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/date_time_suggestion.h"
  17 #include "content/common/frame_replication_state.h"
  18 #include "content/common/media/media_param_traits.h"
  19 #include "content/common/navigation_gesture.h"
  20 #include "content/common/view_message_enums.h"
  21 #include "content/common/webplugin_geometry.h"
  22 #include "content/public/common/common_param_traits.h"
  23 #include "content/public/common/favicon_url.h"
  24 #include "content/public/common/file_chooser_file_info.h"
  25 #include "content/public/common/file_chooser_params.h"
  26 #include "content/public/common/menu_item.h"
  27 #include "content/public/common/message_port_types.h"
  28 #include "content/public/common/page_state.h"
  29 #include "content/public/common/page_zoom.h"
  30 #include "content/public/common/referrer.h"
  31 #include "content/public/common/renderer_preferences.h"
  32 #include "content/public/common/stop_find_action.h"
  33 #include "content/public/common/three_d_api_types.h"
  34 #include "content/public/common/window_container_type.h"
  35 #include "ipc/ipc_channel_handle.h"
  36 #include "ipc/ipc_message_macros.h"
  37 #include "ipc/ipc_platform_file.h"
  38 #include "media/audio/audio_parameters.h"
  39 #include "media/base/channel_layout.h"
  40 #include "media/base/media_log_event.h"
  41 #include "net/base/network_change_notifier.h"
  42 #include "third_party/WebKit/public/platform/WebDisplayMode.h"
  43 #include "third_party/WebKit/public/platform/WebFloatPoint.h"
  44 #include "third_party/WebKit/public/platform/WebFloatRect.h"
  45 #include "third_party/WebKit/public/platform/WebScreenInfo.h"
  46 #include "third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationType.h"
  47 #include "third_party/WebKit/public/web/WebDeviceEmulationParams.h"
  48 #include "third_party/WebKit/public/web/WebFindOptions.h"
  49 #include "third_party/WebKit/public/web/WebMediaPlayerAction.h"
  50 #include "third_party/WebKit/public/web/WebPluginAction.h"
  51 #include "third_party/WebKit/public/web/WebPopupType.h"
  52 #include "third_party/WebKit/public/web/WebTextDirection.h"
  53 #include "third_party/skia/include/core/SkBitmap.h"
  54 #include "ui/base/ime/text_input_mode.h"
  55 #include "ui/base/ime/text_input_type.h"
  56 #include "ui/base/ui_base_types.h"
  57 #include "ui/gfx/geometry/point.h"
  58 #include "ui/gfx/geometry/rect.h"
  59 #include "ui/gfx/geometry/rect_f.h"
  60 #include "ui/gfx/geometry/vector2d.h"
  61 #include "ui/gfx/geometry/vector2d_f.h"
  62 #include "ui/gfx/ipc/gfx_param_traits.h"
  63 #include "ui/gfx/range/range.h"
  64
  65 #if defined(OS_MACOSX)
  66 #include "content/common/mac/font_descriptor.h"
  67 #include "third_party/WebKit/public/web/mac/WebScrollbarTheme.h"
  68 #endif
  69
  70 #if defined(ENABLE_PLUGINS)
  71 #include "content/common/pepper_renderer_instance_data.h"
  72 #endif
  73
  74 #undef IPC_MESSAGE_EXPORT
  75 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
  76
  77 #define IPC_MESSAGE_START ViewMsgStart
  78
  79 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebDeviceEmulationParams::ScreenPosition,
  80                           blink::WebDeviceEmulationParams::ScreenPositionLast)
  81 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebMediaPlayerAction::Type,
  82                           blink::WebMediaPlayerAction::Type::TypeLast)
  83 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebPluginAction::Type,
  84                           blink::WebPluginAction::Type::TypeLast)
  85 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebPopupType,
  86                           blink::WebPopupType::WebPopupTypeLast)
  87 // TODO(dcheng): Update WebScreenOrientationType to have a "Last" enum member.
  88 IPC_ENUM_TRAITS_MIN_MAX_VALUE(blink::WebScreenOrientationType,
  89                               blink::WebScreenOrientationUndefined,
  90                               blink::WebScreenOrientationLandscapeSecondary)
  91 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebTextDirection,
  92                           blink::WebTextDirection::WebTextDirectionLast)
  93 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebDisplayMode,
  94                           blink::WebDisplayMode::WebDisplayModeLast)
  95 IPC_ENUM_TRAITS_MAX_VALUE(WindowContainerType, WINDOW_CONTAINER_TYPE_MAX_VALUE)
  96 IPC_ENUM_TRAITS(content::FaviconURL::IconType)
  97 IPC_ENUM_TRAITS(content::FileChooserParams::Mode)
  98 IPC_ENUM_TRAITS(content::MenuItem::Type)
  99 IPC_ENUM_TRAITS_MAX_VALUE(content::NavigationGesture,
 100                           content::NavigationGestureLast)
 101 IPC_ENUM_TRAITS_MIN_MAX_VALUE(content::PageZoom,
 102                               content::PageZoom::PAGE_ZOOM_OUT,
 103                               content::PageZoom::PAGE_ZOOM_IN)
 104 IPC_ENUM_TRAITS_MAX_VALUE(gfx::FontRenderParams::Hinting,
 105                           gfx::FontRenderParams::HINTING_MAX)
 106 IPC_ENUM_TRAITS_MAX_VALUE(gfx::FontRenderParams::SubpixelRendering,
 107                           gfx::FontRenderParams::SUBPIXEL_RENDERING_MAX)
 108 IPC_ENUM_TRAITS_MAX_VALUE(content::TapMultipleTargetsStrategy,
 109                           content::TAP_MULTIPLE_TARGETS_STRATEGY_MAX)
 110 IPC_ENUM_TRAITS_MAX_VALUE(content::StopFindAction,
 111                           content::STOP_FIND_ACTION_LAST)
 112 IPC_ENUM_TRAITS_MAX_VALUE(content::ThreeDAPIType,
 113                           content::THREE_D_API_TYPE_LAST)
 114 IPC_ENUM_TRAITS_MAX_VALUE(media::MediaLogEvent::Type,
 115                           media::MediaLogEvent::TYPE_LAST)
 116 IPC_ENUM_TRAITS_MAX_VALUE(ui::TextInputMode, ui::TEXT_INPUT_MODE_MAX)
 117 IPC_ENUM_TRAITS_MAX_VALUE(ui::TextInputType, ui::TEXT_INPUT_TYPE_MAX)
 118
 119 #if defined(OS_MACOSX)
 120 IPC_ENUM_TRAITS_MAX_VALUE(blink::ScrollerStyle, blink::ScrollerStyleOverlay)
 121
 122 IPC_STRUCT_TRAITS_BEGIN(FontDescriptor)
 123   IPC_STRUCT_TRAITS_MEMBER(font_name)
 124   IPC_STRUCT_TRAITS_MEMBER(font_point_size)
 125 IPC_STRUCT_TRAITS_END()
 126 #endif
 127
 128 IPC_STRUCT_TRAITS_BEGIN(blink::WebFindOptions)
 129   IPC_STRUCT_TRAITS_MEMBER(forward)
 130   IPC_STRUCT_TRAITS_MEMBER(matchCase)
 131   IPC_STRUCT_TRAITS_MEMBER(findNext)
 132 IPC_STRUCT_TRAITS_END()
 133
 134 IPC_STRUCT_TRAITS_BEGIN(blink::WebMediaPlayerAction)
 135   IPC_STRUCT_TRAITS_MEMBER(type)
 136   IPC_STRUCT_TRAITS_MEMBER(enable)
 137 IPC_STRUCT_TRAITS_END()
 138
 139 IPC_STRUCT_TRAITS_BEGIN(blink::WebPluginAction)
 140   IPC_STRUCT_TRAITS_MEMBER(type)
 141   IPC_STRUCT_TRAITS_MEMBER(enable)
 142 IPC_STRUCT_TRAITS_END()
 143
 144 IPC_STRUCT_TRAITS_BEGIN(blink::WebFloatPoint)
 145   IPC_STRUCT_TRAITS_MEMBER(x)
 146   IPC_STRUCT_TRAITS_MEMBER(y)
 147 IPC_STRUCT_TRAITS_END()
 148
 149 IPC_STRUCT_TRAITS_BEGIN(blink::WebFloatRect)
 150   IPC_STRUCT_TRAITS_MEMBER(x)
 151   IPC_STRUCT_TRAITS_MEMBER(y)
 152   IPC_STRUCT_TRAITS_MEMBER(width)
 153   IPC_STRUCT_TRAITS_MEMBER(height)
 154 IPC_STRUCT_TRAITS_END()
 155
 156 IPC_STRUCT_TRAITS_BEGIN(blink::WebSize)
 157   IPC_STRUCT_TRAITS_MEMBER(width)
 158   IPC_STRUCT_TRAITS_MEMBER(height)
 159 IPC_STRUCT_TRAITS_END()
 160
 161 IPC_STRUCT_TRAITS_BEGIN(blink::WebDeviceEmulationParams)
 162   IPC_STRUCT_TRAITS_MEMBER(screenPosition)
 163   IPC_STRUCT_TRAITS_MEMBER(screenSize)
 164   IPC_STRUCT_TRAITS_MEMBER(viewPosition)
 165   IPC_STRUCT_TRAITS_MEMBER(deviceScaleFactor)
 166   IPC_STRUCT_TRAITS_MEMBER(viewSize)
 167   IPC_STRUCT_TRAITS_MEMBER(fitToView)
 168   IPC_STRUCT_TRAITS_MEMBER(offset)
 169   IPC_STRUCT_TRAITS_MEMBER(scale)
 170 IPC_STRUCT_TRAITS_END()
 171
 172 IPC_STRUCT_TRAITS_BEGIN(blink::WebScreenInfo)
 173   IPC_STRUCT_TRAITS_MEMBER(deviceScaleFactor)
 174   IPC_STRUCT_TRAITS_MEMBER(depth)
 175   IPC_STRUCT_TRAITS_MEMBER(depthPerComponent)
 176   IPC_STRUCT_TRAITS_MEMBER(isMonochrome)
 177   IPC_STRUCT_TRAITS_MEMBER(rect)
 178   IPC_STRUCT_TRAITS_MEMBER(availableRect)
 179   IPC_STRUCT_TRAITS_MEMBER(orientationType)
 180   IPC_STRUCT_TRAITS_MEMBER(orientationAngle)
 181 IPC_STRUCT_TRAITS_END()
 182
 183 IPC_STRUCT_TRAITS_BEGIN(content::MenuItem)
 184   IPC_STRUCT_TRAITS_MEMBER(label)
 185   IPC_STRUCT_TRAITS_MEMBER(tool_tip)
 186   IPC_STRUCT_TRAITS_MEMBER(type)
 187   IPC_STRUCT_TRAITS_MEMBER(action)
 188   IPC_STRUCT_TRAITS_MEMBER(rtl)
 189   IPC_STRUCT_TRAITS_MEMBER(has_directional_override)
 190   IPC_STRUCT_TRAITS_MEMBER(enabled)
 191   IPC_STRUCT_TRAITS_MEMBER(checked)
 192   IPC_STRUCT_TRAITS_MEMBER(submenu)
 193 IPC_STRUCT_TRAITS_END()
 194
 195 IPC_STRUCT_TRAITS_BEGIN(content::DateTimeSuggestion)
 196   IPC_STRUCT_TRAITS_MEMBER(value)
 197   IPC_STRUCT_TRAITS_MEMBER(localized_value)
 198   IPC_STRUCT_TRAITS_MEMBER(label)
 199 IPC_STRUCT_TRAITS_END()
 200
 201 IPC_STRUCT_TRAITS_BEGIN(content::FaviconURL)
 202   IPC_STRUCT_TRAITS_MEMBER(icon_url)
 203   IPC_STRUCT_TRAITS_MEMBER(icon_type)
 204   IPC_STRUCT_TRAITS_MEMBER(icon_sizes)
 205 IPC_STRUCT_TRAITS_END()
 206
 207 IPC_STRUCT_TRAITS_BEGIN(content::FileChooserFileInfo)
 208   IPC_STRUCT_TRAITS_MEMBER(file_path)
 209   IPC_STRUCT_TRAITS_MEMBER(display_name)
 210   IPC_STRUCT_TRAITS_MEMBER(file_system_url)
 211   IPC_STRUCT_TRAITS_MEMBER(modification_time)
 212   IPC_STRUCT_TRAITS_MEMBER(length)
 213   IPC_STRUCT_TRAITS_MEMBER(is_directory)
 214 IPC_STRUCT_TRAITS_END()
 215
 216 IPC_STRUCT_TRAITS_BEGIN(content::FileChooserParams)
 217   IPC_STRUCT_TRAITS_MEMBER(mode)
 218   IPC_STRUCT_TRAITS_MEMBER(title)
 219   IPC_STRUCT_TRAITS_MEMBER(default_file_name)
 220   IPC_STRUCT_TRAITS_MEMBER(accept_types)
 221   IPC_STRUCT_TRAITS_MEMBER(need_local_path)
 222 #if defined(OS_ANDROID)
 223   IPC_STRUCT_TRAITS_MEMBER(capture)
 224 #endif
 225 IPC_STRUCT_TRAITS_END()
 226
 227 #if defined(ENABLE_PLUGINS)
 228 IPC_STRUCT_TRAITS_BEGIN(content::PepperRendererInstanceData)
 229   IPC_STRUCT_TRAITS_MEMBER(render_process_id)
 230   IPC_STRUCT_TRAITS_MEMBER(render_frame_id)
 231   IPC_STRUCT_TRAITS_MEMBER(document_url)
 232   IPC_STRUCT_TRAITS_MEMBER(plugin_url)
 233   IPC_STRUCT_TRAITS_MEMBER(is_potentially_secure_plugin_context)
 234 IPC_STRUCT_TRAITS_END()
 235 #endif
 236
 237 IPC_STRUCT_TRAITS_BEGIN(content::RendererPreferences)
 238   IPC_STRUCT_TRAITS_MEMBER(can_accept_load_drops)
 239   IPC_STRUCT_TRAITS_MEMBER(should_antialias_text)
 240   IPC_STRUCT_TRAITS_MEMBER(hinting)
 241   IPC_STRUCT_TRAITS_MEMBER(use_autohinter)
 242   IPC_STRUCT_TRAITS_MEMBER(use_bitmaps)
 243   IPC_STRUCT_TRAITS_MEMBER(subpixel_rendering)
 244   IPC_STRUCT_TRAITS_MEMBER(use_subpixel_positioning)
 245   IPC_STRUCT_TRAITS_MEMBER(focus_ring_color)
 246   IPC_STRUCT_TRAITS_MEMBER(thumb_active_color)
 247   IPC_STRUCT_TRAITS_MEMBER(thumb_inactive_color)
 248   IPC_STRUCT_TRAITS_MEMBER(track_color)
 249   IPC_STRUCT_TRAITS_MEMBER(active_selection_bg_color)
 250   IPC_STRUCT_TRAITS_MEMBER(active_selection_fg_color)
 251   IPC_STRUCT_TRAITS_MEMBER(inactive_selection_bg_color)
 252   IPC_STRUCT_TRAITS_MEMBER(inactive_selection_fg_color)
 253   IPC_STRUCT_TRAITS_MEMBER(browser_handles_non_local_top_level_requests)
 254   IPC_STRUCT_TRAITS_MEMBER(browser_handles_all_top_level_requests)
 255   IPC_STRUCT_TRAITS_MEMBER(caret_blink_interval)
 256   IPC_STRUCT_TRAITS_MEMBER(use_custom_colors)
 257   IPC_STRUCT_TRAITS_MEMBER(enable_referrers)
 258   IPC_STRUCT_TRAITS_MEMBER(enable_do_not_track)
 259   IPC_STRUCT_TRAITS_MEMBER(enable_webrtc_multiple_routes)
 260   IPC_STRUCT_TRAITS_MEMBER(default_zoom_level)
 261   IPC_STRUCT_TRAITS_MEMBER(user_agent_override)
 262   IPC_STRUCT_TRAITS_MEMBER(accept_languages)
 263   IPC_STRUCT_TRAITS_MEMBER(report_frame_name_changes)
 264   IPC_STRUCT_TRAITS_MEMBER(tap_multiple_targets_strategy)
 265   IPC_STRUCT_TRAITS_MEMBER(disable_client_blocked_error_page)
 266   IPC_STRUCT_TRAITS_MEMBER(plugin_fullscreen_allowed)
 267   IPC_STRUCT_TRAITS_MEMBER(use_video_overlay_for_embedded_encrypted_video)
 268   IPC_STRUCT_TRAITS_MEMBER(use_view_overlay_for_all_video)
 269   IPC_STRUCT_TRAITS_MEMBER(network_contry_iso)
 270 #if defined(OS_WIN)
 271   IPC_STRUCT_TRAITS_MEMBER(caption_font_family_name)
 272   IPC_STRUCT_TRAITS_MEMBER(caption_font_height)
 273   IPC_STRUCT_TRAITS_MEMBER(small_caption_font_family_name)
 274   IPC_STRUCT_TRAITS_MEMBER(small_caption_font_height)
 275   IPC_STRUCT_TRAITS_MEMBER(menu_font_family_name)
 276   IPC_STRUCT_TRAITS_MEMBER(menu_font_height)
 277   IPC_STRUCT_TRAITS_MEMBER(status_font_family_name)
 278   IPC_STRUCT_TRAITS_MEMBER(status_font_height)
 279   IPC_STRUCT_TRAITS_MEMBER(message_font_family_name)
 280   IPC_STRUCT_TRAITS_MEMBER(message_font_height)
 281   IPC_STRUCT_TRAITS_MEMBER(vertical_scroll_bar_width_in_dips)
 282   IPC_STRUCT_TRAITS_MEMBER(horizontal_scroll_bar_height_in_dips)
 283   IPC_STRUCT_TRAITS_MEMBER(arrow_bitmap_height_vertical_scroll_bar_in_dips)
 284   IPC_STRUCT_TRAITS_MEMBER(arrow_bitmap_width_horizontal_scroll_bar_in_dips)
 285 #endif
 286 IPC_STRUCT_TRAITS_END()
 287
 288 IPC_STRUCT_TRAITS_BEGIN(content::WebPluginGeometry)
 289   IPC_STRUCT_TRAITS_MEMBER(window)
 290   IPC_STRUCT_TRAITS_MEMBER(window_rect)
 291   IPC_STRUCT_TRAITS_MEMBER(clip_rect)
 292   IPC_STRUCT_TRAITS_MEMBER(cutout_rects)
 293   IPC_STRUCT_TRAITS_MEMBER(rects_valid)
 294   IPC_STRUCT_TRAITS_MEMBER(visible)
 295 IPC_STRUCT_TRAITS_END()
 296
 297 IPC_STRUCT_TRAITS_BEGIN(media::MediaLogEvent)
 298   IPC_STRUCT_TRAITS_MEMBER(id)
 299   IPC_STRUCT_TRAITS_MEMBER(type)
 300   IPC_STRUCT_TRAITS_MEMBER(params)
 301   IPC_STRUCT_TRAITS_MEMBER(time)
 302 IPC_STRUCT_TRAITS_END()
 303
 304 IPC_STRUCT_BEGIN(ViewHostMsg_CreateWindow_Params)
 305   // Routing ID of the view initiating the open.
 306   IPC_STRUCT_MEMBER(int, opener_id)
 307
 308   // True if this open request came in the context of a user gesture.
 309   IPC_STRUCT_MEMBER(bool, user_gesture)
 310
 311   // Type of window requested.
 312   IPC_STRUCT_MEMBER(WindowContainerType, window_container_type)
 313
 314   // The session storage namespace ID this view should use.
 315   IPC_STRUCT_MEMBER(int64, session_storage_namespace_id)
 316
 317   // The name of the resulting frame that should be created (empty if none
 318   // has been specified). UTF8 encoded string.
 319   IPC_STRUCT_MEMBER(std::string, frame_name)
 320
 321   // The routing id of the frame initiating the open.
 322   IPC_STRUCT_MEMBER(int, opener_render_frame_id)
 323
 324   // The URL of the frame initiating the open.
 325   IPC_STRUCT_MEMBER(GURL, opener_url)
 326
 327   // The URL of the top frame containing the opener.
 328   IPC_STRUCT_MEMBER(GURL, opener_top_level_frame_url)
 329
 330   // The security origin of the frame initiating the open.
 331   IPC_STRUCT_MEMBER(GURL, opener_security_origin)
 332
 333   // Whether the opener will be suppressed in the new window, in which case
 334   // scripting the new window is not allowed.
 335   IPC_STRUCT_MEMBER(bool, opener_suppressed)
 336
 337   // Whether the window should be opened in the foreground, background, etc.
 338   IPC_STRUCT_MEMBER(WindowOpenDisposition, disposition)
 339
 340   // The URL that will be loaded in the new window (empty if none has been
 341   // sepcified).
 342   IPC_STRUCT_MEMBER(GURL, target_url)
 343
 344   // The referrer that will be used to load |target_url| (empty if none has
 345   // been specified).
 346   IPC_STRUCT_MEMBER(content::Referrer, referrer)
 347
 348   // The window features to use for the new view.
 349   IPC_STRUCT_MEMBER(blink::WebWindowFeatures, features)
 350
 351   // The additional window features to use for the new view. We pass these
 352   // separately from |features| above because we cannot serialize WebStrings
 353   // over IPC.
 354   IPC_STRUCT_MEMBER(std::vector<base::string16>, additional_features)
 355 IPC_STRUCT_END()
 356
 357 IPC_STRUCT_BEGIN(ViewHostMsg_CreateWorker_Params)
 358   // URL for the worker script.
 359   IPC_STRUCT_MEMBER(GURL, url)
 360
 361   // Name for a SharedWorker, otherwise empty string.
 362   IPC_STRUCT_MEMBER(base::string16, name)
 363
 364   // Security policy used in the worker.
 365   IPC_STRUCT_MEMBER(base::string16, content_security_policy)
 366
 367   // Security policy type used in the worker.
 368   IPC_STRUCT_MEMBER(blink::WebContentSecurityPolicyType, security_policy_type)
 369
 370   // The ID of the parent document (unique within parent renderer).
 371   IPC_STRUCT_MEMBER(unsigned long long, document_id)
 372
 373   // RenderFrame routing id used to send messages back to the parent.
 374   IPC_STRUCT_MEMBER(int, render_frame_route_id)
 375 IPC_STRUCT_END()
 376
 377 IPC_STRUCT_BEGIN(ViewHostMsg_DateTimeDialogValue_Params)
 378   IPC_STRUCT_MEMBER(ui::TextInputType, dialog_type)
 379   IPC_STRUCT_MEMBER(double, dialog_value)
 380   IPC_STRUCT_MEMBER(double, minimum)
 381   IPC_STRUCT_MEMBER(double, maximum)
 382   IPC_STRUCT_MEMBER(double, step)
 383   IPC_STRUCT_MEMBER(std::vector<content::DateTimeSuggestion>, suggestions)
 384 IPC_STRUCT_END()
 385
 386 IPC_STRUCT_BEGIN(ViewHostMsg_SelectionBounds_Params)
 387   IPC_STRUCT_MEMBER(gfx::Rect, anchor_rect)
 388   IPC_STRUCT_MEMBER(blink::WebTextDirection, anchor_dir)
 389   IPC_STRUCT_MEMBER(gfx::Rect, focus_rect)
 390   IPC_STRUCT_MEMBER(blink::WebTextDirection, focus_dir)
 391   IPC_STRUCT_MEMBER(bool, is_anchor_first)
 392 IPC_STRUCT_END()
 393
 394 IPC_STRUCT_BEGIN(ViewHostMsg_TextInputState_Params)
 395   // The type of input field
 396   IPC_STRUCT_MEMBER(ui::TextInputType, type)
 397
 398   // The flags of the input field (autocorrect, autocomplete, etc.)
 399   IPC_STRUCT_MEMBER(int, flags)
 400
 401   // The value of the input field
 402   IPC_STRUCT_MEMBER(std::string, value)
 403
 404   // The cursor position of the current selection start, or the caret position
 405   // if nothing is selected
 406   IPC_STRUCT_MEMBER(int, selection_start)
 407
 408   // The cursor position of the current selection end, or the caret position
 409   // if nothing is selected
 410   IPC_STRUCT_MEMBER(int, selection_end)
 411
 412   // The start position of the current composition, or -1 if there is none
 413   IPC_STRUCT_MEMBER(int, composition_start)
 414
 415   // The end position of the current composition, or -1 if there is none
 416   IPC_STRUCT_MEMBER(int, composition_end)
 417
 418   // Whether or not inline composition can be performed for the current input.
 419   IPC_STRUCT_MEMBER(bool, can_compose_inline)
 420
 421   // Whether or not the IME should be shown as a result of this update. Even if
 422   // true, the IME will only be shown if the type is appropriate (e.g. not
 423   // TEXT_INPUT_TYPE_NONE).
 424   IPC_STRUCT_MEMBER(bool, show_ime_if_needed)
 425
 426   // Whether this change is originated from non-IME (e.g. Javascript, Autofill).
 427   IPC_STRUCT_MEMBER(bool, is_non_ime_change)
 428 IPC_STRUCT_END()
 429
 430 IPC_STRUCT_BEGIN(ViewHostMsg_UpdateRect_Params)
 431   // The size of the RenderView when this message was generated.  This is
 432   // included so the host knows how large the view is from the perspective of
 433   // the renderer process.  This is necessary in case a resize operation is in
 434   // progress. If auto-resize is enabled, this should update the corresponding
 435   // view size.
 436   IPC_STRUCT_MEMBER(gfx::Size, view_size)
 437
 438   // New window locations for plugin child windows.
 439   IPC_STRUCT_MEMBER(std::vector<content::WebPluginGeometry>,
 440                     plugin_window_moves)
 441
 442   // The following describes the various bits that may be set in flags:
 443   //
 444   //   ViewHostMsg_UpdateRect_Flags::IS_RESIZE_ACK
 445   //     Indicates that this is a response to a ViewMsg_Resize message.
 446   //
 447   //   ViewHostMsg_UpdateRect_Flags::IS_REPAINT_ACK
 448   //     Indicates that this is a response to a ViewMsg_Repaint message.
 449   //
 450   // If flags is zero, then this message corresponds to an unsolicited paint
 451   // request by the render view.  Any of the above bits may be set in flags,
 452   // which would indicate that this paint message is an ACK for multiple
 453   // request messages.
 454   IPC_STRUCT_MEMBER(int, flags)
 455 IPC_STRUCT_END()
 456
 457 IPC_STRUCT_BEGIN(ViewMsg_Resize_Params)
 458   // Information about the screen (dpi, depth, etc..).
 459   IPC_STRUCT_MEMBER(blink::WebScreenInfo, screen_info)
 460   // The size of the renderer.
 461   IPC_STRUCT_MEMBER(gfx::Size, new_size)
 462   // The size of the view's backing surface in non-DPI-adjusted pixels.
 463   IPC_STRUCT_MEMBER(gfx::Size, physical_backing_size)
 464   // Whether or not Blink's viewport size should be shrunk by the height of the
 465   // URL-bar (always false on platforms where URL-bar hiding isn't supported).
 466   IPC_STRUCT_MEMBER(bool, top_controls_shrink_blink_size)
 467   // The height of the top controls (always 0 on platforms where URL-bar hiding
 468   // isn't supported).
 469   IPC_STRUCT_MEMBER(float, top_controls_height)
 470   // The size of the visible viewport, which may be smaller than the view if the
 471   // view is partially occluded (e.g. by a virtual keyboard).  The size is in
 472   // DPI-adjusted pixels.
 473   IPC_STRUCT_MEMBER(gfx::Size, visible_viewport_size)
 474   // The resizer rect.
 475   IPC_STRUCT_MEMBER(gfx::Rect, resizer_rect)
 476   // Indicates whether tab-initiated fullscreen was granted.
 477   IPC_STRUCT_MEMBER(bool, is_fullscreen_granted)
 478   // The display mode.
 479   IPC_STRUCT_MEMBER(blink::WebDisplayMode, display_mode)
 480   // If set, requests the renderer to reply with a ViewHostMsg_UpdateRect
 481   // with the ViewHostMsg_UpdateRect_Flags::IS_RESIZE_ACK bit set in flags.
 482   IPC_STRUCT_MEMBER(bool, needs_resize_ack)
 483 IPC_STRUCT_END()
 484
 485 IPC_STRUCT_BEGIN(ViewMsg_New_Params)
 486   // Renderer-wide preferences.
 487   IPC_STRUCT_MEMBER(content::RendererPreferences, renderer_preferences)
 488
 489   // Preferences for this view.
 490   IPC_STRUCT_MEMBER(content::WebPreferences, web_preferences)
 491
 492   // The ID of the view to be created.
 493   IPC_STRUCT_MEMBER(int32, view_id)
 494
 495   // The ID of the main frame hosted in the view.
 496   IPC_STRUCT_MEMBER(int32, main_frame_routing_id)
 497
 498   // The ID of the rendering surface.
 499   IPC_STRUCT_MEMBER(int32, surface_id)
 500
 501   // The session storage namespace ID this view should use.
 502   IPC_STRUCT_MEMBER(int64, session_storage_namespace_id)
 503
 504   // The route ID of the opener RenderFrame or RenderFrameProxy, if we need to
 505   // set one (MSG_ROUTING_NONE otherwise).
 506   IPC_STRUCT_MEMBER(int, opener_frame_route_id)
 507
 508   // Whether the RenderView should initially be swapped out.
 509   IPC_STRUCT_MEMBER(bool, swapped_out)
 510
 511   // Carries replicated information, such as frame name and sandbox flags, for
 512   // this view's main frame, which will be a proxy in |swapped_out|
 513   // views when in --site-per-process mode, or a RenderFrame in all other
 514   // cases.
 515   IPC_STRUCT_MEMBER(content::FrameReplicationState, replicated_frame_state)
 516
 517   // The ID of the proxy object for the main frame in this view. It is only
 518   // used if |swapped_out| is true.
 519   IPC_STRUCT_MEMBER(int32, proxy_routing_id)
 520
 521   // Whether the RenderView should initially be hidden.
 522   IPC_STRUCT_MEMBER(bool, hidden)
 523
 524   // Whether the RenderView will never be visible.
 525   IPC_STRUCT_MEMBER(bool, never_visible)
 526
 527   // Whether the window associated with this view was created with an opener.
 528   IPC_STRUCT_MEMBER(bool, window_was_created_with_opener)
 529
 530   // The initial page ID to use for this view, which must be larger than any
 531   // existing navigation that might be loaded in the view.  Page IDs are unique
 532   // to a view and are only updated by the renderer after this initial value.
 533   IPC_STRUCT_MEMBER(int32, next_page_id)
 534
 535   // The initial renderer size.
 536   IPC_STRUCT_MEMBER(ViewMsg_Resize_Params, initial_size)
 537
 538   // Whether to enable auto-resize.
 539   IPC_STRUCT_MEMBER(bool, enable_auto_resize)
 540
 541   // The minimum size to layout the page if auto-resize is enabled.
 542   IPC_STRUCT_MEMBER(gfx::Size, min_size)
 543
 544   // The maximum size to layout the page if auto-resize is enabled.
 545   IPC_STRUCT_MEMBER(gfx::Size, max_size)
 546 IPC_STRUCT_END()
 547
 548 #if defined(OS_MACOSX)
 549 IPC_STRUCT_BEGIN(ViewMsg_UpdateScrollbarTheme_Params)
 550   IPC_STRUCT_MEMBER(float, initial_button_delay)
 551   IPC_STRUCT_MEMBER(float, autoscroll_button_delay)
 552   IPC_STRUCT_MEMBER(bool, jump_on_track_click)
 553   IPC_STRUCT_MEMBER(blink::ScrollerStyle, preferred_scroller_style)
 554   IPC_STRUCT_MEMBER(bool, redraw)
 555 IPC_STRUCT_END()
 556 #endif
 557
 558 // Messages sent from the browser to the renderer.
 559
 560 #if defined(OS_ANDROID)
 561 // Tells the renderer to cancel an opened date/time dialog.
 562 IPC_MESSAGE_ROUTED0(ViewMsg_CancelDateTimeDialog)
 563
 564 // Replaces a date time input field.
 565 IPC_MESSAGE_ROUTED1(ViewMsg_ReplaceDateTime,
 566                     double /* dialog_value */)
 567
 568 #endif
 569
 570 // Get all savable resource links from current webpage, include main
 571 // frame and sub-frame.
 572 IPC_MESSAGE_ROUTED1(ViewMsg_GetAllSavableResourceLinksForCurrentPage,
 573                     GURL /* url of page which is needed to save */)
 574
 575 // Get html data by serializing all frames of current page with lists
 576 // which contain all resource links that have local copy.
 577 IPC_MESSAGE_ROUTED3(ViewMsg_GetSerializedHtmlDataForCurrentPageWithLocalLinks,
 578                     std::vector<GURL> /* urls that have local copy */,
 579                     std::vector<base::FilePath> /* paths of local copy */,
 580                     base::FilePath /* local directory path */)
 581
 582 // Tells the render side that a ViewHostMsg_LockMouse message has been
 583 // processed. |succeeded| indicates whether the mouse has been successfully
 584 // locked or not.
 585 IPC_MESSAGE_ROUTED1(ViewMsg_LockMouse_ACK,
 586                     bool /* succeeded */)
 587 // Tells the render side that the mouse has been unlocked.
 588 IPC_MESSAGE_ROUTED0(ViewMsg_MouseLockLost)
 589
 590 // Sent by the browser when the parameters for vsync alignment have changed.
 591 IPC_MESSAGE_ROUTED2(ViewMsg_UpdateVSyncParameters,
 592                     base::TimeTicks /* timebase */,
 593                     base::TimeDelta /* interval */)
 594
 595 // Sent when the history is altered outside of navigation. The history list was
 596 // reset to |history_length| length, and the offset was reset to be
 597 // |history_offset|.
 598 IPC_MESSAGE_ROUTED2(ViewMsg_SetHistoryOffsetAndLength,
 599                     int /* history_offset */,
 600                     int /* history_length */)
 601
 602 // Tells the renderer to create a new view.
 603 // This message is slightly different, the view it takes (via
 604 // ViewMsg_New_Params) is the view to create, the message itself is sent as a
 605 // non-view control message.
 606 IPC_MESSAGE_CONTROL1(ViewMsg_New,
 607                      ViewMsg_New_Params)
 608
 609 // Reply in response to ViewHostMsg_ShowView or ViewHostMsg_ShowWidget.
 610 // similar to the new command, but used when the renderer created a view
 611 // first, and we need to update it.
 612 IPC_MESSAGE_ROUTED0(ViewMsg_CreatingNew_ACK)
 613
 614 // Sends updated preferences to the renderer.
 615 IPC_MESSAGE_ROUTED1(ViewMsg_SetRendererPrefs,
 616                     content::RendererPreferences)
 617
 618 // This passes a set of webkit preferences down to the renderer.
 619 IPC_MESSAGE_ROUTED1(ViewMsg_UpdateWebPreferences,
 620                     content::WebPreferences)
 621
 622 // Informs the renderer that the timezone has changed along with a new
 623 // timezone ID.
 624 IPC_MESSAGE_CONTROL1(ViewMsg_TimezoneChange, std::string)
 625
 626 // Tells the render view to close.
 627 // Expects a Close_ACK message when finished.
 628 IPC_MESSAGE_ROUTED0(ViewMsg_Close)
 629
 630 // Tells the render view to change its size.  A ViewHostMsg_UpdateRect message
 631 // is generated in response provided new_size is not empty and not equal to
 632 // the view's current size.  The generated ViewHostMsg_UpdateRect message will
 633 // have the IS_RESIZE_ACK flag set. It also receives the resizer rect so that
 634 // we don't have to fetch it every time WebKit asks for it.
 635 IPC_MESSAGE_ROUTED1(ViewMsg_Resize,
 636                     ViewMsg_Resize_Params /* params */)
 637
 638 // Enables device emulation. See WebDeviceEmulationParams for description.
 639 IPC_MESSAGE_ROUTED1(ViewMsg_EnableDeviceEmulation,
 640                     blink::WebDeviceEmulationParams /* params */)
 641
 642 // Disables device emulation, enabled previously by EnableDeviceEmulation.
 643 IPC_MESSAGE_ROUTED0(ViewMsg_DisableDeviceEmulation)
 644
 645 // Sent to inform the renderer of its screen device color profile. An empty
 646 // profile tells the renderer use the default sRGB color profile.
 647 IPC_MESSAGE_ROUTED1(ViewMsg_ColorProfile,
 648                     std::vector<char> /* color profile */)
 649
 650 // Tells the render view that the resize rect has changed.
 651 IPC_MESSAGE_ROUTED1(ViewMsg_ChangeResizeRect,
 652                     gfx::Rect /* resizer_rect */)
 653
 654 // Sent to inform the view that it was hidden.  This allows it to reduce its
 655 // resource utilization.
 656 IPC_MESSAGE_ROUTED0(ViewMsg_WasHidden)
 657
 658 // Tells the render view that it is no longer hidden (see WasHidden), and the
 659 // render view is expected to respond with a full repaint if needs_repainting
 660 // is true. If needs_repainting is false, then this message does not trigger a
 661 // message in response.
 662 IPC_MESSAGE_ROUTED2(ViewMsg_WasShown,
 663                     bool /* needs_repainting */,
 664                     ui::LatencyInfo /* latency_info */)
 665
 666 // Tells the renderer to focus the first (last if reverse is true) focusable
 667 // node.
 668 IPC_MESSAGE_ROUTED1(ViewMsg_SetInitialFocus,
 669                     bool /* reverse */)
 670
 671 // Sent to inform the renderer to invoke a context menu.
 672 // The parameter specifies the location in the render view's coordinates.
 673 IPC_MESSAGE_ROUTED2(ViewMsg_ShowContextMenu,
 674                     ui::MenuSourceType,
 675                     gfx::Point /* location where menu should be shown */)
 676
 677 // Sent when the user wants to search for a word on the page (find in page).
 678 IPC_MESSAGE_ROUTED3(ViewMsg_Find,
 679                     int /* request_id */,
 680                     base::string16 /* search_text */,
 681                     blink::WebFindOptions)
 682
 683 // This message notifies the renderer that the user has closed the FindInPage
 684 // window (and what action to take regarding the selection).
 685 IPC_MESSAGE_ROUTED1(ViewMsg_StopFinding,
 686                     content::StopFindAction /* action */)
 687
 688 // Copies the image at location x, y to the clipboard (if there indeed is an
 689 // image at that location).
 690 IPC_MESSAGE_ROUTED2(ViewMsg_CopyImageAt,
 691                     int /* x */,
 692                     int /* y */)
 693
 694 // Saves the image at location x, y to the disk (if there indeed is an
 695 // image at that location).
 696 IPC_MESSAGE_ROUTED2(ViewMsg_SaveImageAt,
 697                     int /* x */,
 698                     int /* y */)
 699
 700 // Tells the renderer to perform the given action on the media player
 701 // located at the given point.
 702 IPC_MESSAGE_ROUTED2(ViewMsg_MediaPlayerActionAt,
 703                     gfx::Point, /* location */
 704                     blink::WebMediaPlayerAction)
 705
 706 // Tells the renderer to perform the given action on the plugin located at
 707 // the given point.
 708 IPC_MESSAGE_ROUTED2(ViewMsg_PluginActionAt,
 709                     gfx::Point, /* location */
 710                     blink::WebPluginAction)
 711
 712 // Resets the page scale for the current main frame to the default page scale.
 713 IPC_MESSAGE_ROUTED0(ViewMsg_ResetPageScale)
 714
 715 // Change the zoom level for the current main frame.  If the level actually
 716 // changes, a ViewHostMsg_DidZoomURL message will be sent back to the browser
 717 // telling it what url got zoomed and what its current zoom level is.
 718 IPC_MESSAGE_ROUTED1(ViewMsg_Zoom,
 719                     content::PageZoom /* function */)
 720
 721 // Set the zoom level for a particular url that the renderer is in the
 722 // process of loading.  This will be stored, to be used if the load commits
 723 // and ignored otherwise.
 724 IPC_MESSAGE_ROUTED2(ViewMsg_SetZoomLevelForLoadingURL,
 725                     GURL /* url */,
 726                     double /* zoom_level */)
 727
 728 // Set the zoom level for a particular url, so all render views
 729 // displaying this url can update their zoom levels to match.
 730 // If scheme is empty, then only host is used for matching.
 731 IPC_MESSAGE_CONTROL3(ViewMsg_SetZoomLevelForCurrentURL,
 732                      std::string /* scheme */,
 733                      std::string /* host */,
 734                      double /* zoom_level */)
 735
 736 // Set the zoom level for a particular render view.
 737 IPC_MESSAGE_ROUTED2(ViewMsg_SetZoomLevelForView,
 738                     bool /* uses_temporary_zoom_level */,
 739                     double /* zoom_level */)
 740
 741 // Change encoding of page in the renderer.
 742 IPC_MESSAGE_ROUTED1(ViewMsg_SetPageEncoding,
 743                     std::string /*new encoding name*/)
 744
 745 // Reset encoding of page in the renderer back to default.
 746 IPC_MESSAGE_ROUTED0(ViewMsg_ResetPageEncodingToDefault)
 747
 748 // Used to tell a render view whether it should expose various bindings
 749 // that allow JS content extended privileges.  See BindingsPolicy for valid
 750 // flag values.
 751 IPC_MESSAGE_ROUTED1(ViewMsg_AllowBindings,
 752                     int /* enabled_bindings_flags */)
 753
 754 // Tell the renderer to add a property to the WebUI binding object.  This
 755 // only works if we allowed WebUI bindings.
 756 IPC_MESSAGE_ROUTED2(ViewMsg_SetWebUIProperty,
 757                     std::string /* property_name */,
 758                     std::string /* property_value_json */)
 759
 760 // Used to notify the render-view that we have received a target URL. Used
 761 // to prevent target URLs spamming the browser.
 762 IPC_MESSAGE_ROUTED0(ViewMsg_UpdateTargetURL_ACK)
 763
 764 IPC_MESSAGE_ROUTED1(ViewMsg_RunFileChooserResponse,
 765                     std::vector<content::FileChooserFileInfo>)
 766
 767 // Provides the results of directory enumeration.
 768 IPC_MESSAGE_ROUTED2(ViewMsg_EnumerateDirectoryResponse,
 769                     int /* request_id */,
 770                     std::vector<base::FilePath> /* files_in_directory */)
 771
 772 // When a renderer sends a ViewHostMsg_Focus to the browser process,
 773 // the browser has the option of sending a ViewMsg_CantFocus back to
 774 // the renderer.
 775 IPC_MESSAGE_ROUTED0(ViewMsg_CantFocus)
 776
 777 // Tells the renderer to suppress any further modal dialogs until it receives a
 778 // corresponding ViewMsg_SwapOut message.  This ensures that no
 779 // PageGroupLoadDeferrer is on the stack for SwapOut.
 780 IPC_MESSAGE_ROUTED0(ViewMsg_SuppressDialogsUntilSwapOut)
 781
 782 // Instructs the renderer to close the current page, including running the
 783 // onunload event handler.
 784 //
 785 // Expects a ClosePage_ACK message when finished.
 786 IPC_MESSAGE_ROUTED0(ViewMsg_ClosePage)
 787
 788 // Notifies the renderer about ui theme changes
 789 IPC_MESSAGE_ROUTED0(ViewMsg_ThemeChanged)
 790
 791 // Notifies the renderer that a paint is to be generated for the rectangle
 792 // passed in.
 793 IPC_MESSAGE_ROUTED1(ViewMsg_Repaint,
 794                     gfx::Size /* The view size to be repainted */)
 795
 796 // Notification that a move or resize renderer's containing window has
 797 // started.
 798 IPC_MESSAGE_ROUTED0(ViewMsg_MoveOrResizeStarted)
 799
 800 IPC_MESSAGE_ROUTED2(ViewMsg_UpdateScreenRects,
 801                     gfx::Rect /* view_screen_rect */,
 802                     gfx::Rect /* window_screen_rect */)
 803
 804 // Reply to ViewHostMsg_RequestMove, ViewHostMsg_ShowView, and
 805 // ViewHostMsg_ShowWidget to inform the renderer that the browser has
 806 // processed the move.  The browser may have ignored the move, but it finished
 807 // processing.  This is used because the renderer keeps a temporary cache of
 808 // the widget position while these asynchronous operations are in progress.
 809 IPC_MESSAGE_ROUTED0(ViewMsg_Move_ACK)
 810
 811 // Used to instruct the RenderView to send back updates to the preferred size.
 812 IPC_MESSAGE_ROUTED0(ViewMsg_EnablePreferredSizeChangedMode)
 813
 814 // Used to instruct the RenderView to automatically resize and send back
 815 // updates for the new size.
 816 IPC_MESSAGE_ROUTED2(ViewMsg_EnableAutoResize,
 817                     gfx::Size /* min_size */,
 818                     gfx::Size /* max_size */)
 819
 820 // Used to instruct the RenderView to disalbe automatically resize.
 821 IPC_MESSAGE_ROUTED1(ViewMsg_DisableAutoResize,
 822                     gfx::Size /* new_size */)
 823
 824 // Changes the text direction of the currently selected input field (if any).
 825 IPC_MESSAGE_ROUTED1(ViewMsg_SetTextDirection,
 826                     blink::WebTextDirection /* direction */)
 827
 828 // Tells the renderer to clear the focused element (if any).
 829 IPC_MESSAGE_ROUTED0(ViewMsg_ClearFocusedElement)
 830
 831 // Make the RenderView background transparent or opaque.
 832 IPC_MESSAGE_ROUTED1(ViewMsg_SetBackgroundOpaque, bool /* opaque */)
 833
 834 // Used to tell the renderer not to add scrollbars with height and
 835 // width below a threshold.
 836 IPC_MESSAGE_ROUTED1(ViewMsg_DisableScrollbarsForSmallWindows,
 837                     gfx::Size /* disable_scrollbar_size_limit */)
 838
 839 // Activate/deactivate the RenderView (i.e., set its controls' tint
 840 // accordingly, etc.).
 841 IPC_MESSAGE_ROUTED1(ViewMsg_SetActive,
 842                     bool /* active */)
 843
 844 // Response message to ViewHostMsg_CreateWorker.
 845 // Sent when the worker has started.
 846 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerCreated)
 847
 848 // Sent when the worker failed to load the worker script.
 849 // In normal cases, this message is sent after ViewMsg_WorkerCreated is sent.
 850 // But if the shared worker of the same URL already exists and it has failed
 851 // to load the script, when the renderer send ViewHostMsg_CreateWorker before
 852 // the shared worker is killed only ViewMsg_WorkerScriptLoadFailed is sent.
 853 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerScriptLoadFailed)
 854
 855 // Sent when the worker has connected.
 856 // This message is sent only if the worker successfully loaded the script.
 857 IPC_MESSAGE_ROUTED0(ViewMsg_WorkerConnected)
 858
 859 // Tells the renderer that the network type has changed so that navigator.onLine
 860 // and navigator.connection can be updated.
 861 IPC_MESSAGE_CONTROL1(ViewMsg_NetworkTypeChanged,
 862                      net::NetworkChangeNotifier::ConnectionType /* type */)
 863
 864 #if defined(ENABLE_PLUGINS)
 865 // Reply to ViewHostMsg_OpenChannelToPpapiBroker
 866 // Tells the renderer that the channel to the broker has been created.
 867 IPC_MESSAGE_ROUTED2(ViewMsg_PpapiBrokerChannelCreated,
 868                     base::ProcessId /* broker_pid */,
 869                     IPC::ChannelHandle /* handle */)
 870
 871 // Reply to ViewHostMsg_RequestPpapiBrokerPermission.
 872 // Tells the renderer whether permission to access to PPAPI broker was granted
 873 // or not.
 874 IPC_MESSAGE_ROUTED1(ViewMsg_PpapiBrokerPermissionResult,
 875                     bool /* result */)
 876
 877 // Tells the renderer to empty its plugin list cache, optional reloading
 878 // pages containing plugins.
 879 IPC_MESSAGE_CONTROL1(ViewMsg_PurgePluginListCache,
 880                      bool /* reload_pages */)
 881 #endif
 882
 883 // Used to instruct the RenderView to go into "view source" mode.
 884 IPC_MESSAGE_ROUTED0(ViewMsg_EnableViewSourceMode)
 885
 886 // Instructs the renderer to save the current page to MHTML.
 887 IPC_MESSAGE_ROUTED2(ViewMsg_SavePageAsMHTML,
 888                     int /* job_id */,
 889                     IPC::PlatformFileForTransit /* file handle */)
 890
 891 // An acknowledge to ViewHostMsg_MultipleTargetsTouched to notify the renderer
 892 // process to release the magnified image.
 893 IPC_MESSAGE_ROUTED1(ViewMsg_ReleaseDisambiguationPopupBitmap,
 894                     cc::SharedBitmapId /* id */)
 895
 896 // Fetches complete rendered content of a web page as plain text.
 897 IPC_MESSAGE_ROUTED0(ViewMsg_GetRenderedText)
 898
 899 #if defined(OS_MACOSX)
 900 // Notification of a change in scrollbar appearance and/or behavior.
 901 IPC_MESSAGE_CONTROL1(ViewMsg_UpdateScrollbarTheme,
 902                      ViewMsg_UpdateScrollbarTheme_Params /* params */)
 903 #endif
 904
 905 #if defined(OS_ANDROID)
 906 // Tells the renderer to suspend/resume the webkit timers.
 907 IPC_MESSAGE_CONTROL1(ViewMsg_SetWebKitSharedTimersSuspended,
 908                      bool /* suspend */)
 909
 910 // Sent when the browser wants the bounding boxes of the current find matches.
 911 //
 912 // If match rects are already cached on the browser side, |current_version|
 913 // should be the version number from the ViewHostMsg_FindMatchRects_Reply
 914 // they came in, so the renderer can tell if it needs to send updated rects.
 915 // Otherwise just pass -1 to always receive the list of rects.
 916 //
 917 // There must be an active search string (it is probably most useful to call
 918 // this immediately after a ViewHostMsg_Find_Reply message arrives with
 919 // final_update set to true).
 920 IPC_MESSAGE_ROUTED1(ViewMsg_FindMatchRects,
 921                     int /* current_version */)
 922
 923 // Notifies the renderer whether hiding/showing the top controls is enabled
 924 // and whether or not to animate to the proper state.
 925 IPC_MESSAGE_ROUTED3(ViewMsg_UpdateTopControlsState,
 926                     bool /* enable_hiding */,
 927                     bool /* enable_showing */,
 928                     bool /* animate */)
 929
 930 IPC_MESSAGE_ROUTED0(ViewMsg_ShowImeIfNeeded)
 931
 932 // Sent by the browser when an IME update that requires acknowledgement has been
 933 // processed on the browser side.
 934 IPC_MESSAGE_ROUTED0(ViewMsg_ImeEventAck)
 935
 936 // Extracts the data at the given rect, returning it through the
 937 // ViewHostMsg_SmartClipDataExtracted IPC.
 938 IPC_MESSAGE_ROUTED1(ViewMsg_ExtractSmartClipData,
 939                     gfx::Rect /* rect */)
 940
 941 #elif defined(OS_MACOSX)
 942 // Let the RenderView know its window has changed visibility.
 943 IPC_MESSAGE_ROUTED1(ViewMsg_SetWindowVisibility,
 944                     bool /* visibile */)
 945
 946 // Let the RenderView know its window's frame has changed.
 947 IPC_MESSAGE_ROUTED2(ViewMsg_WindowFrameChanged,
 948                     gfx::Rect /* window frame */,
 949                     gfx::Rect /* content view frame */)
 950
 951 // Message sent from the browser to the renderer when the user starts or stops
 952 // resizing the view.
 953 IPC_MESSAGE_ROUTED1(ViewMsg_SetInLiveResize,
 954                     bool /* enable */)
 955
 956 // Tell the renderer that plugin IME has completed.
 957 IPC_MESSAGE_ROUTED2(ViewMsg_PluginImeCompositionCompleted,
 958                     base::string16 /* text */,
 959                     int /* plugin_id */)
 960 #endif
 961
 962 // Sent by the browser as a reply to ViewHostMsg_SwapCompositorFrame.
 963 IPC_MESSAGE_ROUTED2(ViewMsg_SwapCompositorFrameAck,
 964                     uint32 /* output_surface_id */,
 965                     cc::CompositorFrameAck /* ack */)
 966
 967 // Sent by browser to tell renderer compositor that some resources that were
 968 // given to the browser in a swap are not being used anymore.
 969 IPC_MESSAGE_ROUTED2(ViewMsg_ReclaimCompositorResources,
 970                     uint32 /* output_surface_id */,
 971                     cc::CompositorFrameAck /* ack */)
 972
 973 // Sent by browser to give renderer compositor a new namespace ID for any
 974 // SurfaceSequences it has to create.
 975 IPC_MESSAGE_ROUTED1(ViewMsg_SetSurfaceIdNamespace,
 976                     uint32_t /* surface_id_namespace */)
 977
 978 IPC_MESSAGE_ROUTED0(ViewMsg_SelectWordAroundCaret)
 979
 980 // Sent by the browser to ask the renderer to redraw.
 981 // If |request_id| is not zero, it is added to the forced frame's latency info
 982 // as ui::WINDOW_SNAPSHOT_FRAME_NUMBER_COMPONENT.
 983 IPC_MESSAGE_ROUTED1(ViewMsg_ForceRedraw,
 984                     int /* request_id */)
 985
 986 // Sent by the browser when the renderer should generate a new frame.
 987 IPC_MESSAGE_ROUTED1(ViewMsg_BeginFrame,
 988                     cc::BeginFrameArgs /* args */)
 989
 990 // -----------------------------------------------------------------------------
 991 // Messages sent from the renderer to the browser.
 992
 993 // Sent by renderer to request a ViewMsg_BeginFrame message for upcoming
 994 // display events. If |enabled| is true, the BeginFrame message will continue
 995 // to be be delivered until the notification is disabled.
 996 IPC_MESSAGE_ROUTED1(ViewHostMsg_SetNeedsBeginFrames,
 997                     bool /* enabled */)
 998
 999 // Sent by the renderer when it is creating a new window.  The browser creates
1000 // a tab for it and responds with a ViewMsg_CreatingNew_ACK.  If route_id is
1001 // MSG_ROUTING_NONE, the view couldn't be created.
1002 IPC_SYNC_MESSAGE_CONTROL1_4(ViewHostMsg_CreateWindow,
1003                             ViewHostMsg_CreateWindow_Params,
1004                             int /* route_id */,
1005                             int /* main_frame_route_id */,
1006                             int32 /* surface_id */,
1007                             int64 /* cloned_session_storage_namespace_id */)
1008
1009 // Similar to ViewHostMsg_CreateWindow, except used for sub-widgets, like
1010 // <select> dropdowns.  This message is sent to the WebContentsImpl that
1011 // contains the widget being created.
1012 IPC_SYNC_MESSAGE_CONTROL2_2(ViewHostMsg_CreateWidget,
1013                             int /* opener_id */,
1014                             blink::WebPopupType /* popup type */,
1015                             int /* route_id */,
1016                             int32 /* surface_id */)
1017
1018 // Similar to ViewHostMsg_CreateWidget except the widget is a full screen
1019 // window.
1020 IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_CreateFullscreenWidget,
1021                             int /* opener_id */,
1022                             int /* route_id */,
1023                             int32 /* surface_id */)
1024
1025 // Asks the browser for a unique routing ID.
1026 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GenerateRoutingID,
1027                             int /* routing_id */)
1028
1029 // Asks the browser for the default audio hardware configuration.
1030 IPC_SYNC_MESSAGE_CONTROL0_2(ViewHostMsg_GetAudioHardwareConfig,
1031                             media::AudioParameters /* input parameters */,
1032                             media::AudioParameters /* output parameters */)
1033
1034 // Asks the browser for the renderer process memory size stats.
1035 IPC_SYNC_MESSAGE_CONTROL0_2(ViewHostMsg_GetProcessMemorySizes,
1036                             size_t /* private_bytes */,
1037                             size_t /* shared_bytes */)
1038
1039 // These three messages are sent to the parent RenderViewHost to display the
1040 // page/widget that was created by
1041 // CreateWindow/CreateWidget/CreateFullscreenWidget. routing_id
1042 // refers to the id that was returned from the Create message above.
1043 // The initial_rect parameter is in screen coordinates.
1044 //
1045 // FUTURE: there will probably be flags here to control if the result is
1046 // in a new window.
1047 IPC_MESSAGE_ROUTED4(ViewHostMsg_ShowView,
1048                     int /* route_id */,
1049                     WindowOpenDisposition /* disposition */,
1050                     gfx::Rect /* initial_rect */,
1051                     bool /* opened_by_user_gesture */)
1052
1053 IPC_MESSAGE_ROUTED2(ViewHostMsg_ShowWidget,
1054                     int /* route_id */,
1055                     gfx::Rect /* initial_rect */)
1056
1057 // Message to show a full screen widget.
1058 IPC_MESSAGE_ROUTED1(ViewHostMsg_ShowFullscreenWidget,
1059                     int /* route_id */)
1060
1061 // Indicates the renderer is ready in response to a ViewMsg_New or
1062 // a ViewMsg_CreatingNew_ACK.
1063 IPC_MESSAGE_ROUTED0(ViewHostMsg_RenderViewReady)
1064
1065 // Sent by the renderer process to request that the browser close the view.
1066 // This corresponds to the window.close() API, and the browser may ignore
1067 // this message.  Otherwise, the browser will generates a ViewMsg_Close
1068 // message to close the view.
1069 IPC_MESSAGE_ROUTED0(ViewHostMsg_Close)
1070
1071 // Send in response to a ViewMsg_UpdateScreenRects so that the renderer can
1072 // throttle these messages.
1073 IPC_MESSAGE_ROUTED0(ViewHostMsg_UpdateScreenRects_ACK)
1074
1075 // Sent by the renderer process to request that the browser move the view.
1076 // This corresponds to the window.resizeTo() and window.moveTo() APIs, and
1077 // the browser may ignore this message.
1078 IPC_MESSAGE_ROUTED1(ViewHostMsg_RequestMove,
1079                     gfx::Rect /* position */)
1080
1081 // Result of string search in the page.
1082 // Response to ViewMsg_Find with the results of the requested find-in-page
1083 // search, the number of matches found and the selection rect (in screen
1084 // coordinates) for the string found. If |final_update| is false, it signals
1085 // that this is not the last Find_Reply message - more will be sent as the
1086 // scoping effort continues.
1087 IPC_MESSAGE_ROUTED5(ViewHostMsg_Find_Reply,
1088                     int /* request_id */,
1089                     int /* number of matches */,
1090                     gfx::Rect /* selection_rect */,
1091                     int /* active_match_ordinal */,
1092                     bool /* final_update */)
1093
1094 // Indicates that the render view has been closed in respose to a
1095 // Close message.
1096 IPC_MESSAGE_CONTROL1(ViewHostMsg_Close_ACK,
1097                      int /* old_route_id */)
1098
1099 // Indicates that the current page has been closed, after a ClosePage
1100 // message.
1101 IPC_MESSAGE_ROUTED0(ViewHostMsg_ClosePage_ACK)
1102
1103 // Notifies the browser that we have session history information.
1104 // page_id: unique ID that allows us to distinguish between history entries.
1105 IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateState,
1106                     int32 /* page_id */,
1107                     content::PageState /* state */)
1108
1109 // Notifies the browser that we want to show a destination url for a potential
1110 // action (e.g. when the user is hovering over a link).
1111 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateTargetURL,
1112                     GURL)
1113
1114 // Sent when the document element is available for the top-level frame.  This
1115 // happens after the page starts loading, but before all resources are
1116 // finished.
1117 IPC_MESSAGE_ROUTED1(ViewHostMsg_DocumentAvailableInMainFrame,
1118                     bool /* uses_temporary_zoom_level */)
1119
1120 // Sent when the renderer loads a resource from its memory cache.
1121 // The security info is non empty if the resource was originally loaded over
1122 // a secure connection.
1123 // Note: May only be sent once per URL per frame per committed load.
1124 IPC_MESSAGE_ROUTED5(ViewHostMsg_DidLoadResourceFromMemoryCache,
1125                     GURL /* url */,
1126                     std::string  /* security info */,
1127                     std::string  /* http method */,
1128                     std::string  /* mime type */,
1129                     content::ResourceType /* resource type */)
1130
1131 // Sent when the renderer displays insecure content in a secure page.
1132 IPC_MESSAGE_ROUTED0(ViewHostMsg_DidDisplayInsecureContent)
1133
1134 // Sent when the renderer runs insecure content in a secure origin.
1135 IPC_MESSAGE_ROUTED2(ViewHostMsg_DidRunInsecureContent,
1136                     std::string  /* security_origin */,
1137                     GURL         /* target URL */)
1138
1139 // Sent to update part of the view.  In response to this message, the host
1140 // generates a ViewMsg_UpdateRect_ACK message.
1141 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateRect,
1142                     ViewHostMsg_UpdateRect_Params)
1143
1144 IPC_MESSAGE_ROUTED0(ViewHostMsg_Focus)
1145 IPC_MESSAGE_ROUTED0(ViewHostMsg_Blur)
1146
1147 // Message sent from renderer to the browser when focus changes inside the
1148 // webpage. The first parameter says whether the newly focused element needs
1149 // keyboard input (true for textfields, text areas and content editable divs).
1150 // The second parameter is the node bounds relative to RenderWidgetHostView.
1151 IPC_MESSAGE_ROUTED2(ViewHostMsg_FocusedNodeChanged,
1152                     bool /* is_editable_node */,
1153                     gfx::Rect /* node_bounds */)
1154
1155 IPC_MESSAGE_ROUTED1(ViewHostMsg_SetCursor, content::WebCursor)
1156
1157 // Used to get the list of plugins
1158 IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_GetPlugins,
1159     bool /* refresh*/,
1160     std::vector<content::WebPluginInfo> /* plugins */)
1161
1162 #if defined(OS_WIN)
1163 IPC_MESSAGE_ROUTED1(ViewHostMsg_WindowlessPluginDummyWindowCreated,
1164                     gfx::NativeViewId /* dummy_activation_window */)
1165
1166 IPC_MESSAGE_ROUTED1(ViewHostMsg_WindowlessPluginDummyWindowDestroyed,
1167                     gfx::NativeViewId /* dummy_activation_window */)
1168
1169 // Asks the browser for the user's monitor profile.
1170 IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GetMonitorColorProfile,
1171                             std::vector<char> /* profile */)
1172 #endif
1173
1174 // Get the list of proxies to use for |url|, as a semicolon delimited list
1175 // of "<TYPE> <HOST>:<PORT>" | "DIRECT".
1176 IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_ResolveProxy,
1177                             GURL /* url */,
1178                             bool /* result */,
1179                             std::string /* proxy list */)
1180
1181 // A renderer sends this to the browser process when it wants to create a
1182 // worker.  The browser will create the worker process if necessary, and
1183 // will return the route id on success.  On error returns MSG_ROUTING_NONE.
1184 IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_CreateWorker,
1185                             ViewHostMsg_CreateWorker_Params,
1186                             int /* route_id */)
1187
1188 // A renderer sends this to the browser process when a document has been
1189 // detached. The browser will use this to constrain the lifecycle of worker
1190 // processes (SharedWorkers are shut down when their last associated document
1191 // is detached).
1192 IPC_MESSAGE_CONTROL1(ViewHostMsg_DocumentDetached,
1193                      uint64 /* document_id */)
1194
1195 // Wraps an IPC message that's destined to the worker on the renderer->browser
1196 // hop.
1197 IPC_MESSAGE_CONTROL1(ViewHostMsg_ForwardToWorker,
1198                      IPC::Message /* message */)
1199
1200 // Tells the browser that a specific Appcache manifest in the current page
1201 // was accessed.
1202 IPC_MESSAGE_ROUTED2(ViewHostMsg_AppCacheAccessed,
1203                     GURL /* manifest url */,
1204                     bool /* blocked by policy */)
1205
1206 // Initiates a download based on user actions like 'ALT+click'.
1207 IPC_MESSAGE_CONTROL4(ViewHostMsg_DownloadUrl,
1208                      int /* render_view_id */,
1209                      GURL /* url */,
1210                      content::Referrer /* referrer */,
1211                      base::string16 /* suggested_name */)
1212
1213 // Used to go to the session history entry at the given offset (ie, -1 will
1214 // return the "back" item).
1215 IPC_MESSAGE_ROUTED1(ViewHostMsg_GoToEntryAtOffset,
1216                     int /* offset (from current) of history item to get */)
1217
1218 // Sent from an inactive renderer for the browser to route to the active
1219 // renderer, instructing it to close.
1220 IPC_MESSAGE_ROUTED0(ViewHostMsg_RouteCloseEvent)
1221
1222 // Notifies that the preferred size of the content changed.
1223 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidContentsPreferredSizeChange,
1224                     gfx::Size /* pref_size */)
1225
1226 // Notifies whether there are JavaScript touch event handlers or not.
1227 IPC_MESSAGE_ROUTED1(ViewHostMsg_HasTouchEventHandlers,
1228                     bool /* has_handlers */)
1229
1230 // A message from HTML-based UI.  When (trusted) Javascript calls
1231 // send(message, args), this message is sent to the browser.
1232 IPC_MESSAGE_ROUTED3(ViewHostMsg_WebUISend,
1233                     GURL /* source_url */,
1234                     std::string  /* message */,
1235                     base::ListValue /* args */)
1236
1237 #if defined(ENABLE_PLUGINS)
1238 // A renderer sends this to the browser process when it wants to create a ppapi
1239 // plugin.  The browser will create the plugin process if necessary, and will
1240 // return a handle to the channel on success.
1241 //
1242 // The plugin_child_id is the ChildProcessHost ID assigned in the browser
1243 // process. This ID is valid only in the context of the browser process and is
1244 // used to identify the proper process when the renderer notifies it that the
1245 // plugin is hung.
1246 //
1247 // On error an empty string and null handles are returned.
1248 IPC_SYNC_MESSAGE_CONTROL1_3(ViewHostMsg_OpenChannelToPepperPlugin,
1249                             base::FilePath /* path */,
1250                             IPC::ChannelHandle /* handle to channel */,
1251                             base::ProcessId /* plugin_pid */,
1252                             int /* plugin_child_id */)
1253
1254 // Notification that a plugin has created a new plugin instance. The parameters
1255 // indicate:
1256 // -The plugin process ID that we're creating the instance for.
1257 // -The instance ID of the instance being created.
1258 // -A PepperRendererInstanceData struct which contains properties from the
1259 // renderer which are associated with the plugin instance. This includes the
1260 // routing ID of the associated render view and the URL of plugin.
1261 // -Whether the plugin we're creating an instance for is external or internal.
1262 //
1263 // This message must be sync even though it returns no parameters to avoid
1264 // a race condition with the plugin process. The plugin process sends messages
1265 // to the browser that assume the browser knows about the instance. We need to
1266 // make sure that the browser actually knows about the instance before we tell
1267 // the plugin to run.
1268 IPC_SYNC_MESSAGE_CONTROL4_0(
1269     ViewHostMsg_DidCreateOutOfProcessPepperInstance,
1270     int /* plugin_child_id */,
1271     int32 /* pp_instance */,
1272     content::PepperRendererInstanceData /* creation_data */,
1273     bool /* is_external */)
1274
1275 // Notification that a plugin has destroyed an instance. This is the opposite of
1276 // the "DidCreate" message above.
1277 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidDeleteOutOfProcessPepperInstance,
1278                      int /* plugin_child_id */,
1279                      int32 /* pp_instance */,
1280                      bool /* is_external */)
1281
1282 // Message from the renderer to the browser indicating the in-process instance
1283 // has been created.
1284 IPC_MESSAGE_CONTROL2(ViewHostMsg_DidCreateInProcessInstance,
1285                      int32 /* instance */,
1286                      content::PepperRendererInstanceData /* instance_data */)
1287
1288 // Message from the renderer to the browser indicating the in-process instance
1289 // has been destroyed.
1290 IPC_MESSAGE_CONTROL1(ViewHostMsg_DidDeleteInProcessInstance,
1291                      int32 /* instance */)
1292
1293 // A renderer sends this to the browser process when it wants to
1294 // create a ppapi broker.  The browser will create the broker process
1295 // if necessary, and will return a handle to the channel on success.
1296 // On error an empty string is returned.
1297 // The browser will respond with ViewMsg_PpapiBrokerChannelCreated.
1298 IPC_MESSAGE_CONTROL2(ViewHostMsg_OpenChannelToPpapiBroker,
1299                      int /* routing_id */,
1300                      base::FilePath /* path */)
1301
1302 // A renderer sends this to the browser process when it wants to access a PPAPI
1303 // broker. In contrast to ViewHostMsg_OpenChannelToPpapiBroker, this is called
1304 // for every connection.
1305 // The browser will respond with ViewMsg_PpapiBrokerPermissionResult.
1306 IPC_MESSAGE_ROUTED3(ViewHostMsg_RequestPpapiBrokerPermission,
1307                     int /* routing_id */,
1308                     GURL /* document_url */,
1309                     base::FilePath /* plugin_path */)
1310
1311 // A renderer sends this to the browser process when it throttles or unthrottles
1312 // a plugin instance for the Plugin Power Saver feature.
1313 IPC_MESSAGE_CONTROL3(ViewHostMsg_PluginInstanceThrottleStateChange,
1314                      int /* plugin_child_id */,
1315                      int32 /* pp_instance */,
1316                      bool /* is_throttled */)
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 // Notification that the text selection has changed.
1325 // Note: The secound parameter is the character based offset of the
1326 // base::string16
1327 // text in the document.
1328 IPC_MESSAGE_ROUTED3(ViewHostMsg_SelectionChanged,
1329                     base::string16 /* text covers the selection range */,
1330                     size_t /* the offset of the text in the document */,
1331                     gfx::Range /* selection range in the document */)
1332
1333 // Notification that the selection bounds have changed.
1334 IPC_MESSAGE_ROUTED1(ViewHostMsg_SelectionBoundsChanged,
1335                     ViewHostMsg_SelectionBounds_Params)
1336
1337 // Asks the browser to display the file chooser.  The result is returned in a
1338 // ViewMsg_RunFileChooserResponse message.
1339 IPC_MESSAGE_ROUTED1(ViewHostMsg_RunFileChooser,
1340                     content::FileChooserParams)
1341
1342 // Asks the browser to enumerate a directory.  This is equivalent to running
1343 // the file chooser in directory-enumeration mode and having the user select
1344 // the given directory.  The result is returned in a
1345 // ViewMsg_EnumerateDirectoryResponse message.
1346 IPC_MESSAGE_ROUTED2(ViewHostMsg_EnumerateDirectory,
1347                     int /* request_id */,
1348                     base::FilePath /* file_path */)
1349
1350 // Asks the browser to save a image (for <canvas> or <img>) from a data URL.
1351 // Note: |data_url| is the contents of a data:URL, and that it's represented as
1352 // a string only to work around size limitations for GURLs in IPC messages.
1353 IPC_MESSAGE_CONTROL2(ViewHostMsg_SaveImageFromDataURL,
1354                      int /* render_view_id */,
1355                      std::string /* data_url */)
1356
1357 // Tells the browser to move the focus to the next (previous if reverse is
1358 // true) focusable element.
1359 IPC_MESSAGE_ROUTED1(ViewHostMsg_TakeFocus,
1360                     bool /* reverse */)
1361
1362 // Required for opening a date/time dialog
1363 IPC_MESSAGE_ROUTED1(ViewHostMsg_OpenDateTimeDialog,
1364                     ViewHostMsg_DateTimeDialogValue_Params /* value */)
1365
1366 IPC_MESSAGE_ROUTED4(ViewHostMsg_TextInputTypeChanged,
1367                     ui::TextInputType /* TextInputType of the focused node */,
1368                     ui::TextInputMode /* TextInputMode of the focused node */,
1369                     bool /* can_compose_inline in the focused node */,
1370                     int /* flags in the focused node */)
1371
1372 // Required for updating text input state.
1373 IPC_MESSAGE_ROUTED1(ViewHostMsg_TextInputStateChanged,
1374                     ViewHostMsg_TextInputState_Params /* input state params */)
1375
1376 // Sent when the renderer changes the zoom level for a particular url, so the
1377 // browser can update its records.  If the view is a plugin doc, then url is
1378 // used to update the zoom level for all pages in that site.  Otherwise, the
1379 // render view's id is used so that only the menu is updated.
1380 IPC_MESSAGE_ROUTED2(ViewHostMsg_DidZoomURL,
1381                     double /* zoom_level */,
1382                     GURL /* url */)
1383
1384 // Sent when the renderer changes its page scale factor and whether or not the
1385 // page scale factor is one changes.
1386 IPC_MESSAGE_ROUTED1(ViewHostMsg_PageScaleFactorIsOneChanged, bool /* is_one */)
1387
1388 // Updates the minimum/maximum allowed zoom percent for this tab from the
1389 // default values.  If |remember| is true, then the zoom setting is applied to
1390 // other pages in the site and is saved, otherwise it only applies to this
1391 // tab.
1392 IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateZoomLimits,
1393                     int /* minimum_percent */,
1394                     int /* maximum_percent */)
1395
1396 // Notify the browser that this render process can or can't be suddenly
1397 // terminated.
1398 IPC_MESSAGE_CONTROL1(ViewHostMsg_SuddenTerminationChanged,
1399                      bool /* enabled */)
1400
1401 IPC_MESSAGE_ROUTED3(
1402     ViewHostMsg_SwapCompositorFrame,
1403     uint32 /* output_surface_id */,
1404     cc::CompositorFrame /* frame */,
1405     std::vector<IPC::Message> /* messages_to_deliver_with_frame */)
1406
1407 //---------------------------------------------------------------------------
1408 // Request for cryptographic operation messages:
1409 // These are messages from the renderer to the browser to perform a
1410 // cryptographic operation.
1411
1412 // Asks the browser process to generate a keypair for grabbing a client
1413 // certificate from a CA (<keygen> tag), and returns the signed public
1414 // key and challenge string.
1415 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_Keygen,
1416                             uint32 /* key size index */,
1417                             std::string /* challenge string */,
1418                             GURL /* URL of requestor */,
1419                             std::string /* signed public key and challenge */)
1420
1421 // Message sent from the renderer to the browser to request that the browser
1422 // cache |data| associated with |url| and |expected_response_time|.
1423 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidGenerateCacheableMetadata,
1424                      GURL /* url */,
1425                      base::Time /* expected_response_time */,
1426                      std::vector<char> /* data */)
1427
1428 // Send back a string to be recorded by UserMetrics.
1429 IPC_MESSAGE_CONTROL1(ViewHostMsg_UserMetricsRecordAction,
1430                      std::string /* action */)
1431
1432 // Notifies the browser that the page was or was not saved as MHTML.
1433 IPC_MESSAGE_CONTROL2(ViewHostMsg_SavedPageAsMHTML,
1434                      int /* job_id */,
1435                      int64 /* size of the MHTML file, -1 if error */)
1436
1437 IPC_MESSAGE_ROUTED3(ViewHostMsg_SendCurrentPageAllSavableResourceLinks,
1438                     std::vector<GURL> /* all savable resource links */,
1439                     std::vector<content::Referrer> /* all referrers */,
1440                     std::vector<GURL> /* all frame links */)
1441
1442 IPC_MESSAGE_ROUTED3(ViewHostMsg_SendSerializedHtmlData,
1443                     GURL /* frame's url */,
1444                     std::string /* data buffer */,
1445                     int32 /* complete status */)
1446
1447 // Notifies the browser of an event occurring in the media pipeline.
1448 IPC_MESSAGE_CONTROL1(ViewHostMsg_MediaLogEvents,
1449                      std::vector<media::MediaLogEvent> /* events */)
1450
1451 // Requests to lock the mouse. Will result in a ViewMsg_LockMouse_ACK message
1452 // being sent back.
1453 // |privileged| is used by Pepper Flash. If this flag is set to true, we won't
1454 // pop up a bubble to ask for user permission or take mouse lock content into
1455 // account.
1456 IPC_MESSAGE_ROUTED3(ViewHostMsg_LockMouse,
1457                     bool /* user_gesture */,
1458                     bool /* last_unlocked_by_target */,
1459                     bool /* privileged */)
1460
1461 // Requests to unlock the mouse. A ViewMsg_MouseLockLost message will be sent
1462 // whenever the mouse is unlocked (which may or may not be caused by
1463 // ViewHostMsg_UnlockMouse).
1464 IPC_MESSAGE_ROUTED0(ViewHostMsg_UnlockMouse)
1465
1466 // Notifies that multiple touch targets may have been pressed, and to show
1467 // the disambiguation popup.
1468 IPC_MESSAGE_ROUTED3(ViewHostMsg_ShowDisambiguationPopup,
1469                     gfx::Rect, /* Border of touched targets */
1470                     gfx::Size, /* Size of zoomed image */
1471                     cc::SharedBitmapId /* id */)
1472
1473 // Sent by the renderer process to check whether client 3D APIs
1474 // (Pepper 3D, WebGL) are explicitly blocked.
1475 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_Are3DAPIsBlocked,
1476                             int /* render_view_id */,
1477                             GURL /* top_origin_url */,
1478                             content::ThreeDAPIType /* requester */,
1479                             bool /* blocked */)
1480
1481 // Sent by the renderer process to indicate that a context was lost by
1482 // client 3D content (Pepper 3D, WebGL) running on the page at the
1483 // given URL.
1484 IPC_MESSAGE_CONTROL3(ViewHostMsg_DidLose3DContext,
1485                      GURL /* top_origin_url */,
1486                      content::ThreeDAPIType /* context_type */,
1487                      int /* arb_robustness_status_code */)
1488
1489 // Notifies the browser that document has parsed the body. This is used by the
1490 // ResourceScheduler as an indication that bandwidth contention won't block
1491 // first paint.
1492 IPC_MESSAGE_ROUTED0(ViewHostMsg_WillInsertBody)
1493
1494 // Notification that the urls for the favicon of a site has been determined.
1495 IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateFaviconURL,
1496                     std::vector<content::FaviconURL> /* candidates */)
1497
1498 // Message sent from renderer to the browser when the element that is focused
1499 // has been touched. A bool is passed in this message which indicates if the
1500 // node is editable.
1501 IPC_MESSAGE_ROUTED1(ViewHostMsg_FocusedNodeTouched,
1502                     bool /* editable */)
1503
1504 // Message sent from the renderer to the browser when an HTML form has failed
1505 // validation constraints.
1506 IPC_MESSAGE_ROUTED3(ViewHostMsg_ShowValidationMessage,
1507                     gfx::Rect /* anchor rectangle in root view coordinate */,
1508                     base::string16 /* validation message */,
1509                     base::string16 /* supplemental text */)
1510
1511 // Message sent from the renderer to the browser when a HTML form validation
1512 // message should be hidden from view.
1513 IPC_MESSAGE_ROUTED0(ViewHostMsg_HideValidationMessage)
1514
1515 // Message sent from the renderer to the browser when the suggested co-ordinates
1516 // of the anchor for a HTML form validation message have changed.
1517 IPC_MESSAGE_ROUTED1(ViewHostMsg_MoveValidationMessage,
1518                     gfx::Rect /* anchor rectangle in root view coordinate */)
1519
1520 #if defined(OS_ANDROID)
1521 // Response to ViewMsg_FindMatchRects.
1522 //
1523 // |version| will contain the current version number of the renderer's find
1524 // match list (incremented whenever they change), which should be passed in the
1525 // next call to ViewMsg_FindMatchRects.
1526 //
1527 // |rects| will either contain a list of the enclosing rects of all matches
1528 // found by the most recent Find operation, or will be empty if |version| is not
1529 // greater than the |current_version| passed to ViewMsg_FindMatchRects (hence
1530 // your locally cached rects should still be valid). The rect coords will be
1531 // custom normalized fractions of the document size. The rects will be sorted by
1532 // frame traversal order starting in the main frame, then by dom order.
1533 //
1534 // |active_rect| will contain the bounding box of the active find-in-page match
1535 // marker, in similarly normalized coords (or an empty rect if there isn't one).
1536 IPC_MESSAGE_ROUTED3(ViewHostMsg_FindMatchRects_Reply,
1537                     int /* version */,
1538                     std::vector<gfx::RectF> /* rects */,
1539                     gfx::RectF /* active_rect */)
1540
1541 // Start an android intent with the given URI.
1542 IPC_MESSAGE_ROUTED1(ViewHostMsg_StartContentIntent,
1543                     GURL /* content_url */)
1544
1545 // Message sent when the renderer changed the background color for the view.
1546 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidChangeBodyBackgroundColor,
1547                     uint32  /* bg_color */)
1548
1549 // This message runs the MediaCodec for decoding audio for webaudio.
1550 IPC_MESSAGE_CONTROL3(ViewHostMsg_RunWebAudioMediaCodec,
1551                      base::SharedMemoryHandle /* encoded_data_handle */,
1552                      base::FileDescriptor /* pcm_output */,
1553                      uint32_t /* data_size*/)
1554
1555 // Reply to the ViewMsg_ExtractSmartClipData message.
1556 IPC_MESSAGE_ROUTED3(ViewHostMsg_SmartClipDataExtracted,
1557                     base::string16 /* text */,
1558                     base::string16 /* html */,
1559                     gfx::Rect /* rect */)
1560
1561 // Notifies that an unhandled tap has occurred at the specified x,y position
1562 // and that the UI may need to be triggered.
1563 IPC_MESSAGE_ROUTED2(ViewHostMsg_ShowUnhandledTapUIIfNeeded,
1564                     int /* x */,
1565                     int /* y */)
1566
1567 #elif defined(OS_MACOSX)
1568 // Request that the browser load a font into shared memory for us.
1569 IPC_SYNC_MESSAGE_CONTROL1_3(ViewHostMsg_LoadFont,
1570                            FontDescriptor /* font to load */,
1571                            uint32 /* buffer size */,
1572                            base::SharedMemoryHandle /* font data */,
1573                            uint32 /* font id */)
1574
1575 // Informs the browser that a plugin has gained or lost focus.
1576 IPC_MESSAGE_ROUTED2(ViewHostMsg_PluginFocusChanged,
1577                     bool, /* focused */
1578                     int /* plugin_id */)
1579
1580 // Instructs the browser to start plugin IME.
1581 IPC_MESSAGE_ROUTED0(ViewHostMsg_StartPluginIme)
1582
1583 // Receives content of a web page as plain text.
1584 IPC_MESSAGE_ROUTED1(ViewMsg_GetRenderedTextCompleted, std::string);
1585
1586 #elif defined(OS_WIN)
1587 // Request that the given font characters be loaded by the browser so it's
1588 // cached by the OS. Please see RenderMessageFilter::OnPreCacheFontCharacters
1589 // for details.
1590 IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_PreCacheFontCharacters,
1591                             LOGFONT /* font_data */,
1592                             base::string16 /* characters */)
1593 #endif
1594
1595 // Adding a new message? Stick to the sort order above: first platform
1596 // independent ViewMsg, then ifdefs for platform specific ViewMsg, then platform
1597 // independent ViewHostMsg, then ifdefs for platform specific ViewHostMsg.