupType,
  79                           blink::WebPopupType::WebPopupTypeLast)
  80 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebTextDirection,
  81                           blink::WebTextDirection::WebTextDirectionLast)
  82 IPC_ENUM_TRAITS(WindowContainerType)
  83 IPC_ENUM_TRAITS(content::FaviconURL::IconType)
  84 IPC_ENUM_TRAITS(content::FileChooserParams::Mode)
  85 IPC_ENUM_TRAITS(content::MenuItem::Type)
  86 IPC_ENUM_TRAITS(content::NavigationGesture)
  87 IPC_ENUM_TRAITS(content::PageZoom)
  88 IPC_ENUM_TRAITS(gfx::FontRenderParams::Hinting)
  89 IPC_ENUM_TRAITS(gfx::FontRenderParams::SubpixelRendering)
  90 IPC_ENUM_TRAITS_MAX_VALUE(content::TapMultipleTargetsStrategy,
  91                           content::TAP_MULTIPLE_TARGETS_STRATEGY_MAX)
  92 IPC_ENUM_TRAITS_MAX_VALUE(content::StopFindAction,
  93                           content::STOP_FIND_ACTION_LAST)
  94 IPC_ENUM_TRAITS_MAX_VALUE(content::ThreeDAPIType,
  95                           content::THREE_D_API_TYPE_LAST)
  96 IPC_ENUM_TRAITS_MAX_VALUE(media::ChannelLayout, media::CHANNEL_LAYOUT_MAX - 1)
  97 IPC_ENUM_TRAITS_MAX_VALUE(media::MediaLogEvent::Type,
  98                           media::MediaLogEvent::TYPE_LAST)
  99 IPC_ENUM_TRAITS_MAX_VALUE(ui::TextInputMode, ui::TEXT_INPUT_MODE_MAX)
 100 IPC_ENUM_TRAITS(ui::TextInputType)
 101
 102 #if defined(OS_MACOSX)
 103 IPC_STRUCT_TRAITS_BEGIN(FontDescriptor)
 104   IPC_STRUCT_TRAITS_MEMBER(font_name)
 105   IPC_STRUCT_TRAITS_MEMBER(font_point_size)
 106 IPC_STRUCT_TRAITS_END()
 107 #endif
 108
 109 IPC_STRUCT_TRAITS_BEGIN(blink::WebFindOptions)
 110   IPC_STRUCT_TRAITS_MEMBER(forward)
 111   IPC_STRUCT_TRAITS_MEMBER(matchCase)
 112   IPC_STRUCT_TRAITS_MEMBER(findNext)
 113 IPC_STRUCT_TRAITS_END()
 114
 115 IPC_STRUCT_TRAITS_BEGIN(blink::WebMediaPlayerAction)
 116   IPC_STRUCT_TRAITS_MEMBER(type)
 117   IPC_STRUCT_TRAITS_MEMBER(enable)
 118 IPC_STRUCT_TRAITS_END()
 119
 120 IPC_STRUCT_TRAITS_BEGIN(blink::WebPluginAction)
 121   IPC_STRUCT_TRAITS_MEMBER(type)
 122   IPC_STRUCT_TRAITS_MEMBER(enable)
 123 IPC_STRUCT_TRAITS_END()
 124
 125 IPC_STRUCT_TRAITS_BEGIN(blink::WebFloatPoint)
 126   IPC_STRUCT_TRAITS_MEMBER(x)
 127   IPC_STRUCT_TRAITS_MEMBER(y)
 128 IPC_STRUCT_TRAITS_END()
 129
 130 IPC_STRUCT_TRAITS_BEGIN(blink::WebFloatRect)
 131   IPC_STRUCT_TRAITS_MEMBER(x)
 132   IPC_STRUCT_TRAITS_MEMBER(y)
 133   IPC_STRUCT_TRAITS_MEMBER(width)
 134   IPC_STRUCT_TRAITS_MEMBER(height)
 135 IPC_STRUCT_TRAITS_END()
 136
 137 IPC_STRUCT_TRAITS_BEGIN(blink::WebScreenInfo)
 138   IPC_STRUCT_TRAITS_MEMBER(deviceScaleFactor)
 139   IPC_STRUCT_TRAITS_MEMBER(depth)
 140   IPC_STRUCT_TRAITS_MEMBER(depthPerComponent)
 141   IPC_STRUCT_TRAITS_MEMBER(isMonochrome)
 142   IPC_STRUCT_TRAITS_MEMBER(rect)
 143   IPC_STRUCT_TRAITS_MEMBER(availableRect)
 144   IPC_STRUCT_TRAITS_MEMBER(orientationType)
 145   IPC_STRUCT_TRAITS_MEMBER(orientationAngle)
 146 IPC_STRUCT_TRAITS_END()
 147
 148 IPC_STRUCT_TRAITS_BEGIN(content::MenuItem)
 149   IPC_STRUCT_TRAITS_MEMBER(label)
 150   IPC_STRUCT_TRAITS_MEMBER(tool_tip)
 151   IPC_STRUCT_TRAITS_MEMBER(type)
 152   IPC_STRUCT_TRAITS_MEMBER(action)
 153   IPC_STRUCT_TRAITS_MEMBER(rtl)
 154   IPC_STRUCT_TRAITS_MEMBER(has_directional_override)
 155   IPC_STRUCT_TRAITS_MEMBER(enabled)
 156   IPC_STRUCT_TRAITS_MEMBER(checked)
 157   IPC_STRUCT_TRAITS_MEMBER(submenu)
 158 IPC_STRUCT_TRAITS_END()
 159
 160 IPC_STRUCT_TRAITS_BEGIN(content::DateTimeSuggestion)
 161   IPC_STRUCT_TRAITS_MEMBER(value)
 162   IPC_STRUCT_TRAITS_MEMBER(localized_value)
 163   IPC_STRUCT_TRAITS_MEMBER(label)
 164 IPC_STRUCT_TRAITS_END()
 165
 166 IPC_STRUCT_TRAITS_BEGIN(content::FaviconURL)
 167   IPC_STRUCT_TRAITS_MEMBER(icon_url)
 168   IPC_STRUCT_TRAITS_MEMBER(icon_type)
 169   IPC_STRUCT_TRAITS_MEMBER(icon_sizes)
 170 IPC_STRUCT_TRAITS_END()
 171
 172 IPC_STRUCT_TRAITS_BEGIN(content::FileChooserParams)
 173   IPC_STRUCT_TRAITS_MEMBER(mode)
 174   IPC_STRUCT_TRAITS_MEMBER(title)
 175   IPC_STRUCT_TRAITS_MEMBER(default_file_name)
 176   IPC_STRUCT_TRAITS_MEMBER(accept_types)
 177 #if defined(OS_ANDROID)
 178   IPC_STRUCT_TRAITS_MEMBER(capture)
 179 #endif
 180 IPC_STRUCT_TRAITS_END()
 181
 182 #if defined(ENABLE_PLUGINS)
 183 IPC_STRUCT_TRAITS_BEGIN(content::PepperRendererInstanceData)
 184   IPC_STRUCT_TRAITS_MEMBER(render_process_id)
 185   IPC_STRUCT_TRAITS_MEMBER(render_frame_id)
 186   IPC_STRUCT_TRAITS_MEMBER(document_url)
 187   IPC_STRUCT_TRAITS_MEMBER(plugin_url)
 188 IPC_STRUCT_TRAITS_END()
 189 #endif
 190
 191 IPC_STRUCT_TRAITS_BEGIN(content::RendererPreferences)
 192   IPC_STRUCT_TRAITS_MEMBER(can_accept_load_drops)
 193   IPC_STRUCT_TRAITS_MEMBER(should_antialias_text)
 194   IPC_STRUCT_TRAITS_MEMBER(hinting)
 195   IPC_STRUCT_TRAITS_MEMBER(use_autohinter)
 196   IPC_STRUCT_TRAITS_MEMBER(use_bitmaps)
 197   IPC_STRUCT_TRAITS_MEMBER(subpixel_rendering)
 198   IPC_STRUCT_TRAITS_MEMBER(use_subpixel_positioning)
 199   IPC_STRUCT_TRAITS_MEMBER(focus_ring_color)
 200   IPC_STRUCT_TRAITS_MEMBER(thumb_active_color)
 201   IPC_STRUCT_TRAITS_MEMBER(thumb_inactive_color)
 202   IPC_STRUCT_TRAITS_MEMBER(track_color)
 203   IPC_STRUCT_TRAITS_MEMBER(active_selection_bg_color)
 204   IPC_STRUCT_TRAITS_MEMBER(active_selection_fg_color)
 205   IPC_STRUCT_TRAITS_MEMBER(inactive_selection_bg_color)
 206   IPC_STRUCT_TRAITS_MEMBER(inactive_selection_fg_color)
 207   IPC_STRUCT_TRAITS_MEMBER(browser_handles_non_local_top_level_requests)
 208   IPC_STRUCT_TRAITS_MEMBER(browser_handles_all_top_level_requests)
 209   IPC_STRUCT_TRAITS_MEMBER(caret_blink_interval)
 210   IPC_STRUCT_TRAITS_MEMBER(use_custom_colors)
 211   IPC_STRUCT_TRAITS_MEMBER(enable_referrers)
 212   IPC_STRUCT_TRAITS_MEMBER(enable_do_not_track)
 213   IPC_STRUCT_TRAITS_MEMBER(default_zoom_level)
 214   IPC_STRUCT_TRAITS_MEMBER(user_agent_override)
 215   IPC_STRUCT_TRAITS_MEMBER(accept_languages)
 216   IPC_STRUCT_TRAITS_MEMBER(report_frame_name_changes)
 217   IPC_STRUCT_TRAITS_MEMBER(tap_multiple_targets_strategy)
 218   IPC_STRUCT_TRAITS_MEMBER(disable_client_blocked_error_page)
 219   IPC_STRUCT_TRAITS_MEMBER(plugin_fullscreen_allowed)
 220   IPC_STRUCT_TRAITS_MEMBER(use_video_overlay_for_embedded_encrypted_video)
 221 IPC_STRUCT_TRAITS_END()
 222
 223 IPC_STRUCT_TRAITS_BEGIN(content::CookieData)
 224   IPC_STRUCT_TRAITS_MEMBER(name)
 225   IPC_STRUCT_TRAITS_MEMBER(value)
 226   IPC_STRUCT_TRAITS_MEMBER(domain)
 227   IPC_STRUCT_TRAITS_MEMBER(path)
 228   IPC_STRUCT_TRAITS_MEMBER(expires)
 229   IPC_STRUCT_TRAITS_MEMBER(http_only)
 230   IPC_STRUCT_TRAITS_MEMBER(secure)
 231   IPC_STRUCT_TRAITS_MEMBER(session)
 232 IPC_STRUCT_TRAITS_END()
 233
 234 IPC_STRUCT_TRAITS_BEGIN(content::WebPluginGeometry)
 235   IPC_STRUCT_TRAITS_MEMBER(window)
 236   IPC_STRUCT_TRAITS_MEMBER(window_rect)
 237   IPC_STRUCT_TRAITS_MEMBER(clip_rect)
 238   IPC_STRUCT_TRAITS_MEMBER(cutout_rects)
 239   IPC_STRUCT_TRAITS_MEMBER(rects_valid)
 240   IPC_STRUCT_TRAITS_MEMBER(visible)
 241 IPC_STRUCT_TRAITS_END()
 242
 243 IPC_STRUCT_TRAITS_BEGIN(media::MediaLogEvent)
 244   IPC_STRUCT_TRAITS_MEMBER(id)
 245   IPC_STRUCT_TRAITS_MEMBER(type)
 246   IPC_STRUCT_TRAITS_MEMBER(params)
 247   IPC_STRUCT_TRAITS_MEMBER(time)
 248 IPC_STRUCT_TRAITS_END()
 249
 250 IPC_STRUCT_TRAITS_BEGIN(ui::SelectedFileInfo)
 251   IPC_STRUCT_TRAITS_MEMBER(file_path)
 252   IPC_STRUCT_TRAITS_MEMBER(local_path)
 253   IPC_STRUCT_TRAITS_MEMBER(display_name)
 254 IPC_STRUCT_TRAITS_END()
 255
 256 IPC_STRUCT_BEGIN(ViewHostMsg_CreateWindow_Params)
 257   // Routing ID of the view initiating the open.
 258   IPC_STRUCT_MEMBER(int, opener_id)
 259
 260   // True if this open request came in the context of a user gesture.
 261   IPC_STRUCT_MEMBER(bool, user_gesture)
 262
 263   // Type of window requested.
 264   IPC_STRUCT_MEMBER(WindowContainerType, window_container_type)
 265
 266   // The session storage namespace ID this view should use.
 267   IPC_STRUCT_MEMBER(int64, session_storage_namespace_id)
 268
 269   // The name of the resulting frame that should be created (empty if none
 270   // has been specified).
 271   IPC_STRUCT_MEMBER(base::string16, frame_name)
 272
 273   // The routing id of the frame initiating the open.
 274   IPC_STRUCT_MEMBER(int, opener_render_frame_id)
 275
 276   // The URL of the frame initiating the open.
 277   IPC_STRUCT_MEMBER(GURL, opener_url)
 278
 279   // The URL of the top frame containing the opener.
 280   IPC_STRUCT_MEMBER(GURL, opener_top_level_frame_url)
 281
 282   // The security origin of the frame initiating the open.
 283   IPC_STRUCT_MEMBER(GURL, opener_security_origin)
 284
 285   // Whether the opener will be suppressed in the new window, in which case
 286   // scripting the new window is not allowed.
 287   IPC_STRUCT_MEMBER(bool, opener_suppressed)
 288
 289   // Whether the window should be opened in the foreground, background, etc.
 290   IPC_STRUCT_MEMBER(WindowOpenDisposition, disposition)
 291
 292   // The URL that will be loaded in the new window (empty if none has been
 293   // sepcified).
 294   IPC_STRUCT_MEMBER(GURL, target_url)
 295
 296   // The referrer that will be used to load |target_url| (empty if none has
 297   // been specified).
 298   IPC_STRUCT_MEMBER(content::Referrer, referrer)
 299
 300   // The window features to use for the new view.
 301   IPC_STRUCT_MEMBER(blink::WebWindowFeatures, features)
 302
 303   // The additional window features to use for the new view. We pass these
 304   // separately from |features| above because we cannot serialize WebStrings
 305   // over IPC.
 306   IPC_STRUCT_MEMBER(std::vector<base::string16>, additional_features)
 307 IPC_STRUCT_END()
 308
 309 IPC_STRUCT_BEGIN(ViewHostMsg_CreateWorker_Params)
 310   // URL for the worker script.
 311   IPC_STRUCT_MEMBER(GURL, url)
 312
 313   // Name for a SharedWorker, otherwise empty string.
 314   IPC_STRUCT_MEMBER(base::string16, name)
 315
 316   // Security policy used in the worker.
 317   IPC_STRUCT_MEMBER(base::string16, content_security_policy)
 318
 319   // Security policy type used in the worker.
 320   IPC_STRUCT_MEMBER(blink::WebContentSecurityPolicyType, security_policy_type)
 321
 322   // The ID of the parent document (unique within parent renderer).
 323   IPC_STRUCT_MEMBER(unsigned long long, document_id)
 324
 325   // RenderFrame routing id used to send messages back to the parent.
 326   IPC_STRUCT_MEMBER(int, render_frame_route_id)
 327 IPC_STRUCT_END()
 328
 329 IPC_STRUCT_BEGIN(ViewHostMsg_DateTimeDialogValue_Params)
 330   IPC_STRUCT_MEMBER(ui::TextInputType, dialog_type)
 331   IPC_STRUCT_MEMBER(double, dialog_value)
 332   IPC_STRUCT_MEMBER(double, minimum)
 333   IPC_STRUCT_MEMBER(double, maximum)
 334   IPC_STRUCT_MEMBER(double, step)
 335   IPC_STRUCT_MEMBER(std::vector<content::DateTimeSuggestion>, suggestions)
 336 IPC_STRUCT_END()
 337
 338 IPC_STRUCT_BEGIN(ViewHostMsg_SelectionBounds_Params)
 339   IPC_STRUCT_MEMBER(gfx::Rect, anchor_rect)
 340   IPC_STRUCT_MEMBER(blink::WebTextDirection, anchor_dir)
 341   IPC_STRUCT_MEMBER(gfx::Rect, focus_rect)
 342   IPC_STRUCT_MEMBER(blink::WebTextDirection, focus_dir)
 343   IPC_STRUCT_MEMBER(bool, is_anchor_first)
 344 IPC_STRUCT_END()
 345
 346 IPC_STRUCT_BEGIN(ViewHostMsg_TextInputState_Params)
 347   // The type of input field
 348   IPC_STRUCT_MEMBER(ui::TextInputType, type)
 349
 350   // The mode of input field
 351   IPC_STRUCT_MEMBER(ui::TextInputMode, mode)
 352
 353   // The flags of the input field (autocorrect, autocomplete, etc.)
 354   IPC_STRUCT_MEMBER(int, flags)
 355
 356   // The value of the input field
 357   IPC_STRUCT_MEMBER(std::string, value)
 358
 359   // The cursor position of the current selection start, or the caret position
 360   // if nothing is selected
 361   IPC_STRUCT_MEMBER(int, selection_start)
 362
 363   // The cursor position of the current selection end, or the caret position
 364   // if nothing is selected
 365   IPC_STRUCT_MEMBER(int, selection_end)
 366
 367   // The start position of the current composition, or -1 if there is none
 368   IPC_STRUCT_MEMBER(int, composition_start)
 369
 370   // The end position of the current composition, or -1 if there is none
 371   IPC_STRUCT_MEMBER(int, composition_end)
 372
 373   // Whether or not inline composition can be performed for the current input.
 374   IPC_STRUCT_MEMBER(bool, can_compose_inline)
 375
 376   // Whether or not the IME should be shown as a result of this update. Even if
 377   // true, the IME will only be shown if the type is appropriate (e.g. not
 378   // TEXT_INPUT_TYPE_NONE).
 379   IPC_STRUCT_MEMBER(bool, show_ime_if_needed)
 380
 381   // Whether this change is originated from non-IME (e.g. Javascript, Autofill).
 382   IPC_STRUCT_MEMBER(bool, is_non_ime_change)
 383 IPC_STRUCT_END()
 384
 385 IPC_STRUCT_BEGIN(ViewHostMsg_UpdateRect_Params)
 386   // The size of the RenderView when this message was generated.  This is
 387   // included so the host knows how large the view is from the perspective of
 388   // the renderer process.  This is necessary in case a resize operation is in
 389   // progress. If auto-resize is enabled, this should update the corresponding
 390   // view size.
 391   IPC_STRUCT_MEMBER(gfx::Size, view_size)
 392
 393   // New window locations for plugin child windows.
 394   IPC_STRUCT_MEMBER(std::vector<content::WebPluginGeometry>,
 395                     plugin_window_moves)
 396
 397   // The following describes the various bits that may be set in flags:
 398   //
 399   //   ViewHostMsg_UpdateRect_Flags::IS_RESIZE_ACK
 400   //     Indicates that this is a response to a ViewMsg_Resize message.
 401   //
 402   //   ViewHostMsg_UpdateRect_Flags::IS_REPAINT_ACK
 403   //     Indicates that this is a response to a ViewMsg_Repaint message.
 404   //
 405   // If flags is zero, then this message corresponds to an unsolicited paint
 406   // request by the render view.  Any of the above bits may be set in flags,
 407   // which would indicate that this paint message is an ACK for multiple
 408   // request messages.
 409   IPC_STRUCT_MEMBER(int, flags)
 410 IPC_STRUCT_END()
 411
 412 IPC_STRUCT_BEGIN(ViewMsg_New_Params)
 413   // Renderer-wide preferences.
 414   IPC_STRUCT_MEMBER(content::RendererPreferences, renderer_preferences)
 415
 416   // Preferences for this view.
 417   IPC_STRUCT_MEMBER(content::WebPreferences, web_preferences)
 418
 419   // The ID of the view to be created.
 420   IPC_STRUCT_MEMBER(int32, view_id)
 421
 422   // The ID of the main frame hosted in the view.
 423   IPC_STRUCT_MEMBER(int32, main_frame_routing_id)
 424
 425   // The ID of the rendering surface.
 426   IPC_STRUCT_MEMBER(int32, surface_id)
 427
 428   // The session storage namespace ID this view should use.
 429   IPC_STRUCT_MEMBER(int64, session_storage_namespace_id)
 430
 431   // The name of the frame associated with this view (or empty if none).
 432   IPC_STRUCT_MEMBER(base::string16, frame_name)
 433
 434   // The route ID of the opener RenderView if we need to set one
 435   // (MSG_ROUTING_NONE otherwise).
 436   IPC_STRUCT_MEMBER(int, opener_route_id)
 437
 438   // Whether the RenderView should initially be swapped out.
 439   IPC_STRUCT_MEMBER(bool, swapped_out)
 440
 441   // The ID of the proxy object for the main frame in this view. It is only
 442   // used if |swapped_out| is true.
 443   IPC_STRUCT_MEMBER(int32, proxy_routing_id)
 444
 445   // Whether the RenderView should initially be hidden.
 446   IPC_STRUCT_MEMBER(bool, hidden)
 447
 448   // Whether the RenderView will never be visible.
 449   IPC_STRUCT_MEMBER(bool, never_visible)
 450
 451   // Whether the window associated with this view was created with an opener.
 452   IPC_STRUCT_MEMBER(bool, window_was_created_with_opener)
 453
 454   // The initial page ID to use for this view, which must be larger than any
 455   // existing navigation that might be loaded in the view.  Page IDs are unique
 456   // to a view and are only updated by the renderer after this initial value.
 457   IPC_STRUCT_MEMBER(int32, next_page_id)
 458
 459   // The properties of the screen associated with the view.
 460   IPC_STRUCT_MEMBER(blink::WebScreenInfo, screen_info)
 461 IPC_STRUCT_END()
 462
 463 IPC_STRUCT_BEGIN(ViewMsg_PostMessage_Params)
 464   // Whether the data format is supplied as serialized script value, or as
 465   // a simple string. If it is a raw string, must be converted from string to a
 466   // WebSerializedScriptValue in renderer.
 467   IPC_STRUCT_MEMBER(bool, is_data_raw_string)
 468   // The serialized script value.
 469   IPC_STRUCT_MEMBER(base::string16, data)
 470   // When sent to the browser, this is the routing ID of the source frame in
 471   // the source process.  The browser replaces it with the routing ID of the
 472   // equivalent (swapped out) frame in the destination process.
 473   IPC_STRUCT_MEMBER(int, source_routing_id)
 474
 475   // The origin of the source frame.
 476   IPC_STRUCT_MEMBER(base::string16, source_origin)
 477
 478   // The origin for the message's target.
 479   IPC_STRUCT_MEMBER(base::string16, target_origin)
 480
 481   // Information about the MessagePorts this message contains.
 482   IPC_STRUCT_MEMBER(std::vector<int>, message_port_ids)
 483   IPC_STRUCT_MEMBER(std::vector<int>, new_routing_ids)
 484 IPC_STRUCT_END()
 485
 486 // Messages sent from the browser to the renderer.
 487
 488 #if defined(OS_ANDROID)
 489 // Tells the renderer to cancel an opened date/time dialog.
 490 IPC_MESSAGE_ROUTED0(ViewMsg_CancelDateTimeDialog)
 491
 492 // Replaces a date time input field.
 493 IPC_MESSAGE_ROUTED1(ViewMsg_ReplaceDateTime,
 494                     double /* dialog_value */)
 495
 496 #endif
 497
 498 // Get all savable resource links from current webpage, include main
 499 // frame and sub-frame.
 500 IPC_MESSAGE_ROUTED1(ViewMsg_GetAllSavableResourceLinksForCurrentPage,
 501                     GURL /* url of page which is needed to save */)
 502
 503 // Get html data by serializing all frames of current page with lists
 504 // which contain all resource links that have local copy.
 505 IPC_MESSAGE_ROUTED3(ViewMsg_GetSerializedHtmlDataForCurrentPageWithLocalLinks,
 506                     std::vector<GURL> /* urls that have local copy */,
 507                     std::vector<base::FilePath> /* paths of local copy */,
 508                     base::FilePath /* local directory path */)
 509
 510 // Tells the render side that a ViewHostMsg_LockMouse message has been
 511 // processed. |succeeded| indicates whether the mouse has been successfully
 512 // locked or not.
 513 IPC_MESSAGE_ROUTED1(ViewMsg_LockMouse_ACK,
 514                     bool /* succeeded */)
 515 // Tells the render side that the mouse has been unlocked.
 516 IPC_MESSAGE_ROUTED0(ViewMsg_MouseLockLost)
 517
 518 // Sent by the browser when the parameters for vsync alignment have changed.
 519 IPC_MESSAGE_ROUTED2(ViewMsg_UpdateVSyncParameters,
 520                     base::TimeTicks /* timebase */,
 521                     base::TimeDelta /* interval */)
 522
 523 // Sent to the RenderView when a new tab is swapped into an existing
 524 // tab and the histories need to be merged. The existing tab has a history of
 525 // |merged_history_length| which precedes the history of the new tab. All
 526 // page_ids >= |minimum_page_id| in the new tab are appended to the history.
 527 //
 528 // For example, suppose the history of page_ids in the new tab's RenderView
 529 // is [4 7 8]. This is merged into an existing tab with 3 history items, and
 530 // all pages in the new tab with page_id >= 7 are to be preserved.
 531 // The resulting page history is [-1 -1 -1 7 8].
 532 IPC_MESSAGE_ROUTED2(ViewMsg_SetHistoryLengthAndPrune,
 533                     int, /* merge_history_length */
 534                     int32 /* minimum_page_id */)
 535
 536 // Tells the renderer to create a new view.
 537 // This message is slightly different, the view it takes (via
 538 // ViewMsg_New_Params) is the view to create, the message itself is sent as a
 539 // non-view control message.
 540 IPC_MESSAGE_CONTROL1(ViewMsg_New,
 541                      ViewMsg_New_Params)
 542
 543 // Reply in response to ViewHostMsg_ShowView or ViewHostMsg_ShowWidget.
 544 // similar to the new command, but used when the renderer created a view
 545 // first, and we need to update it.
 546 IPC_MESSAGE_ROUTED0(ViewMsg_CreatingNew_ACK)
 547
 548 // Sends updated preferences to the renderer.
 549 IPC_MESSAGE_ROUTED1(ViewMsg_SetRendererPrefs,
 550                     content::RendererPreferences)
 551
 552 // This passes a set of webkit preferences down to the renderer.
 553 IPC_MESSAGE_ROUTED1(ViewMsg_UpdateWebPreferences,
 554                     content::WebPreferences)
 555
 556 // Informs the renderer that the timezone has changed.
 557 IPC_MESSAGE_CONTROL0(ViewMsg_TimezoneChange)
 558
 559 // Tells the render view to close.
 560 // Expects a Close_ACK message when finished.
 561 IPC_MESSAGE_ROUTED0(ViewMsg_Close)
 562
 563 IPC_STRUCT_BEGIN(ViewMsg_Resize_Params)
 564   IPC_STRUCT_MEMBER(blink::WebScreenInfo, screen_info)
 565   IPC_STRUCT_MEMBER(gfx::Size, new_size)
 566   IPC_STRUCT_MEMBER(gfx::Size, physical_backing_size)
 567   IPC_STRUCT_MEMBER(float, top_controls_layout_height)
 568   IPC_STRUCT_MEMBER(gfx::Size, visible_viewport_size)
 569   IPC_STRUCT_MEMBER(gfx::Rect, resizer_rect)
 570   IPC_STRUCT_MEMBER(bool, is_fullscreen)
 571 IPC_STRUCT_END()
 572
 573 // Tells the render view to change its size.  A ViewHostMsg_UpdateRect message
 574 // is generated in response provided new_size is not empty and not equal to
 575 // the view's current size.  The generated ViewHostMsg_UpdateRect message will
 576 // have the IS_RESIZE_ACK flag set. It also receives the resizer rect so that
 577 // we don't have to fetch it every time WebKit asks for it.
 578 IPC_MESSAGE_ROUTED1(ViewMsg_Resize,
 579                     ViewMsg_Resize_Params /* params */)
 580
 581 // Tells the render view that the resize rect has changed.
 582 IPC_MESSAGE_ROUTED1(ViewMsg_ChangeResizeRect,
 583                     gfx::Rect /* resizer_rect */)
 584
 585 // Sent to inform the view that it was hidden.  This allows it to reduce its
 586 // resource utilization.
 587 IPC_MESSAGE_ROUTED0(ViewMsg_WasHidden)
 588
 589 // Tells the render view that it is no longer hidden (see WasHidden), and the
 590 // render view is expected to respond with a full repaint if needs_repainting
 591 // is true. If needs_repainting is false, then this message does not trigger a
 592 // message in response.
 593 IPC_MESSAGE_ROUTED2(ViewMsg_WasShown,
 594                     bool /* needs_repainting */,
 595                     ui::LatencyInfo /* latency_info */)
 596
 597 // Tells the renderer to focus the first (last if reverse is true) focusable
 598 // node.
 599 IPC_MESSAGE_ROUTED1(ViewMsg_SetInitialFocus,
 600                     bool /* reverse */)
 601
 602 // Sent to inform the renderer to invoke a context menu.
 603 // The parameter specifies the location in the render view's coordinates.
 604 IPC_MESSAGE_ROUTED2(ViewMsg_ShowContextMenu,
 605                     ui::MenuSourceType,
 606                     gfx::Point /* location where menu should be shown */)
 607
 608 // Sent when the user wants to search for a word on the page (find in page).
 609 IPC_MESSAGE_ROUTED3(ViewMsg_Find,
 610                     int /* request_id */,
 611                     base::string16 /* search_text */,
 612                     blink::WebFindOptions)
 613
 614 // This message notifies the renderer that the user has closed the FindInPage
 615 // window (and what action to take regarding the selection).
 616 IPC_MESSAGE_ROUTED1(ViewMsg_StopFinding,
 617                     content::StopFindAction /* action */)
 618
 619 // Copies the image at location x, y to the clipboard (if there indeed is an
 620 // image at that location).
 621 IPC_MESSAGE_ROUTED2(ViewMsg_CopyImageAt,
 622                     int /* x */,
 623                     int /* y */)
 624
 625 // Saves the image at location x, y to the disk (if there indeed is an
 626 // image at that location).
 627 IPC_MESSAGE_ROUTED2(ViewMsg_SaveImageAt,
 628                     int /* x */,
 629                     int /* y */)
 630
 631 // Tells the renderer to perform the given action on the media player
 632 // located at the given point.
 633 IPC_MESSAGE_ROUTED2(ViewMsg_MediaPlayerActionAt,
 634                     gfx::Point, /* location */
 635                     blink::WebMediaPlayerAction)
 636
 637 // Tells the renderer to perform the given action on the plugin located at
 638 // the given point.
 639 IPC_MESSAGE_ROUTED2(ViewMsg_PluginActionAt,
 640                     gfx::Point, /* location */
 641                     blink::WebPluginAction)
 642
 643 // Posts a message from a frame in another process to the current renderer.
 644 IPC_MESSAGE_ROUTED1(ViewMsg_PostMessageEvent,
 645                     ViewMsg_PostMessage_Params)
 646
 647 // Change the zoom level for the current main frame.  If the level actually
 648 // changes, a ViewHostMsg_DidZoomURL message will be sent back to the browser
 649 // telling it what url got zoomed and what its current zoom level is.
 650 IPC_MESSAGE_ROUTED1(ViewMsg_Zoom,
 651                     content::PageZoom /* function */)
 652
 653 // Set the zoom level for a particular url that the renderer is in the
 654 // process of loading.  This will be stored, to be used if the load commits
 655 // and ignored otherwise.
 656 IPC_MESSAGE_ROUTED2(ViewMsg_SetZoomLevelForLoadingURL,
 657                     GURL /* url */,
 658                     double /* zoom_level */)
 659
 660 // Set the zoom level for a particular url, so all render views
 661 // displaying this url can update their zoom levels to match.
 662 // If scheme is empty, then only host is used for matching.
 663 IPC_MESSAGE_CONTROL3(ViewMsg_SetZoomLevelForCurrentURL,
 664                      std::string /* scheme */,
 665                      std::string /* host */,
 666                      double /* zoom_level */)
 667
 668 // Set the zoom level for a particular render view.
 669 IPC_MESSAGE_ROUTED2(ViewMsg_SetZoomLevelForView,
 670                     bool /* uses_temporary_zoom_level */,
 671                     double /* zoom_level */)
 672
 673 // Change encoding of page in the renderer.
 674 IPC_MESSAGE_ROUTED1(ViewMsg_SetPageEncoding,
 675                     std::string /*new encoding name*/)
 676
 677 // Reset encoding of page in the renderer back to default.
 678 IPC_MESSAGE_ROUTED0(ViewMsg_ResetPageEncodingToDefault)
 679
 680 // Used to tell a render view whether it should expose various bindings
 681 // that allow JS content extended privileges.  See BindingsPolicy for valid
 682 // flag values.
 683 IPC_MESSAGE_ROUTED1(ViewMsg_AllowBindings,
 684                     int /* enabled_bindings_flags */)
 685
 686 // Tell the renderer to add a property to the WebUI binding object.  This
 687 // only works if we allowed WebUI bindings.
 688 IPC_MESSAGE_ROUTED2(ViewMsg_SetWebUIProperty,
 689                     std::string /* property_name */,
 690                     std::string /* property_value_json */)
 691
 692 // This message starts/stop monitoring the input method status of the focused
 693 // edit control of a renderer process.
 694 // Parameters
 695 // * is_active (bool)
 696 //   Indicates if an input method is active in the browser process.
 697 //   The possible actions when a renderer process receives this message are
 698 //   listed below:
 699 //     Value Action
 700 //     true  Start sending IPC message ViewHostMsg_ImeUpdateTextInputState
 701 //           to notify the input method status of the focused edit control.
 702 //     false Stop sending IPC message ViewHostMsg_ImeUpdateTextInputState.
 703 IPC_MESSAGE_ROUTED1(ViewMsg_SetInputMethodActive,
 704                     bool /* is_active */)
 705
 706 // IME API oncandidatewindow* events for InputMethodContext.
 707 IPC_MESSAGE_ROUTED0(ViewMsg_CandidateWindowShown)
 708 IPC_MESSAGE_ROUTED0(ViewMsg_CandidateWindowUpdated)
 709 IPC_MESSAGE_ROUTED0(ViewMsg_CandidateWindowHidden)
 710
 711 // Used to notify the render-view that we have received a target URL. Used
 712 // to prevent target URLs spamming the browser.
 713 IPC_MESSAGE_ROUTED0(ViewMsg_UpdateTargetURL_ACK)
 714
 715 IPC_MESSAGE_ROUTED1(ViewMsg_RunFileChooserResponse,
 716                     std::vector<ui::SelectedFileInfo>)
 717
 718 // Provides the results of directory enumeration.
 719 IPC_MESSAGE_ROUTED2(ViewMsg_EnumerateDirectoryResponse,
 720                     int /* request_id */,
 721                     std::vector<base::FilePath> /* files_in_directory */)
 722
 723 // When a renderer sends a ViewHostMsg_Focus to the browser process,
 724 // the browser has the option of sending a ViewMsg_CantFocus back to
 725 // the renderer.
 726 IPC_MESSAGE_ROUTED0(ViewMsg_CantFocus)
 727
 728 // Tells the renderer to suppress any further modal dialogs until it receives a
 729 // corresponding ViewMsg_SwapOut message.  This ensures that no
 730 // PageGroupLoadDeferrer is on the stack for SwapOut.
 731 IPC_MESSAGE_ROUTED0(ViewMsg_SuppressDialogsUntilSwapOut)
 732
 733 // Instructs the renderer to close the current page, including running the
 734 // onunload event handler.
 735 //
 736 // Expects a ClosePage_ACK message when finished.
 737 IPC_MESSAGE_ROUTED0(ViewMsg_ClosePage)
 738
 739 // Notifies the renderer about ui theme changes
 740 IPC_MESSAGE_ROUTED0(ViewMsg_ThemeChanged)
 741
 742 // Notifies the renderer that a paint is to be generated for the rectangle
 743 // passed in.
 744 IPC_MESSAGE_ROUTED1(ViewMsg_Repaint,
 745                     gfx::Size /* The view size to be repainted */)
 746
 747 // Notification that a move or resize renderer's containing window has
 748 // started.
 749 IPC_MESSAGE_ROUTED0(ViewMsg_MoveOrResizeStarted)
 750
 751 IPC_MESSAGE_ROUTED2(ViewMsg_UpdateScreenRects,
 752                     gfx::Rect /* view_screen_rect */,
 753                     gfx::Rect /* window_screen_rect */)
 754
 755 // Reply to ViewHostMsg_RequestMove, ViewHostMsg_ShowView, and
 756 // ViewHostMsg_ShowWidget to inform the renderer that the browser has
 757 // processed the move.  The browser may have ignored the move, but it finished
 758 // processing.  This is used because the renderer keeps a temporary cache of
 759 // the widget position while these asynchronous operations are in progress.
 760 IPC_MESSAGE_ROUTED0(ViewMsg_Move_ACK)
 761
 762 // Used to instruct the RenderView to send back updates to the preferred size.
 763 IPC_MESSAGE_ROUTED0(ViewMsg_EnablePreferredSizeChangedMode)
 764
 765 // Used to instruct the RenderView to automatically resize and send back
 766 // updates for the new size.
 767 IPC_MESSAGE_ROUTED2(ViewMsg_EnableAutoResize,
 768                     gfx::Size /* min_size */,
 769                     gfx::Size /* max_size */)
 770
 771 // Used to instruct the RenderView to disalbe automatically resize.
 772 IPC_MESSAGE_ROUTED1(ViewMsg_DisableAutoResize,
 773                     gfx::Size /* new_size */)
 774
 775 // Changes the text direction of the currently selected input field (if any).
 776 IPC_MESSAGE_ROUTED1(ViewMsg_SetTextDirection,
 777                     blink::WebTextDirection /* direction */)
 778
 779 // Tells the renderer to clear the focused element (if any).
 780 IPC_MESSAGE_ROUTED0(ViewMsg_ClearFocusedElement)
 781
 782 // Make the RenderView background transparent or opaque.
 783 IPC_MESSAGE_ROUTED1(ViewMsg_SetBackgroundOpaque, bool /* opaque */)
 784
 785 // Used to tell the renderer not to add scrollbars with height and
 786 // width below a threshold.
 787 IPC_MESSAGE_ROUTED1(ViewMsg_DisableScrollbarsForSmallWindows,
 788                     gfx::Size /* disable_scrollbar_size_limit */)
 789
 790 // Activate/deactivate the RenderView (i.e., set its controls' tint
 791 // accordingly, etc.).
 792 IPC_MESSAGE_ROUTED1(ViewMsg_SetActive,
 793                     bool /* active */)
 794
 795 // Response message to ViewHostMsg_CreateWorker.
 796 // Sent when the worker has started.
 797 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerCreated)
 798
 799 // Sent when the worker failed to load the worker script.
 800 // In normal cases, this message is sent after ViewMsg_WorkerCreated is sent.
 801 // But if the shared worker of the same URL already exists and it has failed
 802 // to load the script, when the renderer send ViewHostMsg_CreateWorker before
 803 // the shared worker is killed only ViewMsg_WorkerScriptLoadFailed is sent.
 804 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerScriptLoadFailed)
 805
 806 // Sent when the worker has connected.
 807 // This message is sent only if the worker successfully loaded the script.
 808 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerConnected)
 809
 810 // Tells the renderer that the network type has changed so that navigator.onLine
 811 // and navigator.connection can be updated.
 812 IPC_MESSAGE_CONTROL1(ViewMsg_NetworkTypeChanged,
 813                      net::NetworkChangeNotifier::ConnectionType /* type */)
 814
 815 #if defined(ENABLE_PLUGINS)
 816 // Reply to ViewHostMsg_OpenChannelToPpapiBroker
 817 // Tells the renderer that the channel to the broker has been created.
 818 IPC_MESSAGE_ROUTED2(ViewMsg_PpapiBrokerChannelCreated,
 819                     base::ProcessId /* broker_pid */,
 820                     IPC::ChannelHandle /* handle */)
 821
 822 // Reply to ViewHostMsg_RequestPpapiBrokerPermission.
 823 // Tells the renderer whether permission to access to PPAPI broker was granted
 824 // or not.
 825 IPC_MESSAGE_ROUTED1(ViewMsg_PpapiBrokerPermissionResult,
 826                     bool /* result */)
 827
 828 // Tells the renderer to empty its plugin list cache, optional reloading
 829 // pages containing plugins.
 830 IPC_MESSAGE_CONTROL1(ViewMsg_PurgePluginListCache,
 831                      bool /* reload_pages */)
 832 #endif
 833
 834 // Used to instruct the RenderView to go into "view source" mode.
 835 IPC_MESSAGE_ROUTED0(ViewMsg_EnableViewSourceMode)
 836
 837 // Instructs the renderer to save the current page to MHTML.
 838 IPC_MESSAGE_ROUTED2(ViewMsg_SavePageAsMHTML,
 839                     int /* job_id */,
 840                     IPC::PlatformFileForTransit /* file handle */)
 841
 842 // Temporary message to diagnose an unexpected condition in WebContentsImpl.
 843 IPC_MESSAGE_CONTROL1(ViewMsg_TempCrashWithData,
 844                      GURL /* data */)
 845
 846 // An acknowledge to ViewHostMsg_MultipleTargetsTouched to notify the renderer
 847 // process to release the magnified image.
 848 IPC_MESSAGE_ROUTED1(ViewMsg_ReleaseDisambiguationPopupBitmap,
 849                     cc::SharedBitmapId /* id */)
 850
 851 // Notifies the renderer that a snapshot has been retrieved.
 852 IPC_MESSAGE_ROUTED3(ViewMsg_WindowSnapshotCompleted,
 853                     int /* snapshot_id */,
 854                     gfx::Size /* size */,
 855                     std::vector<unsigned char> /* png */)
 856
 857 // Fetches complete rendered content of a web page as plain text.
 858 IPC_MESSAGE_ROUTED0(ViewMsg_GetRenderedText)
 859
 860 #if defined(OS_MACOSX)
 861 IPC_ENUM_TRAITS_MAX_VALUE(blink::ScrollerStyle, blink::ScrollerStyleOverlay)
 862
 863 // Notification of a change in scrollbar appearance and/or behavior.
 864 IPC_MESSAGE_CONTROL5(ViewMsg_UpdateScrollbarTheme,
 865                      float /* initial_button_delay */,
 866                      float /* autoscroll_button_delay */,
 867                      bool /* jump_on_track_click */,
 868                      blink::ScrollerStyle /* preferred_scroller_style */,
 869                      bool /* redraw */)
 870 #endif
 871
 872 #if defined(OS_ANDROID)
 873 // Tells the renderer to suspend/resume the webkit timers.
 874 IPC_MESSAGE_CONTROL1(ViewMsg_SetWebKitSharedTimersSuspended,
 875                      bool /* suspend */)
 876
 877 // Sent when the browser wants the bounding boxes of the current find matches.
 878 //
 879 // If match rects are already cached on the browser side, |current_version|
 880 // should be the version number from the ViewHostMsg_FindMatchRects_Reply
 881 // they came in, so the renderer can tell if it needs to send updated rects.
 882 // Otherwise just pass -1 to always receive the list of rects.
 883 //
 884 // There must be an active search string (it is probably most useful to call
 885 // this immediately after a ViewHostMsg_Find_Reply message arrives with
 886 // final_update set to true).
 887 IPC_MESSAGE_ROUTED1(ViewMsg_FindMatchRects,
 888                     int /* current_version */)
 889
 890 // Notifies the renderer whether hiding/showing the top controls is enabled
 891 // and whether or not to animate to the proper state.
 892 IPC_MESSAGE_ROUTED3(ViewMsg_UpdateTopControlsState,
 893                     bool /* enable_hiding */,
 894                     bool /* enable_showing */,
 895                     bool /* animate */)
 896
 897 IPC_MESSAGE_ROUTED0(ViewMsg_ShowImeIfNeeded)
 898
 899 // Sent by the browser when the renderer should generate a new frame.
 900 IPC_MESSAGE_ROUTED1(ViewMsg_BeginFrame,
 901                     cc::BeginFrameArgs /* args */)
 902
 903 // Sent by the browser when an IME update that requires acknowledgement has been
 904 // processed on the browser side.
 905 IPC_MESSAGE_ROUTED0(ViewMsg_ImeEventAck)
 906
 907 // Extracts the data at the given rect, returning it through the
 908 // ViewHostMsg_SmartClipDataExtracted IPC.
 909 IPC_MESSAGE_ROUTED1(ViewMsg_ExtractSmartClipData,
 910                     gfx::Rect /* rect */)
 911
 912 #elif defined(OS_MACOSX)
 913 // Let the RenderView know its window has changed visibility.
 914 IPC_MESSAGE_ROUTED1(ViewMsg_SetWindowVisibility,
 915                     bool /* visibile */)
 916
 917 // Let the RenderView know its window's frame has changed.
 918 IPC_MESSAGE_ROUTED2(ViewMsg_WindowFrameChanged,
 919                     gfx::Rect /* window frame */,
 920                     gfx::Rect /* content view frame */)
 921
 922 // Message sent from the browser to the renderer when the user starts or stops
 923 // resizing the view.
 924 IPC_MESSAGE_ROUTED1(ViewMsg_SetInLiveResize,
 925                     bool /* enable */)
 926
 927 // Tell the renderer that plugin IME has completed.
 928 IPC_MESSAGE_ROUTED2(ViewMsg_PluginImeCompositionCompleted,
 929                     base::string16 /* text */,
 930                     int /* plugin_id */)
 931 #endif
 932
 933 // Sent by the browser as a reply to ViewHostMsg_SwapCompositorFrame.
 934 IPC_MESSAGE_ROUTED2(ViewMsg_SwapCompositorFrameAck,
 935                     uint32 /* output_surface_id */,
 936                     cc::CompositorFrameAck /* ack */)
 937
 938 // Sent by browser to tell renderer compositor that some resources that were
 939 // given to the browser in a swap are not being used anymore.
 940 IPC_MESSAGE_ROUTED2(ViewMsg_ReclaimCompositorResources,
 941                     uint32 /* output_surface_id */,
 942                     cc::CompositorFrameAck /* ack */)
 943
 944 IPC_MESSAGE_ROUTED0(ViewMsg_SelectWordAroundCaret)
 945
 946 // Sent by the browser to ask the renderer to redraw.
 947 // If |request_id| is not zero, it is added to the forced frame's latency info
 948 // as ui::WINDOW_SNAPSHOT_FRAME_NUMBER_COMPONENT.
 949 IPC_MESSAGE_ROUTED1(ViewMsg_ForceRedraw,
 950                     int /* request_id */)
 951
 952 // -----------------------------------------------------------------------------
 953 // Messages sent from the renderer to the browser.
 954
 955 // Sent by the renderer when it is creating a new window.  The browser creates
 956 // a tab for it and responds with a ViewMsg_CreatingNew_ACK.  If route_id is
 957 // MSG_ROUTING_NONE, the view couldn't be created.
 958 IPC_SYNC_MESSAGE_CONTROL1_4(ViewHostMsg_CreateWindow,
 959                             ViewHostMsg_CreateWindow_Params,
 960                             int /* route_id */,
 961                             int /* main_frame_route_id */,
 962                             int32 /* surface_id */,
 963                             int64 /* cloned_session_storage_namespace_id */)
 964
 965 // Similar to ViewHostMsg_CreateWindow, except used for sub-widgets, like
 966 // <select> dropdowns.  This message is sent to the WebContentsImpl that
 967 // contains the widget being created.
 968 IPC_SYNC_MESSAGE_CONTROL2_2(ViewHostMsg_CreateWidget,
 969                             int /* opener_id */,
 970                             blink::WebPopupType /* popup type */,
 971                             int /* route_id */,
 972                             int32 /* surface_id */)
 973
 974 // Similar to ViewHostMsg_CreateWidget except the widget is a full screen
 975 // window.
 976 IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_CreateFullscreenWidget,
 977                             int /* opener_id */,
 978                             int /* route_id */,
 979                             int32 /* surface_id */)
 980
 981 // Asks the browser for a unique routing ID.
 982 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GenerateRoutingID,
 983                             int /* routing_id */)
 984
 985 // Asks the browser for the default audio hardware configuration.
 986 IPC_SYNC_MESSAGE_CONTROL0_2(ViewHostMsg_GetAudioHardwareConfig,
 987                             media::AudioParameters /* input parameters */,
 988                             media::AudioParameters /* output parameters */)
 989
 990 // Asks the browser for the renderer process memory size stats.
 991 IPC_SYNC_MESSAGE_CONTROL0_2(ViewHostMsg_GetProcessMemorySizes,
 992                             size_t /* private_bytes */,
 993                             size_t /* shared_bytes */)
 994
 995 // These three messages are sent to the parent RenderViewHost to display the
 996 // page/widget that was created by
 997 // CreateWindow/CreateWidget/CreateFullscreenWidget. routing_id
 998 // refers to the id that was returned from the Create message above.
 999 // The initial_position parameter is a rectangle in screen coordinates.
1000 //
1001 // FUTURE: there will probably be flags here to control if the result is
1002 // in a new window.
1003 IPC_MESSAGE_ROUTED4(ViewHostMsg_ShowView,
1004                     int /* route_id */,
1005                     WindowOpenDisposition /* disposition */,
1006                     gfx::Rect /* initial_pos */,
1007                     bool /* opened_by_user_gesture */)
1008
1009 IPC_MESSAGE_ROUTED2(ViewHostMsg_ShowWidget,
1010                     int /* route_id */,
1011                     gfx::Rect /* initial_pos */)
1012
1013 // Message to show a full screen widget.
1014 IPC_MESSAGE_ROUTED1(ViewHostMsg_ShowFullscreenWidget,
1015                     int /* route_id */)
1016
1017 // This message is sent after ViewHostMsg_ShowView to cause the RenderView
1018 // to run in a modal fashion until it is closed.
1019 IPC_SYNC_MESSAGE_ROUTED1_0(ViewHostMsg_RunModal,
1020                            int /* opener_id */)
1021
1022 // Indicates the renderer is ready in response to a ViewMsg_New or
1023 // a ViewMsg_CreatingNew_ACK.
1024 IPC_MESSAGE_ROUTED0(ViewHostMsg_RenderViewReady)
1025
1026 // Indicates the renderer process is gone.  This actually is sent by the
1027 // browser process to itself, but keeps the interface cleaner.
1028 IPC_MESSAGE_ROUTED2(ViewHostMsg_RenderProcessGone,
1029                     int, /* this really is base::TerminationStatus */
1030                     int /* exit_code */)
1031
1032 // Sent by the renderer process to request that the browser close the view.
1033 // This corresponds to the window.close() API, and the browser may ignore
1034 // this message.  Otherwise, the browser will generates a ViewMsg_Close
1035 // message to close the view.
1036 IPC_MESSAGE_ROUTED0(ViewHostMsg_Close)
1037
1038 // Send in response to a ViewMsg_UpdateScreenRects so that the renderer can
1039 // throttle these messages.
1040 IPC_MESSAGE_ROUTED0(ViewHostMsg_UpdateScreenRects_ACK)
1041
1042 // Sent by the renderer process to request that the browser move the view.
1043 // This corresponds to the window.resizeTo() and window.moveTo() APIs, and
1044 // the browser may ignore this message.
1045 IPC_MESSAGE_ROUTED1(ViewHostMsg_RequestMove,
1046                     gfx::Rect /* position */)
1047
1048 // Result of string search in the page.
1049 // Response to ViewMsg_Find with the results of the requested find-in-page
1050 // search, the number of matches found and the selection rect (in screen
1051 // coordinates) for the string found. If |final_update| is false, it signals
1052 // that this is not the last Find_Reply message - more will be sent as the
1053 // scoping effort continues.
1054 IPC_MESSAGE_ROUTED5(ViewHostMsg_Find_Reply,
1055                     int /* request_id */,
1056                     int /* number of matches */,
1057                     gfx::Rect /* selection_rect */,
1058                     int /* active_match_ordinal */,
1059                     bool /* final_update */)
1060
1061 // Indicates that the render view has been closed in respose to a
1062 // Close message.
1063 IPC_MESSAGE_CONTROL1(ViewHostMsg_Close_ACK,
1064                      int /* old_route_id */)
1065
1066 // Indicates that the current page has been closed, after a ClosePage
1067 // message.
1068 IPC_MESSAGE_ROUTED0(ViewHostMsg_ClosePage_ACK)
1069
1070 // Notifies the browser that we have session history information.
1071 // page_id: unique ID that allows us to distinguish between history entries.
1072 IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateState,
1073                     int32 /* page_id */,
1074                     content::PageState /* state */)
1075
1076 // Notifies the browser that we want to show a destination url for a potential
1077 // action (e.g. when the user is hovering over a link).
1078 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateTargetURL,
1079                     GURL)
1080
1081 // Sent when the document element is available for the top-level frame.  This
1082 // happens after the page starts loading, but before all resources are
1083 // finished.
1084 IPC_MESSAGE_ROUTED1(ViewHostMsg_DocumentAvailableInMainFrame,
1085                     bool /* uses_temporary_zoom_level */)
1086
1087 // Sent when the renderer loads a resource from its memory cache.
1088 // The security info is non empty if the resource was originally loaded over
1089 // a secure connection.
1090 // Note: May only be sent once per URL per frame per committed load.
1091 IPC_MESSAGE_ROUTED5(ViewHostMsg_DidLoadResourceFromMemoryCache,
1092                     GURL /* url */,
1093                     std::string  /* security info */,
1094                     std::string  /* http method */,
1095                     std::string  /* mime type */,
1096                     content::ResourceType /* resource type */)
1097
1098 // Sent when the renderer displays insecure content in a secure page.
1099 IPC_MESSAGE_ROUTED0(ViewHostMsg_DidDisplayInsecureContent)
1100
1101 // Sent when the renderer runs insecure content in a secure origin.
1102 IPC_MESSAGE_ROUTED2(ViewHostMsg_DidRunInsecureContent,
1103                     std::string  /* security_origin */,
1104                     GURL         /* target URL */)
1105
1106 // Sent to update part of the view.  In response to this message, the host
1107 // generates a ViewMsg_UpdateRect_ACK message.
1108 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateRect,
1109                     ViewHostMsg_UpdateRect_Params)
1110
1111 IPC_MESSAGE_ROUTED0(ViewHostMsg_Focus)
1112 IPC_MESSAGE_ROUTED0(ViewHostMsg_Blur)
1113
1114 // Message sent from renderer to the browser when focus changes inside the
1115 // webpage. The parameter says whether the newly focused element needs
1116 // keyboard input (true for textfields, text areas and content editable divs).
1117 IPC_MESSAGE_ROUTED1(ViewHostMsg_FocusedNodeChanged,
1118     bool /* is_editable_node */)
1119
1120 IPC_MESSAGE_ROUTED1(ViewHostMsg_SetCursor, content::WebCursor)
1121
1122 // Used to set a cookie. The cookie is set asynchronously, but will be
1123 // available to a subsequent ViewHostMsg_GetCookies request.
1124 IPC_MESSAGE_CONTROL4(ViewHostMsg_SetCookie,
1125                      int /* render_frame_id */,
1126                      GURL /* url */,
1127                      GURL /* first_party_for_cookies */,
1128                      std::string /* cookie */)
1129
1130 // Used to get cookies for the given URL. This may block waiting for a
1131 // previous SetCookie message to be processed.
1132 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_GetCookies,
1133                             int /* render_frame_id */,
1134                             GURL /* url */,
1135                             GURL /* first_party_for_cookies */,
1136                             std::string /* cookies */)
1137
1138 // Used to get raw cookie information for the given URL. This may block
1139 // waiting for a previous SetCookie message to be processed.
1140 IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_GetRawCookies,
1141                             GURL /* url */,
1142                             GURL /* first_party_for_cookies */,
1143                             std::vector<content::CookieData>
1144                                 /* raw_cookies */)
1145
1146 // Used to delete cookie for the given URL and name
1147 IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_DeleteCookie,
1148                             GURL /* url */,
1149                             std::string /* cookie_name */)
1150
1151 // Used to check if cookies are enabled for the given URL. This may block
1152 // waiting for a previous SetCookie message to be processed.
1153 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_CookiesEnabled,
1154                             int /* render_frame_id */,
1155                             GURL /* url */,
1156                             GURL /* first_party_for_cookies */,
1157                             bool /* cookies_enabled */)
1158
1159 // Used to get the list of plugins
1160 IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_GetPlugins,
1161     bool /* refresh*/,
1162     std::vector<content::WebPluginInfo> /* plugins */)
1163
1164 #if defined(OS_WIN)
1165 IPC_MESSAGE_ROUTED1(ViewHostMsg_WindowlessPluginDummyWindowCreated,
1166                     gfx::NativeViewId /* dummy_activation_window */)
1167
1168 IPC_MESSAGE_ROUTED1(ViewHostMsg_WindowlessPluginDummyWindowDestroyed,
1169                     gfx::NativeViewId /* dummy_activation_window */)
1170
1171 // Asks the browser for the user's monitor profile.
1172 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GetMonitorColorProfile,
1173                             std::vector<char> /* profile */)
1174 #endif
1175
1176 // Get the list of proxies to use for |url|, as a semicolon delimited list
1177 // of "<TYPE> <HOST>:<PORT>" | "DIRECT".
1178 IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_ResolveProxy,
1179                             GURL /* url */,
1180                             bool /* result */,
1181                             std::string /* proxy list */)
1182
1183 // A renderer sends this to the browser process when it wants to create a
1184 // worker.  The browser will create the worker process if necessary, and
1185 // will return the route id on success.  On error returns MSG_ROUTING_NONE.
1186 IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_CreateWorker,
1187                             ViewHostMsg_CreateWorker_Params,
1188                             int /* route_id */)
1189
1190 // A renderer sends this to the browser process when a document has been
1191 // detached. The browser will use this to constrain the lifecycle of worker
1192 // processes (SharedWorkers are shut down when their last associated document
1193 // is detached).
1194 IPC_MESSAGE_CONTROL1(ViewHostMsg_DocumentDetached,
1195                      uint64 /* document_id */)
1196
1197 // Wraps an IPC message that's destined to the worker on the renderer->browser
1198 // hop.
1199 IPC_MESSAGE_CONTROL1(ViewHostMsg_ForwardToWorker,
1200                      IPC::Message /* message */)
1201
1202 // Tells the browser that a specific Appcache manifest in the current page
1203 // was accessed.
1204 IPC_MESSAGE_ROUTED2(ViewHostMsg_AppCacheAccessed,
1205                     GURL /* manifest url */,
1206                     bool /* blocked by policy */)
1207
1208 // Initiates a download based on user actions like 'ALT+click'.
1209 IPC_MESSAGE_CONTROL4(ViewHostMsg_DownloadUrl,
1210                      int /* render_view_id */,
1211                      GURL /* url */,
1212                      content::Referrer /* referrer */,
1213                      base::string16 /* suggested_name */)
1214
1215 // Used to go to the session history entry at the given offset (ie, -1 will
1216 // return the "back" item).
1217 IPC_MESSAGE_ROUTED1(ViewHostMsg_GoToEntryAtOffset,
1218                     int /* offset (from current) of history item to get */)
1219
1220 // Sent from an inactive renderer for the browser to route to the active
1221 // renderer, instructing it to close.
1222 IPC_MESSAGE_ROUTED0(ViewHostMsg_RouteCloseEvent)
1223
1224 // Sent to the browser from an inactive renderer to post a message to the
1225 // active renderer.
1226 IPC_MESSAGE_ROUTED1(ViewHostMsg_RouteMessageEvent,
1227                     ViewMsg_PostMessage_Params)
1228
1229 // Notifies that the preferred size of the content changed.
1230 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidContentsPreferredSizeChange,
1231                     gfx::Size /* pref_size */)
1232
1233 // Notifies whether there are JavaScript touch event handlers or not.
1234 IPC_MESSAGE_ROUTED1(ViewHostMsg_HasTouchEventHandlers,
1235                     bool /* has_handlers */)
1236
1237 // A message from HTML-based UI.  When (trusted) Javascript calls
1238 // send(message, args), this message is sent to the browser.
1239 IPC_MESSAGE_ROUTED3(ViewHostMsg_WebUISend,
1240                     GURL /* source_url */,
1241                     std::string  /* message */,
1242                     base::ListValue /* args */)
1243
1244 #if defined(ENABLE_PLUGINS)
1245 // A renderer sends this to the browser process when it wants to create a ppapi
1246 // plugin.  The browser will create the plugin process if necessary, and will
1247 // return a handle to the channel on success.
1248 //
1249 // The plugin_child_id is the ChildProcessHost ID assigned in the browser
1250 // process. This ID is valid only in the context of the browser process and is
1251 // used to identify the proper process when the renderer notifies it that the
1252 // plugin is hung.
1253 //
1254 // On error an empty string and null handles are returned.
1255 IPC_SYNC_MESSAGE_CONTROL1_3(ViewHostMsg_OpenChannelToPepperPlugin,
1256                             base::FilePath /* path */,
1257                             IPC::ChannelHandle /* handle to channel */,
1258                             base::ProcessId /* plugin_pid */,
1259                             int /* plugin_child_id */)
1260
1261 // Notification that a plugin has created a new plugin instance. The parameters
1262 // indicate:
1263 // -The plugin process ID that we're creating the instance for.
1264 // -The instance ID of the instance being created.
1265 // -A PepperRendererInstanceData struct which contains properties from the
1266 // renderer which are associated with the plugin instance. This includes the
1267 // routing ID of the associated render view and the URL of plugin.
1268 // -Whether the plugin we're creating an instance for is external or internal.
1269 //
1270 // This message must be sync even though it returns no parameters to avoid
1271 // a race condition with the plugin process. The plugin process sends messages
1272 // to the browser that assume the browser knows about the instance. We need to
1273 // make sure that the browser actually knows about the instance before we tell
1274 // the plugin to run.
1275 IPC_SYNC_MESSAGE_CONTROL4_0(
1276     ViewHostMsg_DidCreateOutOfProcessPepperInstance,
1277     int /* plugin_child_id */,
1278     int32 /* pp_instance */,
1279     content::PepperRendererInstanceData /* creation_data */,
1280     bool /* is_external */)
1281
1282 // Notification that a plugin has destroyed an instance. This is the opposite of
1283 // the "DidCreate" message above.
1284 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidDeleteOutOfProcessPepperInstance,
1285                      int /* plugin_child_id */,
1286                      int32 /* pp_instance */,
1287                      bool /* is_external */)
1288
1289 // Message from the renderer to the browser indicating the in-process instance
1290 // has been created.
1291 IPC_MESSAGE_CONTROL2(ViewHostMsg_DidCreateInProcessInstance,
1292                      int32 /* instance */,
1293                      content::PepperRendererInstanceData /* instance_data */)
1294
1295 // Message from the renderer to the browser indicating the in-process instance
1296 // has been destroyed.
1297 IPC_MESSAGE_CONTROL1(ViewHostMsg_DidDeleteInProcessInstance,
1298                      int32 /* instance */)
1299
1300 // A renderer sends this to the browser process when it wants to
1301 // create a ppapi broker.  The browser will create the broker process
1302 // if necessary, and will return a handle to the channel on success.
1303 // On error an empty string is returned.
1304 // The browser will respond with ViewMsg_PpapiBrokerChannelCreated.
1305 IPC_MESSAGE_CONTROL2(ViewHostMsg_OpenChannelToPpapiBroker,
1306                      int /* routing_id */,
1307                      base::FilePath /* path */)
1308
1309 // A renderer sends this to the browser process when it wants to access a PPAPI
1310 // broker. In contrast to ViewHostMsg_OpenChannelToPpapiBroker, this is called
1311 // for every connection.
1312 // The browser will respond with ViewMsg_PpapiBrokerPermissionResult.
1313 IPC_MESSAGE_ROUTED3(ViewHostMsg_RequestPpapiBrokerPermission,
1314                     int /* routing_id */,
1315                     GURL /* document_url */,
1316                     base::FilePath /* plugin_path */)
1317 #endif  // defined(ENABLE_PLUGINS)
1318
1319 // Send the tooltip text for the current mouse position to the browser.
1320 IPC_MESSAGE_ROUTED2(ViewHostMsg_SetTooltipText,
1321                     base::string16 /* tooltip text string */,
1322                     blink::WebTextDirection /* text direction hint */)
1323
1324 IPC_MESSAGE_ROUTED0(ViewHostMsg_SelectRange_ACK)
1325 IPC_MESSAGE_ROUTED0(ViewHostMsg_MoveCaret_ACK)
1326
1327 // Notification that the text selection has changed.
1328 // Note: The secound parameter is the character based offset of the
1329 // base::string16
1330 // text in the document.
1331 IPC_MESSAGE_ROUTED3(ViewHostMsg_SelectionChanged,
1332                     base::string16 /* text covers the selection range */,
1333                     size_t /* the offset of the text in the document */,
1334                     gfx::Range /* selection range in the document */)
1335
1336 // Notification that the selection bounds have changed.
1337 IPC_MESSAGE_ROUTED1(ViewHostMsg_SelectionBoundsChanged,
1338                     ViewHostMsg_SelectionBounds_Params)
1339
1340 // Asks the browser to display the file chooser.  The result is returned in a
1341 // ViewMsg_RunFileChooserResponse message.
1342 IPC_MESSAGE_ROUTED1(ViewHostMsg_RunFileChooser,
1343                     content::FileChooserParams)
1344
1345 // Asks the browser to enumerate a directory.  This is equivalent to running
1346 // the file chooser in directory-enumeration mode and having the user select
1347 // the given directory.  The result is returned in a
1348 // ViewMsg_EnumerateDirectoryResponse message.
1349 IPC_MESSAGE_ROUTED2(ViewHostMsg_EnumerateDirectory,
1350                     int /* request_id */,
1351                     base::FilePath /* file_path */)
1352
1353 // Asks the browser to save a image (for <canvas> or <img>) from a data URL.
1354 // Note: |data_url| is the contents of a data:URL, and that it's represented as
1355 // a string only to work around size limitations for GURLs in IPC messages.
1356 IPC_MESSAGE_CONTROL2(ViewHostMsg_SaveImageFromDataURL,
1357                      int /* render_view_id */,
1358                      std::string /* data_url */)
1359
1360 // Tells the browser to move the focus to the next (previous if reverse is
1361 // true) focusable element.
1362 IPC_MESSAGE_ROUTED1(ViewHostMsg_TakeFocus,
1363                     bool /* reverse */)
1364
1365 // Required for opening a date/time dialog
1366 IPC_MESSAGE_ROUTED1(ViewHostMsg_OpenDateTimeDialog,
1367                     ViewHostMsg_DateTimeDialogValue_Params /* value */)
1368
1369 // Required for updating text input state.
1370 IPC_MESSAGE_ROUTED1(ViewHostMsg_TextInputStateChanged,
1371                     ViewHostMsg_TextInputState_Params /* input state params */)
1372
1373 // Sent when the renderer changes the zoom level for a particular url, so the
1374 // browser can update its records.  If the view is a plugin doc, then url is
1375 // used to update the zoom level for all pages in that site.  Otherwise, the
1376 // render view's id is used so that only the menu is updated.
1377 IPC_MESSAGE_ROUTED2(ViewHostMsg_DidZoomURL,
1378                     double /* zoom_level */,
1379                     GURL /* url */)
1380
1381 // Updates the minimum/maximum allowed zoom percent for this tab from the
1382 // default values.  If |remember| is true, then the zoom setting is applied to
1383 // other pages in the site and is saved, otherwise it only applies to this
1384 // tab.
1385 IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateZoomLimits,
1386                     int /* minimum_percent */,
1387                     int /* maximum_percent */)
1388
1389 // Notify the browser that this render process can or can't be suddenly
1390 // terminated.
1391 IPC_MESSAGE_CONTROL1(ViewHostMsg_SuddenTerminationChanged,
1392                      bool /* enabled */)
1393
1394 IPC_MESSAGE_ROUTED3(
1395     ViewHostMsg_SwapCompositorFrame,
1396     uint32 /* output_surface_id */,
1397     cc::CompositorFrame /* frame */,
1398     std::vector<IPC::Message> /* messages_to_deliver_with_frame */)
1399
1400 // Sent by the compositor when a flinging animation is stopped.
1401 IPC_MESSAGE_ROUTED0(ViewHostMsg_DidStopFlinging)
1402
1403 //---------------------------------------------------------------------------
1404 // Request for cryptographic operation messages:
1405 // These are messages from the renderer to the browser to perform a
1406 // cryptographic operation.
1407
1408 // Asks the browser process to generate a keypair for grabbing a client
1409 // certificate from a CA (<keygen> tag), and returns the signed public
1410 // key and challenge string.
1411 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_Keygen,
1412                             uint32 /* key size index */,
1413                             std::string /* challenge string */,
1414                             GURL /* URL of requestor */,
1415                             std::string /* signed public key and challenge */)
1416
1417 // Message sent from the renderer to the browser to request that the browser
1418 // cache |data| associated with |url|.
1419 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidGenerateCacheableMetadata,
1420                      GURL /* url */,
1421                      double /* expected_response_time */,
1422                      std::vector<char> /* data */)
1423
1424 // Register a new handler for URL requests with the given scheme.
1425 IPC_MESSAGE_ROUTED4(ViewHostMsg_RegisterProtocolHandler,
1426                     std::string /* scheme */,
1427                     GURL /* url */,
1428                     base::string16 /* title */,
1429                     bool /* user_gesture */)
1430
1431 // Unregister the registered handler for URL requests with the given scheme.
1432 IPC_MESSAGE_ROUTED3(ViewHostMsg_UnregisterProtocolHandler,
1433                     std::string /* scheme */,
1434                     GURL /* url */,
1435                     bool /* user_gesture */)
1436
1437 // Puts the browser into "tab fullscreen" mode for the sending renderer.
1438 // See the comment in chrome/browser/ui/browser.h for more details.
1439 IPC_MESSAGE_ROUTED1(ViewHostMsg_ToggleFullscreen,
1440                     bool /* enter_fullscreen */)
1441
1442 // Send back a string to be recorded by UserMetrics.
1443 IPC_MESSAGE_CONTROL1(ViewHostMsg_UserMetricsRecordAction,
1444                      std::string /* action */)
1445
1446 // Notifies the browser that the page was or was not saved as MHTML.
1447 IPC_MESSAGE_CONTROL2(ViewHostMsg_SavedPageAsMHTML,
1448                      int /* job_id */,
1449                      int64 /* size of the MHTML file, -1 if error */)
1450
1451 IPC_MESSAGE_ROUTED3(ViewHostMsg_SendCurrentPageAllSavableResourceLinks,
1452                     std::vector<GURL> /* all savable resource links */,
1453                     std::vector<content::Referrer> /* all referrers */,
1454                     std::vector<GURL> /* all frame links */)
1455
1456 IPC_MESSAGE_ROUTED3(ViewHostMsg_SendSerializedHtmlData,
1457                     GURL /* frame's url */,
1458                     std::string /* data buffer */,
1459                     int32 /* complete status */)
1460
1461 // Notifies the browser of an event occurring in the media pipeline.
1462 IPC_MESSAGE_CONTROL1(ViewHostMsg_MediaLogEvents,
1463                      std::vector<media::MediaLogEvent> /* events */)
1464
1465 // Requests to lock the mouse. Will result in a ViewMsg_LockMouse_ACK message
1466 // being sent back.
1467 // |privileged| is used by Pepper Flash. If this flag is set to true, we won't
1468 // pop up a bubble to ask for user permission or take mouse lock content into
1469 // account.
1470 IPC_MESSAGE_ROUTED3(ViewHostMsg_LockMouse,
1471                     bool /* user_gesture */,
1472                     bool /* last_unlocked_by_target */,
1473                     bool /* privileged */)
1474
1475 // Requests to unlock the mouse. A ViewMsg_MouseLockLost message will be sent
1476 // whenever the mouse is unlocked (which may or may not be caused by
1477 // ViewHostMsg_UnlockMouse).
1478 IPC_MESSAGE_ROUTED0(ViewHostMsg_UnlockMouse)
1479
1480 // Notifies that multiple touch targets may have been pressed, and to show
1481 // the disambiguation popup.
1482 IPC_MESSAGE_ROUTED3(ViewHostMsg_ShowDisambiguationPopup,
1483                     gfx::Rect, /* Border of touched targets */
1484                     gfx::Size, /* Size of zoomed image */
1485                     cc::SharedBitmapId /* id */)
1486
1487 // Sent by the renderer process to check whether client 3D APIs
1488 // (Pepper 3D, WebGL) are explicitly blocked.
1489 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_Are3DAPIsBlocked,
1490                             int /* render_view_id */,
1491                             GURL /* top_origin_url */,
1492                             content::ThreeDAPIType /* requester */,
1493                             bool /* blocked */)
1494
1495 // Sent by the renderer process to indicate that a context was lost by
1496 // client 3D content (Pepper 3D, WebGL) running on the page at the
1497 // given URL.
1498 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidLose3DContext,
1499                      GURL /* top_origin_url */,
1500                      content::ThreeDAPIType /* context_type */,
1501                      int /* arb_robustness_status_code */)
1502
1503 // Notifies the browser that document has parsed the body. This is used by the
1504 // ResourceScheduler as an indication that bandwidth contention won't block
1505 // first paint.
1506 IPC_MESSAGE_ROUTED0(ViewHostMsg_WillInsertBody)
1507
1508 // Notification that the urls for the favicon of a site has been determined.
1509 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateFaviconURL,
1510                     std::vector<content::FaviconURL> /* candidates */)
1511
1512 // Sent by the renderer to the browser to start a vibration with the given
1513 // duration.
1514 IPC_MESSAGE_CONTROL1(ViewHostMsg_Vibrate,
1515                      int64 /* milliseconds */)
1516
1517 // Sent by the renderer to the browser to cancel the currently running
1518 // vibration, if there is one.
1519 IPC_MESSAGE_CONTROL0(ViewHostMsg_CancelVibration)
1520
1521 // Message sent from renderer to the browser when the element that is focused
1522 // has been touched. A bool is passed in this message which indicates if the
1523 // node is editable.
1524 IPC_MESSAGE_ROUTED1(ViewHostMsg_FocusedNodeTouched,
1525                     bool /* editable */)
1526
1527 // Message sent from the renderer to the browser when an HTML form has failed
1528 // validation constraints.
1529 IPC_MESSAGE_ROUTED3(ViewHostMsg_ShowValidationMessage,
1530                     gfx::Rect /* anchor rectangle in root view coordinate */,
1531                     base::string16 /* validation message */,
1532                     base::string16 /* supplemental text */)
1533
1534 // Message sent from the renderer to the browser when a HTML form validation
1535 // message should be hidden from view.
1536 IPC_MESSAGE_ROUTED0(ViewHostMsg_HideValidationMessage)
1537
1538 // Message sent from the renderer to the browser when the suggested co-ordinates
1539 // of the anchor for a HTML form validation message have changed.
1540 IPC_MESSAGE_ROUTED1(ViewHostMsg_MoveValidationMessage,
1541                     gfx::Rect /* anchor rectangle in root view coordinate */)
1542
1543 #if defined(OS_ANDROID)
1544 // Response to ViewMsg_FindMatchRects.
1545 //
1546 // |version| will contain the current version number of the renderer's find
1547 // match list (incremented whenever they change), which should be passed in the
1548 // next call to ViewMsg_FindMatchRects.
1549 //
1550 // |rects| will either contain a list of the enclosing rects of all matches
1551 // found by the most recent Find operation, or will be empty if |version| is not
1552 // greater than the |current_version| passed to ViewMsg_FindMatchRects (hence
1553 // your locally cached rects should still be valid). The rect coords will be
1554 // custom normalized fractions of the document size. The rects will be sorted by
1555 // frame traversal order starting in the main frame, then by dom order.
1556 //
1557 // |active_rect| will contain the bounding box of the active find-in-page match
1558 // marker, in similarly normalized coords (or an empty rect if there isn't one).
1559 IPC_MESSAGE_ROUTED3(ViewHostMsg_FindMatchRects_Reply,
1560                     int /* version */,
1561                     std::vector<gfx::RectF> /* rects */,
1562                     gfx::RectF /* active_rect */)
1563
1564 // Start an android intent with the given URI.
1565 IPC_MESSAGE_ROUTED1(ViewHostMsg_StartContentIntent,
1566                     GURL /* content_url */)
1567
1568 // Message sent when the renderer changed the background color for the view.
1569 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidChangeBodyBackgroundColor,
1570                     uint32  /* bg_color */)
1571
1572 // This message runs the MediaCodec for decoding audio for webaudio.
1573 IPC_MESSAGE_CONTROL3(ViewHostMsg_RunWebAudioMediaCodec,
1574                      base::SharedMemoryHandle /* encoded_data_handle */,
1575                      base::FileDescriptor /* pcm_output */,
1576                      uint32_t /* data_size*/)
1577
1578 // Sent by renderer to request a ViewMsg_BeginFrame message for upcoming
1579 // display events. If |enabled| is true, the BeginFrame message will continue
1580 // to be be delivered until the notification is disabled.
1581 IPC_MESSAGE_ROUTED1(ViewHostMsg_SetNeedsBeginFrame,
1582                     bool /* enabled */)
1583
1584 // Reply to the ViewMsg_ExtractSmartClipData message.
1585 IPC_MESSAGE_ROUTED3(ViewHostMsg_SmartClipDataExtracted,
1586                     base::string16 /* text */,
1587                     base::string16 /* html */,
1588                     gfx::Rect /* rect */)
1589
1590 #elif defined(OS_MACOSX)
1591 // Request that the browser load a font into shared memory for us.
1592 IPC_SYNC_MESSAGE_CONTROL1_3(ViewHostMsg_LoadFont,
1593                            FontDescriptor /* font to load */,
1594                            uint32 /* buffer size */,
1595                            base::SharedMemoryHandle /* font data */,
1596                            uint32 /* font id */)
1597
1598 // Informs the browser that a plugin has gained or lost focus.
1599 IPC_MESSAGE_ROUTED2(ViewHostMsg_PluginFocusChanged,
1600                     bool, /* focused */
1601                     int /* plugin_id */)
1602
1603 // Instructs the browser to start plugin IME.
1604 IPC_MESSAGE_ROUTED0(ViewHostMsg_StartPluginIme)
1605
1606 // Receives content of a web page as plain text.
1607 IPC_MESSAGE_ROUTED1(ViewMsg_GetRenderedTextCompleted, std::string);
1608
1609 #elif defined(OS_WIN)
1610 // Request that the given font characters be loaded by the browser so it's
1611 // cached by the OS. Please see RenderMessageFilter::OnPreCacheFontCharacters
1612 // for details.
1613 IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_PreCacheFontCharacters,
1614                             LOGFONT /* font_data */,
1615                             base::string16 /* characters */)
1616 #endif
1617
1618 #if defined(OS_POSIX)
1619 // On POSIX, we cannot allocated shared memory from within the sandbox, so
1620 // this call exists for the renderer to ask the browser to allocate memory
1621 // on its behalf. We return a file descriptor to the POSIX shared memory.
1622 // If the |cache_in_browser| flag is |true|, then a copy of the shmem is kept
1623 // by the browser, and it is the caller's repsonsibility to send a
1624 // ViewHostMsg_FreeTransportDIB message in order to release the cached shmem.
1625 // In all cases, the caller is responsible for deleting the resulting
1626 // TransportDIB.
1627 IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_AllocTransportDIB,
1628                             uint32_t, /* bytes requested */
1629                             bool, /* cache in the browser */
1630                             TransportDIB::Handle /* DIB */)
1631
1632 // Since the browser keeps handles to the allocated transport DIBs, this
1633 // message is sent to tell the browser that it may release them when the
1634 // renderer is finished with them.
1635 IPC_MESSAGE_CONTROL1(ViewHostMsg_FreeTransportDIB,
1636                      TransportDIB::Id /* DIB id */)
1637 #endif
1638
1639 // Adding a new message? Stick to the sort order above: first platform
1640 // independent ViewMsg, then ifdefs for platform specific ViewMsg, then platform
1641 // independent ViewHostMsg, then ifdefs for platform specific ViewHostMsg.