Creates the ipclist utility that chrome security team has wanted to dump...

chrome/common/render_messages_internal.h

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include <map>
-#include <set>
-#include <string>
-#include <vector>
-
-#include "build/build_config.h"
-
-#include "base/file_path.h"
-#include "base/nullable_string16.h"
-#include "base/platform_file.h"
-#include "base/sync_socket.h"
-#include "chrome/common/content_settings.h"
-#include "chrome/common/extensions/extension.h"
-#include "chrome/common/geoposition.h"
-#include "chrome/common/nacl_types.h"
-#include "chrome/common/notification_type.h"
-#include "chrome/common/page_zoom.h"
-#include "chrome/common/translate_errors.h"
-#include "chrome/common/window_container_type.h"
-#include "ipc/ipc_message_macros.h"
-#include "media/audio/audio_buffers_state.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebFindOptions.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebMediaPlayerAction.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebScreenInfo.h"
-#include "webkit/glue/context_menu.h"
-#include "webkit/glue/webdropdata.h"
-#include "webkit/plugins/npapi/webplugininfo.h"
-
-#if defined(OS_POSIX)
-#include "base/file_descriptor_posix.h"
-#endif
-
-#if defined(OS_MACOSX)
-#include "chrome/common/font_descriptor_mac.h"
-#endif
-
-// TODO(mpcomplete): rename ViewMsg and ViewHostMsg to something that makes
-// more sense with our current design.
-
-// IPC_MESSAGE macros choke on extra , in the std::map, when expanding. We need
-// to typedef it to avoid that.
-// Substitution map for l10n messages.
-typedef std::map<std::string, std::string> SubstitutionMap;
-
-class Value;
-class SkBitmap;
-class WebCursor;
-struct GPUInfo;
-struct ThumbnailScore;
-
-namespace gfx {
-class Rect;
-}
-
-namespace IPC {
-struct ChannelHandle;
-class Message;
-}
-
-namespace webkit_blob {
-class BlobData;
-}
-
-namespace file_util {
-struct FileInfo;
-}
-
-#define IPC_MESSAGE_START ViewMsgStart
-
-//-----------------------------------------------------------------------------
-// RenderView messages
-// These are messages sent from the browser to the renderer process.
-
-// Used typically when recovering from a crash.  The new rendering process
-// sets its global "next page id" counter to the given value.
-IPC_MESSAGE_CONTROL1(ViewMsg_SetNextPageID,
-                     int32 /* next_page_id */)
-
-// Sends System Colors corresponding to a set of CSS color keywords
-// down the pipe.
-// This message must be sent to the renderer immediately on launch
-// before creating any new views.
-// The message can also be sent during a renderer's lifetime if system colors
-// are updated.
-// TODO(jeremy): Possibly change IPC format once we have this all hooked up.
-IPC_MESSAGE_ROUTED1(ViewMsg_SetCSSColors,
-                    std::vector<CSSColors::CSSColorMapping>)
-
-// Asks the browser for a unique routing ID.
-IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GenerateRoutingID,
-                            int /* routing_id */)
-
-// Tells the renderer to create a new view.
-// This message is slightly different, the view it takes (via
-// ViewMsg_New_Params) is the view to create, the message itself is sent as a
-// non-view control message.
-IPC_MESSAGE_CONTROL1(ViewMsg_New,
-                     ViewMsg_New_Params)
-
-// Tells the renderer to set its maximum cache size to the supplied value.
-IPC_MESSAGE_CONTROL3(ViewMsg_SetCacheCapacities,
-                     size_t /* min_dead_capacity */,
-                     size_t /* max_dead_capacity */,
-                     size_t /* capacity */)
-
-// Tells the renderer to clear the cache.
-IPC_MESSAGE_CONTROL0(ViewMsg_ClearCache)
-
-// Reply in response to ViewHostMsg_ShowView or ViewHostMsg_ShowWidget.
-// similar to the new command, but used when the renderer created a view
-// first, and we need to update it.
-IPC_MESSAGE_ROUTED1(ViewMsg_CreatingNew_ACK,
-                    gfx::NativeViewId /* parent_hwnd */)
-
-// Sends updated preferences to the renderer.
-IPC_MESSAGE_ROUTED1(ViewMsg_SetRendererPrefs,
-                    RendererPreferences)
-
-// Tells the renderer to perform the given action on the media player
-// located at the given point.
-IPC_MESSAGE_ROUTED2(ViewMsg_MediaPlayerActionAt,
-                    gfx::Point, /* location */
-                    WebKit::WebMediaPlayerAction)
-
-IPC_MESSAGE_ROUTED0(ViewMsg_PrintNodeUnderContextMenu)
-
-// Tells the renderer to print the print preview tab's PDF plugin without
-// showing the print dialog.
-IPC_MESSAGE_ROUTED1(ViewMsg_PrintForPrintPreview,
-                    DictionaryValue /* settings*/)
-
-// Tells the render view to close.
-IPC_MESSAGE_ROUTED0(ViewMsg_Close)
-
-// Tells the render view to change its size.  A ViewHostMsg_PaintRect message
-// is generated in response provided new_size is not empty and not equal to
-// the view's current size.  The generated ViewHostMsg_PaintRect message will
-// have the IS_RESIZE_ACK flag set. It also receives the resizer rect so that
-// we don't have to fetch it every time WebKit asks for it.
-IPC_MESSAGE_ROUTED2(ViewMsg_Resize,
-                    gfx::Size /* new_size */,
-                    gfx::Rect /* resizer_rect */)
-
-// Sent to inform the view that it was hidden.  This allows it to reduce its
-// resource utilization.
-IPC_MESSAGE_ROUTED0(ViewMsg_WasHidden)
-
-// Tells the render view that it is no longer hidden (see WasHidden), and the
-// render view is expected to respond with a full repaint if needs_repainting
-// is true.  In that case, the generated ViewHostMsg_PaintRect message will
-// have the IS_RESTORE_ACK flag set.  If needs_repainting is false, then this
-// message does not trigger a message in response.
-IPC_MESSAGE_ROUTED1(ViewMsg_WasRestored,
-                    bool /* needs_repainting */)
-
-// Tells the render view to capture a thumbnail image of the page. The
-// render view responds with a ViewHostMsg_Thumbnail.
-IPC_MESSAGE_ROUTED0(ViewMsg_CaptureThumbnail)
-
-// Tells the render view to capture a thumbnail image of the page. The
-// render view responds with a ViewHostMsg_Snapshot.
-IPC_MESSAGE_ROUTED0(ViewMsg_CaptureSnapshot)
-
-// Tells the render view to switch the CSS to print media type, renders every
-// requested pages and switch back the CSS to display media type.
-IPC_MESSAGE_ROUTED0(ViewMsg_PrintPages)
-
-// Tells the render view that printing is done so it can clean up.
-IPC_MESSAGE_ROUTED2(ViewMsg_PrintingDone,
-                    int /* document_cookie */,
-                    bool /* success */)
-
-// Tells the render view to switch the CSS to print media type, renders every
-// requested pages for print preview.
-IPC_MESSAGE_ROUTED0(ViewMsg_PrintPreview)
-
-// Sends back to the browser the rendered "printed document" for preview that
-// was requested by a ViewMsg_PrintPreview message. The memory handle in this
-// message is already valid in the browser process.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_PagesReadyForPreview,
-                    ViewHostMsg_DidPreviewDocument_Params /* params */)
-
-// Tells the renderer to dump as much memory as it can, perhaps because we
-// have memory pressure or the renderer is (or will be) paged out.  This
-// should only result in purging objects we can recalculate, e.g. caches or
-// JS garbage, not in purging irreplaceable objects.
-IPC_MESSAGE_CONTROL0(ViewMsg_PurgeMemory)
-
-// Sent to render the view into the supplied transport DIB, resize
-// the web widget to match the |page_size|, scale it by the
-// appropriate scale to make it fit the |desired_size|, and return
-// it.  In response to this message, the host generates a
-// ViewHostMsg_PaintAtSize_ACK message.  Note that the DIB *must* be
-// the right size to receive an RGBA image at the |desired_size|.
-// |tag| is sent along with ViewHostMsg_PaintAtSize_ACK unmodified to
-// identify the PaintAtSize message the ACK belongs to.
-IPC_MESSAGE_ROUTED4(ViewMsg_PaintAtSize,
-                    TransportDIB::Handle /* dib_handle */,
-                    int /* tag */,
-                    gfx::Size /* page_size */,
-                    gfx::Size /* desired_size */)
-
-// Tells the render view that a ViewHostMsg_UpdateRect message was processed.
-// This signals the render view that it can send another UpdateRect message.
-IPC_MESSAGE_ROUTED0(ViewMsg_UpdateRect_ACK)
-
-// Message payload includes:
-// 1. A blob that should be cast to WebInputEvent
-// 2. An optional boolean value indicating if a RawKeyDown event is associated
-//    to a keyboard shortcut of the browser.
-IPC_MESSAGE_ROUTED0(ViewMsg_HandleInputEvent)
-
-// This message notifies the renderer that the next key event is bound to one
-// or more pre-defined edit commands. If the next key event is not handled
-// by webkit, the specified edit commands shall be executed against current
-// focused frame.
-// Parameters
-// * edit_commands (see chrome/common/edit_command_types.h)
-//   Contains one or more edit commands.
-// See third_party/WebKit/Source/WebCore/editing/EditorCommand.cpp for detailed
-// definition of webkit edit commands.
-//
-// This message must be sent just before sending a key event.
-IPC_MESSAGE_ROUTED1(ViewMsg_SetEditCommandsForNextKeyEvent,
-                    std::vector<EditCommand> /* edit_commands */)
-
-// Message payload is the name/value of a WebCore edit command to execute.
-IPC_MESSAGE_ROUTED2(ViewMsg_ExecuteEditCommand,
-                    std::string, /* name */
-                    std::string /* value */)
-
-IPC_MESSAGE_ROUTED0(ViewMsg_MouseCaptureLost)
-
-// TODO(darin): figure out how this meshes with RestoreFocus
-IPC_MESSAGE_ROUTED1(ViewMsg_SetFocus, bool /* enable */)
-
-// Tells the renderer to focus the first (last if reverse is true) focusable
-// node.
-IPC_MESSAGE_ROUTED1(ViewMsg_SetInitialFocus, bool /* reverse */)
-
-// Tells the renderer to scroll the currently focused node into view only if
-// the currently focused node is a Text node (textfield, text area or content
-// editable divs).
-IPC_MESSAGE_ROUTED0(ViewMsg_ScrollFocusedEditableNodeIntoView)
-
-// Tells the renderer to perform the specified navigation, interrupting any
-// existing navigation.
-IPC_MESSAGE_ROUTED1(ViewMsg_Navigate, ViewMsg_Navigate_Params)
-
-IPC_MESSAGE_ROUTED0(ViewMsg_Stop)
-
-// Tells the renderer to reload the current focused frame
-IPC_MESSAGE_ROUTED0(ViewMsg_ReloadFrame)
-
-// This message notifies the renderer that the user has closed the FindInPage
-// window (and what action to take regarding the selection).
-IPC_MESSAGE_ROUTED1(ViewMsg_StopFinding,
-                    ViewMsg_StopFinding_Params /* action */)
-
-// These messages are typically generated from context menus and request the
-// renderer to apply the specified operation to the current selection.
-IPC_MESSAGE_ROUTED0(ViewMsg_Undo)
-IPC_MESSAGE_ROUTED0(ViewMsg_Redo)
-IPC_MESSAGE_ROUTED0(ViewMsg_Cut)
-IPC_MESSAGE_ROUTED0(ViewMsg_Copy)
-#if defined(OS_MACOSX)
-IPC_MESSAGE_ROUTED0(ViewMsg_CopyToFindPboard)
-#endif
-IPC_MESSAGE_ROUTED0(ViewMsg_Paste)
-// Replaces the selected region or a word around the cursor with the
-// specified string.
-IPC_MESSAGE_ROUTED1(ViewMsg_Replace, string16)
-IPC_MESSAGE_ROUTED0(ViewMsg_ToggleSpellCheck)
-IPC_MESSAGE_ROUTED0(ViewMsg_Delete)
-IPC_MESSAGE_ROUTED0(ViewMsg_SelectAll)
-IPC_MESSAGE_ROUTED1(ViewMsg_ToggleSpellPanel, bool)
-IPC_MESSAGE_ROUTED3(ViewMsg_SpellChecker_RespondTextCheck,
-                    int        /* request identifier given by WebKit */,
-                    int        /* document tag */,
-                    std::vector<WebKit::WebTextCheckingResult>)
-
-// This message tells the renderer to advance to the next misspelling. It is
-// sent when the user clicks the "Find Next" button on the spelling panel.
-IPC_MESSAGE_ROUTED0(ViewMsg_AdvanceToNextMisspelling)
-
-// Copies the image at location x, y to the clipboard (if there indeed is an
-// image at that location).
-IPC_MESSAGE_ROUTED2(ViewMsg_CopyImageAt,
-                    int /* x */,
-                    int /* y */)
-
-// History system notification that the visited link database has been
-// replaced. It has one SharedMemoryHandle argument consisting of the table
-// handle. This handle is valid in the context of the renderer
-IPC_MESSAGE_CONTROL1(ViewMsg_VisitedLink_NewTable, base::SharedMemoryHandle)
-
-// History system notification that a link has been added and the link
-// coloring state for the given hash must be re-calculated.
-IPC_MESSAGE_CONTROL1(ViewMsg_VisitedLink_Add, std::vector<uint64>)
-
-// History system notification that one or more history items have been
-// deleted, which at this point means that all link coloring state must be
-// re-calculated.
-IPC_MESSAGE_CONTROL0(ViewMsg_VisitedLink_Reset)
-
-// Notification that the user scripts have been updated. It has one
-// SharedMemoryHandle argument consisting of the pickled script data. This
-// handle is valid in the context of the renderer.
-IPC_MESSAGE_CONTROL1(ViewMsg_UserScripts_UpdatedScripts,
-                     base::SharedMemoryHandle)
-
-// Sent when the user wants to search for a word on the page (find in page).
-IPC_MESSAGE_ROUTED3(ViewMsg_Find,
-                    int /* request_id */,
-                    string16 /* search_text */,
-                    WebKit::WebFindOptions)
-
-// Send from the renderer to the browser to return the script running result.
-IPC_MESSAGE_ROUTED2(ViewMsg_ExecuteCodeFinished,
-                    int, /* request id */
-                    bool /* whether the script ran successfully */)
-
-// Sent when user prompting is required before a ViewHostMsg_GetCookies
-// message can complete.  This message indicates that the renderer should
-// pump messages while waiting for cookies.
-IPC_MESSAGE_CONTROL0(ViewMsg_SignalCookiePromptEvent)
-
-// Request for the renderer to evaluate an xpath to a frame and execute a
-// javascript: url in that frame's context. The message is completely
-// asynchronous and no corresponding response message is sent back.
-//
-// frame_xpath contains the modified xpath notation to identify an inner
-// subframe (starting from the root frame). It is a concatenation of
-// number of smaller xpaths delimited by '\n'. Each chunk in the string can
-// be evaluated to a frame in its parent-frame's context.
-//
-// Example: /html/body/iframe/\n/html/body/div/iframe/\n/frameset/frame[0]
-// can be broken into 3 xpaths
-// /html/body/iframe evaluates to an iframe within the root frame
-// /html/body/div/iframe evaluates to an iframe within the level-1 iframe
-// /frameset/frame[0] evaluates to first frame within the level-2 iframe
-//
-// jscript_url is the string containing the javascript: url to be executed
-// in the target frame's context. The string should start with "javascript:"
-// and continue with a valid JS text.
-//
-// If the fourth parameter is true the result is sent back to the renderer
-// using the message ViewHostMsg_ScriptEvalResponse.
-// ViewHostMsg_ScriptEvalResponse is passed the ID parameter so that the
-// client can uniquely identify the request.
-IPC_MESSAGE_ROUTED4(ViewMsg_ScriptEvalRequest,
-                    string16,  /* frame_xpath */
-                    string16,  /* jscript_url */
-                    int,  /* ID */
-                    bool  /* If true, result is sent back. */)
-
-// Request for the renderer to evaluate an xpath to a frame and insert css
-// into that frame's document. See ViewMsg_ScriptEvalRequest for details on
-// allowed xpath expressions.
-IPC_MESSAGE_ROUTED3(ViewMsg_CSSInsertRequest,
-                    std::wstring,  /* frame_xpath */
-                    std::string,  /* css string */
-                    std::string  /* element id */)
-
-// Log a message to the console of the target frame
-IPC_MESSAGE_ROUTED3(ViewMsg_AddMessageToConsole,
-                    string16 /* frame_xpath */,
-                    string16 /* message */,
-                    WebKit::WebConsoleMessage::Level /* message_level */)
-
-// RenderViewHostDelegate::RenderViewCreated method sends this message to a
-// new renderer to notify it that it will host developer tools UI and should
-// set up all neccessary bindings and create DevToolsClient instance that
-// will handle communication with inspected page DevToolsAgent.
-IPC_MESSAGE_ROUTED0(ViewMsg_SetupDevToolsClient)
-
-// Change the zoom level for the current main frame.  If the level actually
-// changes, a ViewHostMsg_DidZoomURL message will be sent back to the browser
-// telling it what url got zoomed and what its current zoom level is.
-IPC_MESSAGE_ROUTED1(ViewMsg_Zoom,
-                    PageZoom::Function /* function */)
-
-// Set the zoom level for the current main frame.  If the level actually
-// changes, a ViewHostMsg_DidZoomURL message will be sent back to the browser
-// telling it what url got zoomed and what its current zoom level is.
-IPC_MESSAGE_ROUTED1(ViewMsg_SetZoomLevel,
-                    double /* zoom_level */)
-
-// Set the zoom level for a particular url that the renderer is in the
-// process of loading.  This will be stored, to be used if the load commits
-// and ignored otherwise.
-IPC_MESSAGE_ROUTED2(ViewMsg_SetZoomLevelForLoadingURL,
-                    GURL /* url */,
-                    double /* zoom_level */)
-
-// Set the zoom level for a particular url, so all render views
-// displaying this url can update their zoom levels to match.
-IPC_MESSAGE_CONTROL2(ViewMsg_SetZoomLevelForCurrentURL,
-                     GURL /* url */,
-                     double /* zoom_level */)
-
-// Set the content settings for a particular url that the renderer is in the
-// process of loading.  This will be stored, to be used if the load commits
-// and ignored otherwise.
-IPC_MESSAGE_ROUTED2(ViewMsg_SetContentSettingsForLoadingURL,
-                    GURL /* url */,
-                    ContentSettings /* content_settings */)
-
-// Set the content settings for a particular url, so all render views
-// displaying this host url update their content settings to match.
-IPC_MESSAGE_CONTROL2(ViewMsg_SetContentSettingsForCurrentURL,
-                     GURL /* url */,
-                     ContentSettings /* content_settings */)
-
-// Change encoding of page in the renderer.
-IPC_MESSAGE_ROUTED1(ViewMsg_SetPageEncoding,
-                    std::string /*new encoding name*/)
-
-// Reset encoding of page in the renderer back to default.
-IPC_MESSAGE_ROUTED0(ViewMsg_ResetPageEncodingToDefault)
-
-// Requests the renderer to reserve a range of page ids.
-IPC_MESSAGE_ROUTED1(ViewMsg_ReservePageIDRange,
-                    int  /* size_of_range */)
-
-// D&d drop target messages.
-IPC_MESSAGE_ROUTED4(ViewMsg_DragTargetDragEnter,
-                    WebDropData /* drop_data */,
-                    gfx::Point /* client_pt */,
-                    gfx::Point /* screen_pt */,
-                    WebKit::WebDragOperationsMask /* ops_allowed */)
-IPC_MESSAGE_ROUTED3(ViewMsg_DragTargetDragOver,
-                    gfx::Point /* client_pt */,
-                    gfx::Point /* screen_pt */,
-                    WebKit::WebDragOperationsMask /* ops_allowed */)
-IPC_MESSAGE_ROUTED0(ViewMsg_DragTargetDragLeave)
-IPC_MESSAGE_ROUTED2(ViewMsg_DragTargetDrop,
-                    gfx::Point /* client_pt */,
-                    gfx::Point /* screen_pt */)
-
-// Notifies the renderer of updates in mouse position of an in-progress
-// drag.  if |ended| is true, then the user has ended the drag operation.
-IPC_MESSAGE_ROUTED4(ViewMsg_DragSourceEndedOrMoved,
-                    gfx::Point /* client_pt */,
-                    gfx::Point /* screen_pt */,
-                    bool /* ended */,
-                    WebKit::WebDragOperation /* drag_operation */)
-
-// Notifies the renderer that the system DoDragDrop call has ended.
-IPC_MESSAGE_ROUTED0(ViewMsg_DragSourceSystemDragEnded)
-
-// Used to tell a render view whether it should expose various bindings
-// that allow JS content extended privileges.  See BindingsPolicy for valid
-// flag values.
-IPC_MESSAGE_ROUTED1(ViewMsg_AllowBindings,
-                    int /* enabled_bindings_flags */)
-
-// Tell the renderer to add a property to the WebUI binding object.  This
-// only works if we allowed WebUI bindings.
-IPC_MESSAGE_ROUTED2(ViewMsg_SetWebUIProperty,
-                    std::string /* property_name */,
-                    std::string /* property_value_json */)
-
-// This message starts/stop monitoring the input method status of the focused
-// edit control of a renderer process.
-// Parameters
-// * is_active (bool)
-//   Indicates if an input method is active in the browser process.
-//   The possible actions when a renderer process receives this message are
-//   listed below:
-//     Value Action
-//     true  Start sending IPC message ViewHostMsg_ImeUpdateTextInputState
-//           to notify the input method status of the focused edit control.
-//     false Stop sending IPC message ViewHostMsg_ImeUpdateTextInputState.
-IPC_MESSAGE_ROUTED1(ViewMsg_SetInputMethodActive,
-                    bool /* is_active */)
-
-// This message sends a string being composed with an input method.
-IPC_MESSAGE_ROUTED4(
-    ViewMsg_ImeSetComposition,
-    string16, /* text */
-    std::vector<WebKit::WebCompositionUnderline>, /* underlines */
-    int, /* selectiont_start */
-    int /* selection_end */)
-
-// This message confirms an ongoing composition.
-IPC_MESSAGE_ROUTED1(ViewMsg_ImeConfirmComposition,
-                    string16 /* text */)
-
-// This passes a set of webkit preferences down to the renderer.
-IPC_MESSAGE_ROUTED1(ViewMsg_UpdateWebPreferences, WebPreferences)
-
-// Used to notify the render-view that the browser has received a reply for
-// the Find operation and is interested in receiving the next one. This is
-// used to prevent the renderer from spamming the browser process with
-// results.
-IPC_MESSAGE_ROUTED0(ViewMsg_FindReplyACK)
-
-// Used to notify the render-view that we have received a target URL. Used
-// to prevent target URLs spamming the browser.
-IPC_MESSAGE_ROUTED0(ViewMsg_UpdateTargetURL_ACK)
-
-// Sets the alternate error page URL (link doctor) for the renderer process.
-IPC_MESSAGE_ROUTED1(ViewMsg_SetAltErrorPageURL, GURL)
-
-// Install the first missing pluign.
-IPC_MESSAGE_ROUTED0(ViewMsg_InstallMissingPlugin)
-
-// Tells the renderer to empty its plugin list cache, optional reloading
-// pages containing plugins.
-IPC_MESSAGE_CONTROL1(ViewMsg_PurgePluginListCache,
-                     bool /* reload_pages */)
-
-// Tells the render view to load all blocked plugins.
-IPC_MESSAGE_ROUTED0(ViewMsg_LoadBlockedPlugins)
-
-// Tells the render view a prerendered page is about to be displayed.
-IPC_MESSAGE_ROUTED0(ViewMsg_DisplayPrerenderedPage)
-
-IPC_MESSAGE_ROUTED1(ViewMsg_RunFileChooserResponse,
-                    std::vector<FilePath> /* selected files */)
-
-// Used to instruct the RenderView to go into "view source" mode.
-IPC_MESSAGE_ROUTED0(ViewMsg_EnableViewSourceMode)
-
-// Get all savable resource links from current webpage, include main
-// frame and sub-frame.
-IPC_MESSAGE_ROUTED1(ViewMsg_GetAllSavableResourceLinksForCurrentPage,
-                    GURL /* url of page which is needed to save */)
-
-// Get html data by serializing all frames of current page with lists
-// which contain all resource links that have local copy.
-IPC_MESSAGE_ROUTED3(ViewMsg_GetSerializedHtmlDataForCurrentPageWithLocalLinks,
-                    std::vector<GURL> /* urls that have local copy */,
-                    std::vector<FilePath> /* paths of local copy */,
-                    FilePath /* local directory path */)
-
-// Requests application info for the page. The renderer responds back with
-// ViewHostMsg_DidGetApplicationInfo.
-IPC_MESSAGE_ROUTED1(ViewMsg_GetApplicationInfo, int32 /*page_id*/)
-
-// Requests the renderer to download the specified favicon image encode it as
-// PNG and send the PNG data back ala ViewHostMsg_DidDownloadFavIcon.
-IPC_MESSAGE_ROUTED3(ViewMsg_DownloadFavIcon,
-                    int /* identifier for the request */,
-                    GURL /* URL of the image */,
-                    int /* Size of the image. Normally 0, but set if you have
-                           a preferred image size to request, such as when
-                           downloading the favicon */)
-
-// When a renderer sends a ViewHostMsg_Focus to the browser process,
-// the browser has the option of sending a ViewMsg_CantFocus back to
-// the renderer.
-IPC_MESSAGE_ROUTED0(ViewMsg_CantFocus)
-
-// Instructs the renderer to invoke the frame's shouldClose method, which
-// runs the onbeforeunload event handler.  Expects the result to be returned
-// via ViewHostMsg_ShouldClose.
-IPC_MESSAGE_ROUTED0(ViewMsg_ShouldClose)
-
-// Instructs the renderer to close the current page, including running the
-// onunload event handler. See the struct in render_messages.h for more.
-//
-// Expects a ClosePage_ACK message when finished, where the parameters are
-// echoed back.
-IPC_MESSAGE_ROUTED1(ViewMsg_ClosePage,
-                    ViewMsg_ClosePage_Params)
-
-// Asks the renderer to send back stats on the WebCore cache broken down by
-// resource types.
-IPC_MESSAGE_CONTROL0(ViewMsg_GetCacheResourceStats)
-
-// Asks the renderer to send back Histograms.
-IPC_MESSAGE_CONTROL1(ViewMsg_GetRendererHistograms,
-                     int /* sequence number of Renderer Histograms. */)
-
-#if defined(USE_TCMALLOC)
-// Asks the renderer to send back tcmalloc stats.
-IPC_MESSAGE_CONTROL0(ViewMsg_GetRendererTcmalloc)
-#endif
-
-// Asks the renderer to send back V8 heap stats.
-IPC_MESSAGE_CONTROL0(ViewMsg_GetV8HeapStats)
-
-// Notifies the renderer about ui theme changes
-IPC_MESSAGE_ROUTED0(ViewMsg_ThemeChanged)
-
-// Notifies the renderer that a paint is to be generated for the rectangle
-// passed in.
-IPC_MESSAGE_ROUTED1(ViewMsg_Repaint,
-                    gfx::Size /* The view size to be repainted */)
-
-// Posts a message to the renderer.
-IPC_MESSAGE_ROUTED3(ViewMsg_HandleMessageFromExternalHost,
-                    std::string /* The message */,
-                    std::string /* The origin */,
-                    std::string /* The target*/)
-
-// Sent to the renderer when a popup window should no longer count against
-// the current popup count (either because it's not a popup or because it was
-// a generated by a user action or because a constrained popup got turned
-// into a full window).
-IPC_MESSAGE_ROUTED0(ViewMsg_DisassociateFromPopupCount)
-
-// The browser sends this to a renderer process in response to a
-// GpuHostMsg_EstablishGpuChannel message.
-IPC_MESSAGE_CONTROL3(ViewMsg_GpuChannelEstablished,
-                     IPC::ChannelHandle /* handle to channel */,
-                     base::ProcessHandle /* renderer_process_for_gpu */,
-                     GPUInfo /* stats about GPU process*/)
-
-// Notifies the renderer of the appcache that has been selected for a
-// a particular host. This is sent in reply to AppCacheMsg_SelectCache.
-IPC_MESSAGE_CONTROL2(AppCacheMsg_CacheSelected,
-                     int /* host_id */,
-                     appcache::AppCacheInfo)
-
-// Notifies the renderer of an AppCache status change.
-IPC_MESSAGE_CONTROL2(AppCacheMsg_StatusChanged,
-                     std::vector<int> /* host_ids */,
-                     appcache::Status)
-
-// Notifies the renderer of an AppCache event other than the
-// progress event which has a seperate message.
-IPC_MESSAGE_CONTROL2(AppCacheMsg_EventRaised,
-                     std::vector<int> /* host_ids */,
-                     appcache::EventID)
-
-// Notifies the renderer of an AppCache progress event.
-IPC_MESSAGE_CONTROL4(AppCacheMsg_ProgressEventRaised,
-                     std::vector<int> /* host_ids */,
-                     GURL /* url being processed */,
-                     int /* total */,
-                     int /* complete */)
-
-// Notifies the renderer of an AppCache error event.
-IPC_MESSAGE_CONTROL2(AppCacheMsg_ErrorEventRaised,
-                     std::vector<int> /* host_ids */,
-                     std::string /* error_message */)
-
-// Notifies the renderer of an AppCache logging message.
-IPC_MESSAGE_CONTROL3(AppCacheMsg_LogMessage,
-                     int /* host_id */,
-                     int /* log_level */,
-                     std::string /* message */)
-
-// Notifies the renderer of the fact that AppCache access was blocked.
-IPC_MESSAGE_CONTROL2(AppCacheMsg_ContentBlocked,
-                     int /* host_id */,
-                     GURL /* manifest_url */)
-
-// Sent by the Browser process to alert a window about whether a it should
-// allow a scripted window.close(). The renderer assumes every new window is a
-// blocked popup until notified otherwise.
-IPC_MESSAGE_ROUTED1(ViewMsg_AllowScriptToClose,
-                    bool /* script_can_close */)
-
-// Sent by AudioRendererHost to renderer to request an audio packet.
-IPC_MESSAGE_ROUTED2(ViewMsg_RequestAudioPacket,
-                    int /* stream id */,
-                    AudioBuffersState)
-
-// Tell the renderer process that the audio stream has been created, renderer
-// process would be given a ShareMemoryHandle that it should write to from
-// then on.
-IPC_MESSAGE_ROUTED3(ViewMsg_NotifyAudioStreamCreated,
-                    int /* stream id */,
-                    base::SharedMemoryHandle /* handle */,
-                    uint32 /* length */)
-
-// Tell the renderer process that a low latency audio stream has been created,
-// renderer process would be given a SyncSocket that it should write to from
-// then on.
-#if defined(OS_WIN)
-IPC_MESSAGE_ROUTED4(ViewMsg_NotifyLowLatencyAudioStreamCreated,
-                    int /* stream id */,
-                    base::SharedMemoryHandle /* handle */,
-                    base::SyncSocket::Handle /* socket handle */,
-                    uint32 /* length */)
-#else
-IPC_MESSAGE_ROUTED4(ViewMsg_NotifyLowLatencyAudioStreamCreated,
-                    int /* stream id */,
-                    base::SharedMemoryHandle /* handle */,
-                    base::FileDescriptor /* socket handle */,
-                    uint32 /* length */)
-#endif
-
-// Notification message sent from AudioRendererHost to renderer for state
-// update after the renderer has requested a Create/Start/Close.
-IPC_MESSAGE_ROUTED2(ViewMsg_NotifyAudioStreamStateChanged,
-                    int /* stream id */,
-                    ViewMsg_AudioStreamState_Params /* new state */)
-
-IPC_MESSAGE_ROUTED2(ViewMsg_NotifyAudioStreamVolume,
-                    int /* stream id */,
-                    double /* volume */)
-
-// Notification that a move or resize renderer's containing window has
-// started.
-IPC_MESSAGE_ROUTED0(ViewMsg_MoveOrResizeStarted)
-
-// The browser sends this message in response to all extension api calls.
-IPC_MESSAGE_ROUTED4(ViewMsg_ExtensionResponse,
-                    int /* request_id */,
-                    bool /* success */,
-                    std::string /* response */,
-                    std::string /* error */)
-
-// This message is optionally routed.  If used as a control message, it
-// will call a javascript function in every registered context in the
-// target process.  If routed, it will be restricted to the contexts that
-// are part of the target RenderView.
-// If |extension_id| is non-empty, the function will be invoked only in
-// contexts owned by the extension. |args| is a list of primitive Value types
-// that are passed to the function.
-IPC_MESSAGE_ROUTED4(ViewMsg_ExtensionMessageInvoke,
-                    std::string /* extension_id */,
-                    std::string /* function_name */,
-                    ListValue /* args */,
-                    GURL /* event URL */)
-
-// Tell the renderer process all known extension function names.
-IPC_MESSAGE_CONTROL1(ViewMsg_Extension_SetFunctionNames,
-                     std::vector<std::string>)
-
-// TODO(aa): SetAPIPermissions, SetHostPermissions, and possibly
-// UpdatePageActions should be replaced with just sending additional data in
-// ExtensionLoaded. See: crbug.com/70516.
-
-// Tell the renderer process which permissions the given extension has. See
-// Extension::Permissions for which elements correspond to which permissions.
-IPC_MESSAGE_CONTROL2(ViewMsg_Extension_SetAPIPermissions,
-                     std::string /* extension_id */,
-                     std::set<std::string> /* permissions */)
-
-// Tell the renderer process which host permissions the given extension has.
-IPC_MESSAGE_CONTROL2(
-    ViewMsg_Extension_SetHostPermissions,
-    GURL /* source extension's origin */,
-    std::vector<URLPattern> /* URLPatterns the extension can access */)
-
-// Tell the renderer process all known page action ids for a particular
-// extension.
-IPC_MESSAGE_CONTROL2(ViewMsg_Extension_UpdatePageActions,
-                     std::string /* extension_id */,
-                     std::vector<std::string> /* page_action_ids */)
-
-// Notifies the renderer that an extension was loaded in the browser.
-IPC_MESSAGE_CONTROL1(ViewMsg_ExtensionLoaded, ViewMsg_ExtensionLoaded_Params);
-
-// Notifies the renderer that an extension was unloaded in the browser.
-IPC_MESSAGE_CONTROL1(ViewMsg_ExtensionUnloaded, std::string);
-
-// Updates the scripting whitelist for extensions in the render process. This is
-// only used for testing.
-IPC_MESSAGE_CONTROL1(ViewMsg_Extension_SetScriptingWhitelist,
-                     Extension::ScriptingWhitelist /* extenison ids */);
-
-// Changes the text direction of the currently selected input field (if any).
-IPC_MESSAGE_ROUTED1(ViewMsg_SetTextDirection,
-                    WebKit::WebTextDirection /* direction */)
-
-// Tells the renderer to clear the focused node (if any).
-IPC_MESSAGE_ROUTED0(ViewMsg_ClearFocusedNode)
-
-// Make the RenderView transparent and render it onto a custom background. The
-// background will be tiled in both directions if it is not large enough.
-IPC_MESSAGE_ROUTED1(ViewMsg_SetBackground,
-                    SkBitmap /* background */)
-
-// Reply to ViewHostMsg_RequestMove, ViewHostMsg_ShowView, and
-// ViewHostMsg_ShowWidget to inform the renderer that the browser has
-// processed the move.  The browser may have ignored the move, but it finished
-// processing.  This is used because the renderer keeps a temporary cache of
-// the widget position while these asynchronous operations are in progress.
-IPC_MESSAGE_ROUTED0(ViewMsg_Move_ACK)
-
-// Used to instruct the RenderView to send back updates to the preferred size.
-IPC_MESSAGE_ROUTED1(ViewMsg_EnablePreferredSizeChangedMode, int /*flags*/)
-
-IPC_MESSAGE_ROUTED4(ViewMsg_SearchBoxChange,
-                    string16 /* value */,
-                    bool /* verbatim */,
-                    int /* selection_start */,
-                    int /* selection_end */)
-IPC_MESSAGE_ROUTED2(ViewMsg_SearchBoxSubmit,
-                    string16 /* value */,
-                    bool /* verbatim */)
-IPC_MESSAGE_ROUTED0(ViewMsg_SearchBoxCancel)
-IPC_MESSAGE_ROUTED1(ViewMsg_SearchBoxResize,
-                    gfx::Rect /* search_box_bounds */)
-IPC_MESSAGE_ROUTED4(ViewMsg_DetermineIfPageSupportsInstant,
-                    string16 /* value*/,
-                    bool /* verbatim */,
-                    int /* selection_start */,
-                    int /* selection_end */)
-
-// Used to tell the renderer not to add scrollbars with height and
-// width below a threshold.
-IPC_MESSAGE_ROUTED1(ViewMsg_DisableScrollbarsForSmallWindows,
-                    gfx::Size /* disable_scrollbar_size_limit */)
-
-// Used to inform the renderer that the browser has displayed its
-// requested notification.
-IPC_MESSAGE_ROUTED1(ViewMsg_PostDisplayToNotificationObject,
-                    int /* notification_id */)
-
-// Used to inform the renderer that the browser has encountered an error
-// trying to display a notification.
-IPC_MESSAGE_ROUTED2(ViewMsg_PostErrorToNotificationObject,
-                    int /* notification_id */,
-                    string16 /* message */)
-
-// Informs the renderer that the one if its notifications has closed.
-IPC_MESSAGE_ROUTED2(ViewMsg_PostCloseToNotificationObject,
-                    int /* notification_id */,
-                    bool /* by_user */)
-
-// Informs the renderer that one of its notifications was clicked on.
-IPC_MESSAGE_ROUTED1(ViewMsg_PostClickToNotificationObject,
-                    int /* notification_id */)
-
-// Informs the renderer that the one if its notifications has closed.
-IPC_MESSAGE_ROUTED1(ViewMsg_PermissionRequestDone,
-                    int /* request_id */)
-
-// Activate/deactivate the RenderView (i.e., set its controls' tint
-// accordingly, etc.).
-IPC_MESSAGE_ROUTED1(ViewMsg_SetActive,
-                    bool /* active */)
-
-#if defined(OS_MACOSX)
-// Let the RenderView know its window has changed visibility.
-IPC_MESSAGE_ROUTED1(ViewMsg_SetWindowVisibility,
-                    bool /* visibile */)
-
-// Let the RenderView know its window's frame has changed.
-IPC_MESSAGE_ROUTED2(ViewMsg_WindowFrameChanged,
-                    gfx::Rect /* window frame */,
-                    gfx::Rect /* content view frame */)
-
-// Tell the renderer that plugin IME has completed.
-IPC_MESSAGE_ROUTED2(ViewMsg_PluginImeCompositionCompleted,
-                    string16 /* text */,
-                    int /* plugin_id */)
-#endif
-
-// Response message to ViewHostMsg_CreateShared/DedicatedWorker.
-// Sent when the worker has started.
-IPC_MESSAGE_ROUTED0(ViewMsg_WorkerCreated)
-
-// Tell the renderer which browser window it's being attached to.
-IPC_MESSAGE_ROUTED1(ViewMsg_UpdateBrowserWindowId,
-                    int /* id of browser window */)
-
-// Tell the renderer which type this view is.
-IPC_MESSAGE_ROUTED1(ViewMsg_NotifyRenderViewType,
-                    ViewType::Type /* view_type */)
-
-// Notification that renderer should run some JavaScript code.
-IPC_MESSAGE_ROUTED1(ViewMsg_ExecuteCode,
-                    ViewMsg_ExecuteCode_Params)
-
-// SpellChecker messages.
-
-// Passes some initialization params to the renderer's spellchecker. This can
-// be called directly after startup or in (async) response to a
-// RequestDictionary ViewHost message.
-IPC_MESSAGE_CONTROL4(ViewMsg_SpellChecker_Init,
-                     IPC::PlatformFileForTransit /* bdict_file */,
-                     std::vector<std::string> /* custom_dict_words */,
-                     std::string /* language */,
-                     bool /* auto spell correct */)
-
-// A word has been added to the custom dictionary; update the local custom
-// word list.
-IPC_MESSAGE_CONTROL1(ViewMsg_SpellChecker_WordAdded,
-                     std::string /* word */)
-
-// Toggle the auto spell correct functionality.
-IPC_MESSAGE_CONTROL1(ViewMsg_SpellChecker_EnableAutoSpellCorrect,
-                     bool /* enable */)
-
-// Executes custom context menu action that was provided from WebKit.
-IPC_MESSAGE_ROUTED2(ViewMsg_CustomContextMenuAction,
-                    webkit_glue::CustomContextMenuContext /* custom_context */,
-                    unsigned /* action */)
-
-// Tells the renderer to translate the page contents from one language to
-// another.
-IPC_MESSAGE_ROUTED4(ViewMsg_TranslatePage,
-                    int /* page id */,
-                    std::string, /* the script injected in the page */
-                    std::string, /* BCP 47/RFC 5646 language code the page
-                                    is in */
-                    std::string /* BCP 47/RFC 5646 language code to translate
-                                   to */)
-
-// Tells the renderer to revert the text of translated page to its original
-// contents.
-IPC_MESSAGE_ROUTED1(ViewMsg_RevertTranslation,
-                    int /* page id */)
-
-// Reply in response to ViewHostMsg_Geolocation_RequestPermission.
-IPC_MESSAGE_ROUTED2(ViewMsg_Geolocation_PermissionSet,
-                    int /* bridge_id */,
-                    bool /* is_allowed */)
-
-// Sent after ViewHostMsg_Geolocation_StartUpdating iff the user has granted
-// permission and we have a position available or an error occurs (such as
-// permission denied, position unavailable, etc.)
-IPC_MESSAGE_ROUTED1(ViewMsg_Geolocation_PositionUpdated,
-                    Geoposition /* geoposition */)
-
-// Sent on process startup to indicate whether this process is running in
-// incognito mode.
-IPC_MESSAGE_CONTROL1(ViewMsg_SetIsIncognitoProcess,
-                     bool /* is_incognito_processs */)
-
-// Enable accessibility in the renderer process.
-IPC_MESSAGE_ROUTED0(ViewMsg_EnableAccessibility)
-
-// Relay a request from assistive technology to set focus to a given node.
-IPC_MESSAGE_ROUTED1(ViewMsg_SetAccessibilityFocus,
-                    int /* object id */)
-
-// Relay a request from assistive technology to perform the default action
-// on a given node.
-IPC_MESSAGE_ROUTED1(ViewMsg_AccessibilityDoDefaultAction,
-                    int /* object id */)
-
-// Tells the render view that a ViewHostMsg_AccessibilityNotifications
-// message was processed and it can send addition notifications.
-IPC_MESSAGE_ROUTED0(ViewMsg_AccessibilityNotifications_ACK)
-
-// Notification that the device's orientation has changed.
-IPC_MESSAGE_ROUTED1(ViewMsg_DeviceOrientationUpdated,
-                    ViewMsg_DeviceOrientationUpdated_Params)
-
-// The response to ViewHostMsg_AsyncOpenFile.
-IPC_MESSAGE_ROUTED3(ViewMsg_AsyncOpenFile_ACK,
-                    base::PlatformFileError /* error_code */,
-                    IPC::PlatformFileForTransit /* file descriptor */,
-                    int /* message_id */)
-
-// A classification model for client-side phishing detection.
-// The given file contains an encoded safe_browsing::ClientSideModel
-// protocol buffer.
-IPC_MESSAGE_CONTROL1(ViewMsg_SetPhishingModel,
-                     IPC::PlatformFileForTransit /* model_file */)
-
-// Request a DOM tree when a malware interstitial is shown.
-IPC_MESSAGE_ROUTED0(ViewMsg_GetMalwareDOMDetails)
-
-// Tells the renderer to begin phishing detection for the given toplevel URL
-// which it has started loading.
-IPC_MESSAGE_ROUTED1(ViewMsg_StartPhishingDetection, GURL)
-
-// External popup menus.
-IPC_MESSAGE_ROUTED1(ViewMsg_SelectPopupMenuItem,
-                    int /* selected index, -1 means no selection */)
-
-// Sent in response to a ViewHostMsg_ContextMenu to let the renderer know that
-// the menu has been closed.
-IPC_MESSAGE_ROUTED1(ViewMsg_ContextMenuClosed,
-                    webkit_glue::CustomContextMenuContext /* custom_context */)
-
-// Tells the renderer that the network state has changed and that
-// window.navigator.onLine should be updated for all WebViews.
-IPC_MESSAGE_ROUTED1(ViewMsg_NetworkStateChanged,
-                    bool /* online */)
-
-//-----------------------------------------------------------------------------
-// TabContents messages
-// These are messages sent from the renderer to the browser process.
-
-// Sent by the renderer when it is creating a new window.  The browser creates
-// a tab for it and responds with a ViewMsg_CreatingNew_ACK.  If route_id is
-// MSG_ROUTING_NONE, the view couldn't be created.
-IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_CreateWindow,
-                            ViewHostMsg_CreateWindow_Params,
-                            int /* route_id */,
-                            int64 /* cloned_session_storage_namespace_id */)
-
-// Similar to ViewHostMsg_CreateWindow, except used for sub-widgets, like
-// <select> dropdowns.  This message is sent to the TabContents that
-// contains the widget being created.
-IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_CreateWidget,
-                            int /* opener_id */,
-                            WebKit::WebPopupType /* popup type */,
-                            int /* route_id */)
-
-// Similar to ViewHostMsg_CreateWidget except the widget is a full screen
-// window.
-IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_CreateFullscreenWidget,
-                            int /* opener_id */,
-                            int /* route_id */)
-
-// These three messages are sent to the parent RenderViewHost to display the
-// page/widget that was created by
-// CreateWindow/CreateWidget/CreateFullscreenWidget. routing_id
-// refers to the id that was returned from the Create message above.
-// The initial_position parameter is a rectangle in screen coordinates.
-//
-// FUTURE: there will probably be flags here to control if the result is
-// in a new window.
-IPC_MESSAGE_ROUTED4(ViewHostMsg_ShowView,
-                    int /* route_id */,
-                    WindowOpenDisposition /* disposition */,
-                    gfx::Rect /* initial_pos */,
-                    bool /* opened_by_user_gesture */)
-
-IPC_MESSAGE_ROUTED2(ViewHostMsg_ShowWidget,
-                    int /* route_id */,
-                    gfx::Rect /* initial_pos */)
-
-// Message to show a full screen widget.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_ShowFullscreenWidget,
-                    int /* route_id */)
-
-// Message to show a popup menu using native cocoa controls (Mac only).
-IPC_MESSAGE_ROUTED1(ViewHostMsg_ShowPopup,
-                    ViewHostMsg_ShowPopup_Params)
-
-// This message is sent after ViewHostMsg_ShowView to cause the RenderView
-// to run in a modal fashion until it is closed.
-IPC_SYNC_MESSAGE_ROUTED0_0(ViewHostMsg_RunModal)
-
-IPC_MESSAGE_CONTROL1(ViewHostMsg_UpdatedCacheStats,
-                     WebKit::WebCache::UsageStats /* stats */)
-
-// Indicates the renderer is ready in response to a ViewMsg_New or
-// a ViewMsg_CreatingNew_ACK.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_RenderViewReady)
-
-
-// Indicates the renderer process is gone.  This actually is sent by the
-// browser process to itself, but keeps the interface cleaner.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_RenderViewGone,
-                    int, /* this really is base::TerminationStatus */
-                    int /* exit_code */)
-
-// Sent by the renderer process to request that the browser close the view.
-// This corresponds to the window.close() API, and the browser may ignore
-// this message.  Otherwise, the browser will generates a ViewMsg_Close
-// message to close the view.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_Close)
-
-// Sent by the renderer process to request that the browser move the view.
-// This corresponds to the window.resizeTo() and window.moveTo() APIs, and
-// the browser may ignore this message.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_RequestMove,
-                    gfx::Rect /* position */)
-
-// Notifies the browser that a frame in the view has changed. This message
-// has a lot of parameters and is packed/unpacked by functions defined in
-// render_messages.h.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_FrameNavigate,
-                    ViewHostMsg_FrameNavigate_Params)
-
-// Notifies the browser that we have session history information.
-// page_id: unique ID that allows us to distinguish between history entries.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateState,
-                    int32 /* page_id */,
-                    std::string /* state */)
-
-// Notifies the browser that a document has been loaded in a frame.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_DocumentLoadedInFrame,
-                    int64 /* frame_id */)
-
-// Notifies the browser that a frame finished loading.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_DidFinishLoad,
-                    int64 /* frame_id */)
-
-// Changes the title for the page in the UI when the page is navigated or the
-// title changes.
-// TODO(darin): use a UTF-8 string to reduce data size
-IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateTitle, int32, std::wstring)
-
-// Changes the icon url for the page in the UI.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateIconURL, int32, GURL)
-
-// Change the encoding name of the page in UI when the page has detected
-// proper encoding name.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateEncoding,
-                    std::string /* new encoding name */)
-
-// Notifies the browser that we want to show a destination url for a potential
-// action (e.g. when the user is hovering over a link).
-IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateTargetURL, int32, GURL)
-
-// Sent when the renderer starts loading the page. This corresponds to
-// WebKit's notion of the throbber starting. Note that sometimes you may get
-// duplicates of these during a single load.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_DidStartLoading)
-
-// Sent when the renderer is done loading a page. This corresponds to WebKit's
-// notion of the throbber stopping.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_DidStopLoading)
-
-// Sent when the renderer main frame has made progress loading.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_DidChangeLoadProgress,
-                    double /* load_progress */)
-
-// Sent when the document element is available for the toplevel frame.  This
-// happens after the page starts loading, but before all resources are
-// finished.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_DocumentAvailableInMainFrame)
-
-// Sent when after the onload handler has been invoked for the document
-// in the toplevel frame.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_DocumentOnLoadCompletedInMainFrame,
-                    int32 /* page_id */)
-
-// Sent when the renderer loads a resource from its memory cache.
-// The security info is non empty if the resource was originally loaded over
-// a secure connection.
-// Note: May only be sent once per URL per frame per committed load.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_DidLoadResourceFromMemoryCache,
-                    GURL /* url */,
-                    std::string  /* security info */)
-
-// Sent when the renderer displays insecure content in a secure page.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_DidDisplayInsecureContent)
-
-// Sent when the renderer runs insecure content in a secure origin.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_DidRunInsecureContent,
-                    std::string  /* security_origin */,
-                    GURL         /* target URL */);
-
-// Sent when the renderer starts a provisional load for a frame.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_DidStartProvisionalLoadForFrame,
-                    int64 /* frame_id */,
-                    bool /* true if it is the main frame */,
-                    GURL /* url */)
-
-// Sent when the renderer fails a provisional load with an error.
-IPC_MESSAGE_ROUTED5(ViewHostMsg_DidFailProvisionalLoadWithError,
-                    int64 /* frame_id */,
-                    bool /* true if it is the main frame */,
-                    int /* error_code */,
-                    GURL /* url */,
-                    bool /* true if the failure is the result of
-                            navigating to a POST again and we're going to
-                            show the POST interstitial */)
-
-// Tells the render view that a ViewHostMsg_PaintAtSize message was
-// processed, and the DIB is ready for use. |tag| has the same value that
-// the tag sent along with ViewMsg_PaintAtSize.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_PaintAtSize_ACK,
-                    int /* tag */,
-                    gfx::Size /* size */)
-
-// Sent to update part of the view.  In response to this message, the host
-// generates a ViewMsg_UpdateRect_ACK message.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateRect,
-                    ViewHostMsg_UpdateRect_Params)
-
-// Sent by the renderer when accelerated compositing is enabled or disabled to
-// notify the browser whether or not is should do painting.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_DidActivateAcceleratedCompositing,
-                    bool /* true if the accelerated compositor is actve */)
-
-// Acknowledges receipt of a ViewMsg_HandleInputEvent message.
-// Payload is a WebInputEvent::Type which is the type of the event, followed
-// by an optional WebInputEvent which is provided only if the event was not
-// processed.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_HandleInputEvent_ACK)
-
-IPC_MESSAGE_ROUTED0(ViewHostMsg_Focus)
-IPC_MESSAGE_ROUTED0(ViewHostMsg_Blur)
-
-// Message sent from renderer to the browser when focus changes inside the
-// webpage. The parameter says whether the newly focused element needs
-// keyboard input (true for textfields, text areas and content editable divs).
-IPC_MESSAGE_ROUTED1(ViewHostMsg_FocusedNodeChanged,
-    bool /* is_editable_node */)
-
-// Returns the window location of the given window.
-// TODO(shess): Provide a mapping from reply_msg->routing_id() to
-// HWND so that we can eliminate the NativeViewId parameter.
-IPC_SYNC_MESSAGE_ROUTED1_1(ViewHostMsg_GetWindowRect,
-                           gfx::NativeViewId /* window */,
-                           gfx::Rect /* Out: Window location */)
-
-IPC_MESSAGE_ROUTED1(ViewHostMsg_SetCursor, WebCursor)
-// Result of string search in the page.
-// Response to ViewMsg_Find with the results of the requested find-in-page
-// search, the number of matches found and the selection rect (in screen
-// coordinates) for the string found. If |final_update| is false, it signals
-// that this is not the last Find_Reply message - more will be sent as the
-// scoping effort continues.
-IPC_MESSAGE_ROUTED5(ViewHostMsg_Find_Reply,
-                    int /* request_id */,
-                    int /* number of matches */,
-                    gfx::Rect /* selection_rect */,
-                    int /* active_match_ordinal */,
-                    bool /* final_update */)
-
-// Used to set a cookie. The cookie is set asynchronously, but will be
-// available to a subsequent ViewHostMsg_GetCookies request.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_SetCookie,
-                    GURL /* url */,
-                    GURL /* first_party_for_cookies */,
-                    std::string /* cookie */)
-
-// Used to get cookies for the given URL. This may block waiting for a
-// previous SetCookie message to be processed.
-IPC_SYNC_MESSAGE_ROUTED2_1(ViewHostMsg_GetCookies,
-                           GURL /* url */,
-                           GURL /* first_party_for_cookies */,
-                           std::string /* cookies */)
-
-// Used to get raw cookie information for the given URL. This may block
-// waiting for a previous SetCookie message to be processed.
-IPC_SYNC_MESSAGE_ROUTED2_1(ViewHostMsg_GetRawCookies,
-                           GURL /* url */,
-                           GURL /* first_party_for_cookies */,
-                           std::vector<webkit_glue::WebCookie>
-                               /* raw_cookies */)
-
-// Used to delete cookie for the given URL and name
-IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_DeleteCookie,
-                            GURL /* url */,
-                            std::string /* cookie_name */)
-
-// Used to check if cookies are enabled for the given URL. This may block
-// waiting for a previous SetCookie message to be processed.
-IPC_SYNC_MESSAGE_ROUTED2_1(ViewHostMsg_CookiesEnabled,
-                           GURL /* url */,
-                           GURL /* first_party_for_cookies */,
-                           bool /* cookies_enabled */)
-
-// Used to get the list of plugins
-IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_GetPlugins,
-    bool /* refresh*/,
-    std::vector<webkit::npapi::WebPluginInfo> /* plugins */)
-
-// Return information about a plugin for the given URL and MIME
-// type. If there is no matching plugin, |found| is false.  If
-// |enabled| in the WebPluginInfo struct is false, the plug-in is
-// treated as if it was not installed at all.
-//
-// If |setting| is set to CONTENT_SETTING_BLOCK, the plug-in is
-// blocked by the content settings for |policy_url|. It still
-// appears in navigator.plugins in Javascript though, and can be
-// loaded via click-to-play.
-//
-// If |setting| is set to CONTENT_SETTING_ALLOW, the domain is
-// explicitly white-listed for the plug-in, or the user has chosen
-// not to block nonsandboxed plugins.
-//
-// If |setting| is set to CONTENT_SETTING_DEFAULT, the plug-in is
-// neither blocked nor white-listed, which means that it's allowed
-// by default and can still be blocked if it's non-sandboxed.
-//
-// |actual_mime_type| is the actual mime type supported by the
-// plugin found that match the URL given (one for each item in
-// |info|).
-IPC_SYNC_MESSAGE_CONTROL4_4(ViewHostMsg_GetPluginInfo,
-                            int /* routing_id */,
-                            GURL /* url */,
-                            GURL /* policy_url */,
-                            std::string /* mime_type */,
-                            bool /* found */,
-                            webkit::npapi::WebPluginInfo /* plugin info */,
-                            ContentSetting /* setting */,
-                            std::string /* actual_mime_type */)
-
-// Requests spellcheck for a word.
-IPC_SYNC_MESSAGE_ROUTED2_2(ViewHostMsg_SpellCheck,
-                           string16 /* word to check */,
-                           int /* document tag*/,
-                           int /* misspell location */,
-                           int /* misspell length */)
-
-// Asks the browser for a unique document tag.
-IPC_SYNC_MESSAGE_ROUTED0_1(ViewHostMsg_GetDocumentTag,
-                           int /* the tag */)
-
-
-// This message tells the spellchecker that a document, identified by an int
-// tag, has been closed and all of the ignored words for that document can be
-// forgotten.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_DocumentWithTagClosed,
-                    int /* the tag */)
-
-// Tells the browser to display or not display the SpellingPanel
-IPC_MESSAGE_ROUTED1(ViewHostMsg_ShowSpellingPanel,
-                    bool /* if true, then show it, otherwise hide it*/)
-
-// Tells the browser to update the spelling panel with the given word.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateSpellingPanelWithMisspelledWord,
-                    string16 /* the word to update the panel with */)
-
-// Tells the browser that content in the current page was blocked due to the
-// user's content settings.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_ContentBlocked,
-                    ContentSettingsType, /* type of blocked content */
-                    std::string /* resource identifier */)
-
-// Tells the browser that  a specific Appcache manifest in the current page
-// was accessed.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_AppCacheAccessed,
-                    GURL /* manifest url */,
-                    bool /* blocked by policy */)
-
-// Tells the browser that a specific Web database in the current page was
-// accessed.
-IPC_MESSAGE_ROUTED5(ViewHostMsg_WebDatabaseAccessed,
-                    GURL /* origin url */,
-                    string16 /* database name */,
-                    string16 /* database display name */,
-                    unsigned long /* estimated size */,
-                    bool /* blocked by policy */)
-
-// Initiates a download based on user actions like 'ALT+click'.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_DownloadUrl,
-                    GURL /* url */,
-                    GURL /* referrer */)
-
-// Used to go to the session history entry at the given offset (ie, -1 will
-// return the "back" item).
-IPC_MESSAGE_ROUTED1(ViewHostMsg_GoToEntryAtOffset,
-                    int /* offset (from current) of history item to get */)
-
-IPC_SYNC_MESSAGE_ROUTED4_2(ViewHostMsg_RunJavaScriptMessage,
-                           std::wstring /* in - alert message */,
-                           std::wstring /* in - default prompt */,
-                           GURL         /* in - originating page URL */,
-                           int          /* in - dialog flags */,
-                           bool         /* out - success */,
-                           std::wstring /* out - prompt field */)
-
-// Provides the contents for the given page that was loaded recently.
-IPC_MESSAGE_ROUTED5(ViewHostMsg_PageContents,
-                    GURL         /* URL of the page */,
-                    int32        /* page id */,
-                    string16     /* page contents */,
-                    std::string  /* page ISO639_1 language code */,
-                    bool         /* whether the page can be translated */)
-
-// Used to get the extension message bundle.
-IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_GetExtensionMessageBundle,
-                            std::string /* extension id */,
-                            SubstitutionMap /* message bundle */)
-
-// Specifies the URL as the first parameter (a wstring) and thumbnail as
-// binary data as the second parameter.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_Thumbnail,
-                    GURL /* url */,
-                    ThumbnailScore /* score */,
-                    SkBitmap /* bitmap */)
-
-// Send a snapshot of the tab contents to the render host.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_Snapshot,
-                    SkBitmap /* bitmap */)
-
-// Notification that the url for the favicon of a site has been determined.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateFavIconURL,
-                    int32 /* page_id */,
-                    GURL /* url of the favicon */)
-
-// Used to tell the parent that the user right clicked on an area of the
-// content area, and a context menu should be shown for it. The params
-// object contains information about the node(s) that were selected when the
-// user right clicked.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_ContextMenu, ContextMenuParams)
-
-// Requests that the given URL be opened in the specified manner.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_OpenURL,
-                    GURL /* url */,
-                    GURL /* referrer */,
-                    WindowOpenDisposition /* disposition */)
-
-// Notifies that the preferred size of the content changed.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_DidContentsPreferredSizeChange,
-                    gfx::Size /* pref_size */)
-
-// Following message is used to communicate the values received by the
-// callback binding the JS to Cpp.
-// An instance of browser that has an automation host listening to it can
-// have a javascript send a native value (string, number, boolean) to the
-// listener in Cpp. (DomAutomationController)
-IPC_MESSAGE_ROUTED2(ViewHostMsg_DomOperationResponse,
-                    std::string  /* json_string */,
-                    int  /* automation_id */)
-
-// A message from HTML-based UI.  When (trusted) Javascript calls
-// send(message, args), this message is sent to the browser.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_WebUISend,
-                    GURL /* source_url */,
-                    std::string  /* message */,
-                    std::string  /* args (as a JSON string) */)
-
-// A message for an external host.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_ForwardMessageToExternalHost,
-                    std::string  /* message */,
-                    std::string  /* origin */,
-                    std::string  /* target */)
-
-// A renderer sends this to the browser process when it wants to
-// create a plugin.  The browser will create the plugin process if
-// necessary, and will return a handle to the channel on success.
-// On error an empty string is returned.
-IPC_SYNC_MESSAGE_CONTROL3_2(ViewHostMsg_OpenChannelToPlugin,
-                            int /* routing_id */,
-                            GURL /* url */,
-                            std::string /* mime_type */,
-                            IPC::ChannelHandle /* channel_handle */,
-                            webkit::npapi::WebPluginInfo /* info */)
-
-// A renderer sends this to the browser process when it wants to
-// create a pepper plugin.  The browser will create the plugin process if
-// necessary, and will return a handle to the channel on success.
-// On error an empty string is returned.
-IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_OpenChannelToPepperPlugin,
-                            FilePath /* path */,
-                            base::ProcessHandle /* plugin_process_handle */,
-                            IPC::ChannelHandle /* handle to channel */)
-
-// A renderer sends this to the browser process when it wants to start
-// a new instance of the Native Client process. The browser will launch
-// the process and return a handle to an IMC channel.
-IPC_SYNC_MESSAGE_CONTROL2_3(ViewHostMsg_LaunchNaCl,
-                            std::wstring /* url for the NaCl module */,
-                            int /* socket count */,
-                            std::vector<nacl::FileDescriptor>
-                                /* imc channel handles */,
-                            base::ProcessHandle /* NaCl process handle */,
-                            base::ProcessId /* NaCl process id */)
-
-#if defined(USE_X11)
-// A renderer sends this when it needs a browser-side widget for
-// hosting a windowed plugin. id is the XID of the plugin window, for which
-// the container is created.
-IPC_SYNC_MESSAGE_ROUTED1_0(ViewHostMsg_CreatePluginContainer,
-                           gfx::PluginWindowHandle /* id */)
-
-// Destroy a plugin container previously created using CreatePluginContainer.
-// id is the XID of the plugin window corresponding to the container that is
-// to be destroyed.
-IPC_SYNC_MESSAGE_ROUTED1_0(ViewHostMsg_DestroyPluginContainer,
-                           gfx::PluginWindowHandle /* id */)
-#endif
-
-// Clipboard IPC messages
-
-// This message is used when the object list does not contain a bitmap.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_ClipboardWriteObjectsAsync,
-    ui::Clipboard::ObjectMap /* objects */)
-// This message is used when the object list contains a bitmap.
-// It is synchronized so that the renderer knows when it is safe to
-// free the shared memory used to transfer the bitmap.
-IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_ClipboardWriteObjectsSync,
-    ui::Clipboard::ObjectMap /* objects */,
-    base::SharedMemoryHandle /* bitmap handle */)
-IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_ClipboardIsFormatAvailable,
-                            std::string /* format */,
-                            ui::Clipboard::Buffer /* buffer */,
-                            bool /* result */)
-IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_ClipboardReadText,
-                            ui::Clipboard::Buffer /* buffer */,
-                            string16 /* result */)
-IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_ClipboardReadAsciiText,
-                            ui::Clipboard::Buffer  /* buffer */,
-                            std::string /* result */)
-IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_ClipboardReadHTML,
-                            ui::Clipboard::Buffer  /* buffer */,
-                            string16 /* markup */,
-                            GURL /* url */)
-
-IPC_SYNC_MESSAGE_CONTROL1_3(ViewHostMsg_ClipboardReadAvailableTypes,
-                            ui::Clipboard::Buffer /* buffer */,
-                            bool /* result */,
-                            std::vector<string16> /* types */,
-                            bool /* contains filenames */)
-IPC_SYNC_MESSAGE_CONTROL2_3(ViewHostMsg_ClipboardReadData,
-                            ui::Clipboard::Buffer /* buffer */,
-                            string16 /* type */,
-                            bool /* succeeded */,
-                            string16 /* data */,
-                            string16 /* metadata */)
-IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_ClipboardReadFilenames,
-                            ui::Clipboard::Buffer /* buffer */,
-                            bool /* result */,
-                            std::vector<string16> /* filenames */)
-
-#if defined(OS_MACOSX)
-IPC_MESSAGE_CONTROL1(ViewHostMsg_ClipboardFindPboardWriteStringAsync,
-    string16 /* text */)
-
-// Request that the browser load a font into shared memory for us.
-IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_LoadFont,
-                           FontDescriptor /* font to load */,
-                           uint32 /* buffer size */,
-                           base::SharedMemoryHandle /* font data */)
-#endif
-
-#if defined(OS_WIN)
-// Request that the given font be loaded by the browser so it's cached by the
-// OS. Please see ChildProcessHost::PreCacheFont for details.
-IPC_SYNC_MESSAGE_CONTROL1_0(ViewHostMsg_PreCacheFont,
-                            LOGFONT /* font data */)
-#endif  // defined(OS_WIN)
-
-// Returns WebScreenInfo corresponding to the view.
-// TODO(shess): Provide a mapping from reply_msg->routing_id() to
-// HWND so that we can eliminate the NativeViewId parameter.
-IPC_SYNC_MESSAGE_ROUTED1_1(ViewHostMsg_GetScreenInfo,
-                           gfx::NativeViewId /* view */,
-                           WebKit::WebScreenInfo /* results */)
-
-// Send the tooltip text for the current mouse position to the browser.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_SetTooltipText,
-                    std::wstring /* tooltip text string */,
-                    WebKit::WebTextDirection /* text direction hint */)
-
-// Notification that the text selection has changed.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_SelectionChanged,
-                    std::string /* currently selected text */)
-
-// Asks the browser to display the file chooser.  The result is returned in a
-// ViewHost_RunFileChooserResponse message.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_RunFileChooser,
-                    ViewHostMsg_RunFileChooser_Params)
-
-// Used to tell the parent the user started dragging in the content area. The
-// WebDropData struct contains contextual information about the pieces of the
-// page the user dragged. The parent uses this notification to initiate a
-// drag session at the OS level.
-IPC_MESSAGE_ROUTED4(ViewHostMsg_StartDragging,
-                    WebDropData /* drop_data */,
-                    WebKit::WebDragOperationsMask /* ops_allowed */,
-                    SkBitmap /* image */,
-                    gfx::Point /* image_offset */)
-
-// The page wants to update the mouse cursor during a drag & drop operation.
-// |is_drop_target| is true if the mouse is over a valid drop target.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateDragCursor,
-                    WebKit::WebDragOperation /* drag_operation */)
-
-// Tells the browser to move the focus to the next (previous if reverse is
-// true) focusable element.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_TakeFocus, bool /* reverse */)
-
-// Notification that the page has an OpenSearch description document
-// associated with it.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_PageHasOSDD,
-                    int32 /* page_id */,
-                    GURL /* url of OS description document */,
-                    ViewHostMsg_PageHasOSDD_Type)
-
-// Find out if the given url's security origin is installed as a search
-// provider.
-IPC_SYNC_MESSAGE_ROUTED2_1(
-    ViewHostMsg_GetSearchProviderInstallState,
-    GURL /* page url */,
-    GURL /* inquiry url */,
-    ViewHostMsg_GetSearchProviderInstallState_Params /* install */)
-
-// Required for updating text input state.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_ImeUpdateTextInputState,
-                    WebKit::WebTextInputType, /* text_input_type */
-                    gfx::Rect /* caret_rect */)
-
-// Required for cancelling an ongoing input method composition.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_ImeCancelComposition)
-
-// Tells the browser that the renderer is done calculating the number of
-// rendered pages according to the specified settings.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_DidGetPrintedPagesCount,
-                    int /* rendered document cookie */,
-                    int /* number of rendered pages */)
-
-// Sends back to the browser the rendered "printed page" that was requested by
-// a ViewMsg_PrintPage message or from scripted printing. The memory handle in
-// this message is already valid in the browser process.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_DidPrintPage,
-                    ViewHostMsg_DidPrintPage_Params /* page content */)
-
-// The renderer wants to know the default print settings.
-IPC_SYNC_MESSAGE_ROUTED0_1(ViewHostMsg_GetDefaultPrintSettings,
-                           ViewMsg_Print_Params /* default_settings */)
-
-// The renderer wants to update the current print settings with new
-// |job_settings|.
-IPC_SYNC_MESSAGE_ROUTED2_1(ViewHostMsg_UpdatePrintSettings,
-                           int /* document_cookie */,
-                           DictionaryValue /* job_settings */,
-                           ViewMsg_Print_Params /* current_settings */)
-
-// It's the renderer that controls the printing process when it is generated
-// by javascript. This step is about showing UI to the user to select the
-// final print settings. The output parameter is the same as
-// ViewMsg_PrintPages which is executed implicitly.
-IPC_SYNC_MESSAGE_ROUTED1_1(ViewHostMsg_ScriptedPrint,
-                           ViewHostMsg_ScriptedPrint_Params,
-                           ViewMsg_PrintPages_Params
-                               /* settings chosen by the user*/)
-
-// WebKit and JavaScript error messages to log to the console
-// or debugger UI.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_AddMessageToConsole,
-                    std::wstring, /* msg */
-                    int32, /* line number */
-                    std::wstring /* source id */)
-
-// Stores new inspector setting in the profile.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_UpdateInspectorSetting,
-                    std::string,  /* key */
-                    std::string /* value */)
-
-// Wraps an IPC message that's destined to the DevToolsClient on
-// DevToolsAgent->browser hop.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_ForwardToDevToolsClient,
-                    IPC::Message /* one of DevToolsClientMsg_XXX types */)
-
-// Wraps an IPC message that's destined to the DevToolsAgent on
-// DevToolsClient->browser hop.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_ForwardToDevToolsAgent,
-                    IPC::Message /* one of DevToolsAgentMsg_XXX types */)
-
-// Activates (brings to the front) corresponding dev tools window.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_ActivateDevToolsWindow)
-
-// Closes dev tools window that is inspecting current render_view_host.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_CloseDevToolsWindow)
-
-// Attaches dev tools window that is inspecting current render_view_host.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_RequestDockDevToolsWindow)
-
-// Detaches dev tools window that is inspecting current render_view_host.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_RequestUndockDevToolsWindow)
-
-// Updates runtime features store in devtools manager in order to support
-// cross-navigation instrumentation.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_DevToolsRuntimePropertyChanged,
-                    std::string /* name */,
-                    std::string /* value */)
-
-// Send back a string to be recorded by UserMetrics.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_UserMetricsRecordAction,
-                     std::string /* action */)
-
-// Send back histograms as vector of pickled-histogram strings.
-IPC_MESSAGE_CONTROL2(ViewHostMsg_RendererHistograms,
-                     int, /* sequence number of Renderer Histograms. */
-                     std::vector<std::string>)
-
-#if defined USE_TCMALLOC
-// Send back tcmalloc stats output.
-IPC_MESSAGE_CONTROL2(ViewHostMsg_RendererTcmalloc,
-                     int          /* pid */,
-                     std::string  /* tcmalloc debug output */)
-#endif
-
-// Sends back stats about the V8 heap.
-IPC_MESSAGE_CONTROL2(ViewHostMsg_V8HeapStats,
-                     int /* size of heap (allocated from the OS) */,
-                     int /* bytes in use */)
-
-// Request for a DNS prefetch of the names in the array.
-// NameList is typedef'ed std::vector<std::string>
-IPC_MESSAGE_CONTROL1(ViewHostMsg_DnsPrefetch,
-                    std::vector<std::string> /* hostnames */)
-
-// Notifies when default plugin updates status of the missing plugin.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_MissingPluginStatus,
-                    int /* status */)
-
-// Sent by the renderer process to indicate that a plugin instance has
-// crashed.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_CrashedPlugin,
-                    FilePath /* plugin_path */)
-
-// Notifies when a plugin couldn't be loaded because it's outdated.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_BlockedOutdatedPlugin,
-                    string16, /* name */
-                    GURL      /* update_url */)
-
-// Displays a JavaScript out-of-memory message in the infobar.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_JSOutOfMemory)
-
-// Displays a box to confirm that the user wants to navigate away from the
-// page. Replies true if yes, false otherwise, the reply string is ignored,
-// but is included so that we can use OnJavaScriptMessageBoxClosed.
-IPC_SYNC_MESSAGE_ROUTED2_2(ViewHostMsg_RunBeforeUnloadConfirm,
-                           GURL,        /* in - originating frame URL */
-                           std::wstring /* in - alert message */,
-                           bool         /* out - success */,
-                           std::wstring /* out - This is ignored.*/)
-
-IPC_MESSAGE_ROUTED3(ViewHostMsg_SendCurrentPageAllSavableResourceLinks,
-                    std::vector<GURL> /* all savable resource links */,
-                    std::vector<GURL> /* all referrers of resource links */,
-                    std::vector<GURL> /* all frame links */)
-
-IPC_MESSAGE_ROUTED3(ViewHostMsg_SendSerializedHtmlData,
-                    GURL /* frame's url */,
-                    std::string /* data buffer */,
-                    int32 /* complete status */)
-
-IPC_SYNC_MESSAGE_ROUTED4_1(ViewHostMsg_ShowModalHTMLDialog,
-                           GURL /* url */,
-                           int /* width */,
-                           int /* height */,
-                           std::string /* json_arguments */,
-                           std::string /* json_retval */)
-
-IPC_MESSAGE_ROUTED2(ViewHostMsg_DidGetApplicationInfo,
-                    int32 /* page_id */,
-                    WebApplicationInfo)
-
-// Sent by the renderer to implement chrome.app.installApplication().
-IPC_MESSAGE_ROUTED1(ViewHostMsg_InstallApplication,
-                    WebApplicationInfo)
-
-// Provides the result from running OnMsgShouldClose.  |proceed| matches the
-// return value of the the frame's shouldClose method (which includes the
-// onbeforeunload handler): true if the user decided to proceed with leaving
-// the page.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_ShouldClose_ACK,
-                    bool /* proceed */)
-
-// Indicates that the current page has been closed, after a ClosePage
-// message. The parameters are just echoed from the ClosePage request.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_ClosePage_ACK,
-                    ViewMsg_ClosePage_Params)
-
-IPC_MESSAGE_ROUTED4(ViewHostMsg_DidDownloadFavIcon,
-                    int /* Identifier of the request */,
-                    GURL /* URL of the image */,
-                    bool /* true if there was a network error */,
-                    SkBitmap /* image_data */)
-
-// Get the CPBrowsingContext associated with the renderer sending this
-// message.
-IPC_SYNC_MESSAGE_CONTROL0_1(ViewHostMsg_GetCPBrowsingContext,
-                            uint32 /* context */)
-
-IPC_MESSAGE_CONTROL1(ViewHostMsg_RevealFolderInOS,
-                     FilePath /* path */)
-
-// Sent when a provisional load on the main frame redirects.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_DidRedirectProvisionalLoad,
-                    int /* page_id */,
-                    GURL /* last url */,
-                    GURL /* url redirected to */)
-
-// Sent when the renderer changes the zoom level for a particular url, so the
-// browser can update its records.  If remember is true, then url is used to
-// update the zoom level for all pages in that site.  Otherwise, the render
-// view's id is used so that only the menu is updated.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_DidZoomURL,
-                    double /* zoom_level */,
-                    bool /* remember */,
-                    GURL /* url */)
-
-#if defined(OS_WIN)
-// Duplicates a shared memory handle from the renderer to the browser. Then
-// the renderer can flush the handle.
-IPC_SYNC_MESSAGE_ROUTED1_1(ViewHostMsg_DuplicateSection,
-                           base::SharedMemoryHandle /* renderer handle */,
-                           base::SharedMemoryHandle /* browser handle */)
-#endif
-
-#if defined(USE_X11)
-// Asks the browser to create a temporary file for the renderer to fill
-// in resulting NativeMetafile in printing.
-IPC_SYNC_MESSAGE_CONTROL0_2(ViewHostMsg_AllocateTempFileForPrinting,
-                            base::FileDescriptor /* temp file fd */,
-                            int /* fd in browser*/)
-IPC_MESSAGE_CONTROL1(ViewHostMsg_TempFileForPrintingWritten,
-                     int /* fd in browser */)
-#endif
-
-// Asks the browser to create a block of shared memory for the renderer to
-// fill in and pass back to the browser.
-IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_AllocateSharedMemoryBuffer,
-                           uint32 /* buffer size */,
-                           base::SharedMemoryHandle /* browser handle */)
-
-// Provide the browser process with information about the WebCore resource
-// cache.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_ResourceTypeStats,
-                     WebKit::WebCache::ResourceTypeStats)
-
-// Notify the browser that this render process can or can't be suddenly
-// terminated.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_SuddenTerminationChanged,
-                     bool /* enabled */)
-
-// Returns the window location of the window this widget is embeded.
-// TODO(shess): Provide a mapping from reply_msg->routing_id() to
-// HWND so that we can eliminate the NativeViewId parameter.
-IPC_SYNC_MESSAGE_ROUTED1_1(ViewHostMsg_GetRootWindowRect,
-                           gfx::NativeViewId /* window */,
-                           gfx::Rect /* Out: Window location */)
-
-// Informs the browser of a new appcache host.
-IPC_MESSAGE_CONTROL1(AppCacheMsg_RegisterHost,
-                     int /* host_id */)
-
-// Informs the browser of an appcache host being destroyed.
-IPC_MESSAGE_CONTROL1(AppCacheMsg_UnregisterHost,
-                     int /* host_id */)
-
-// Initiates the cache selection algorithm for the given host.
-// This is sent prior to any subresource loads. An AppCacheMsg_CacheSelected
-// message will be sent in response.
-// 'host_id' indentifies a specific document or worker
-// 'document_url' the url of the main resource
-// 'appcache_document_was_loaded_from' the id of the appcache the main
-//     resource was loaded from or kNoCacheId
-// 'opt_manifest_url' the manifest url specified in the <html> tag if any
-IPC_MESSAGE_CONTROL4(AppCacheMsg_SelectCache,
-                     int /* host_id */,
-                     GURL  /* document_url */,
-                     int64 /* appcache_document_was_loaded_from */,
-                     GURL  /* opt_manifest_url */)
-
-// Initiates worker specific cache selection algorithm for the given host.
-IPC_MESSAGE_CONTROL3(AppCacheMsg_SelectCacheForWorker,
-                     int /* host_id */,
-                     int /* parent_process_id */,
-                     int /* parent_host_id */)
-IPC_MESSAGE_CONTROL2(AppCacheMsg_SelectCacheForSharedWorker,
-                     int /* host_id */,
-                     int64 /* appcache_id */)
-
-// Informs the browser of a 'foreign' entry in an appcache.
-IPC_MESSAGE_CONTROL3(AppCacheMsg_MarkAsForeignEntry,
-                     int /* host_id */,
-                     GURL  /* document_url */,
-                     int64 /* appcache_document_was_loaded_from */)
-
-// Returns the status of the appcache associated with host_id.
-IPC_SYNC_MESSAGE_CONTROL1_1(AppCacheMsg_GetStatus,
-                            int /* host_id */,
-                            appcache::Status)
-
-// Initiates an update of the appcache associated with host_id.
-IPC_SYNC_MESSAGE_CONTROL1_1(AppCacheMsg_StartUpdate,
-                            int /* host_id */,
-                            bool /* success */)
-
-// Swaps a new pending appcache, if there is one, into use for host_id.
-IPC_SYNC_MESSAGE_CONTROL1_1(AppCacheMsg_SwapCache,
-                            int /* host_id */,
-                            bool /* success */)
-
-// Gets resource list from appcache synchronously.
-IPC_SYNC_MESSAGE_CONTROL1_1(AppCacheMsg_GetResourceList,
-                            int /* host_id in*/,
-                            std::vector<appcache::AppCacheResourceInfo>
-                            /* resources out */)
-
-// Get the list of proxies to use for |url|, as a semicolon delimited list
-// of "<TYPE> <HOST>:<PORT>" | "DIRECT". See also
-// PluginProcessHostMsg_ResolveProxy which does the same thing.
-IPC_SYNC_MESSAGE_CONTROL1_2(ViewHostMsg_ResolveProxy,
-                            GURL /* url */,
-                            int /* network error */,
-                            std::string /* proxy list */)
-
-// Request that got sent to browser for creating an audio output stream
-IPC_MESSAGE_ROUTED3(ViewHostMsg_CreateAudioStream,
-                    int /* stream_id */,
-                    ViewHostMsg_Audio_CreateStream_Params,
-                    bool /* low-latency */)
-
-// Tell the browser the audio buffer prepared for stream
-// (render_view_id, stream_id) is filled and is ready to be consumed.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_NotifyAudioPacketReady,
-                    int /* stream_id */,
-                    uint32 /* packet size */)
-
-// Start buffering and play the audio stream specified by
-// (render_view_id, stream_id).
-IPC_MESSAGE_ROUTED1(ViewHostMsg_PlayAudioStream,
-                    int /* stream_id */)
-
-// Pause the audio stream specified by (render_view_id, stream_id).
-IPC_MESSAGE_ROUTED1(ViewHostMsg_PauseAudioStream,
-                    int /* stream_id */)
-
-// Discard all buffered audio data for the specified audio stream.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_FlushAudioStream,
-                    int /* stream_id */)
-
-// Close an audio stream specified by (render_view_id, stream_id).
-IPC_MESSAGE_ROUTED1(ViewHostMsg_CloseAudioStream,
-                    int /* stream_id */)
-
-// Get audio volume of the stream specified by (render_view_id, stream_id).
-IPC_MESSAGE_ROUTED1(ViewHostMsg_GetAudioVolume,
-                    int /* stream_id */)
-
-// Set audio volume of the stream specified by (render_view_id, stream_id).
-// TODO(hclam): change this to vector if we have channel numbers other than 2.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_SetAudioVolume,
-                    int /* stream_id */,
-                    double /* volume */)
-
-// A renderer sends this message when an extension process starts an API
-// request. The browser will always respond with a ViewMsg_ExtensionResponse.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_ExtensionRequest,
-                    ViewHostMsg_DomMessage_Params)
-
-// Notify the browser that the given extension added a listener to an event.
-IPC_MESSAGE_CONTROL2(ViewHostMsg_ExtensionAddListener,
-                     std::string /* extension_id */,
-                     std::string /* name */)
-
-// Notify the browser that the given extension removed a listener from an
-// event.
-IPC_MESSAGE_CONTROL2(ViewHostMsg_ExtensionRemoveListener,
-                     std::string /* extension_id */,
-                     std::string /* name */)
-
-// Message sent from renderer to the browser to update the state of a command.
-// The |command| parameter is a RenderViewCommand. The |checked_state| parameter
-// is a CommandCheckedState.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_CommandStateChanged,
-                    int /* command */,
-                    bool /* is_enabled */,
-                    int /* checked_state */)
-
-#if defined(OS_MACOSX)
-// On OSX, we cannot allocated shared memory from within the sandbox, so
-// this call exists for the renderer to ask the browser to allocate memory
-// on its behalf. We return a file descriptor to the POSIX shared memory.
-// If the |cache_in_browser| flag is |true|, then a copy of the shmem is kept
-// by the browser, and it is the caller's repsonsibility to send a
-// ViewHostMsg_FreeTransportDIB message in order to release the cached shmem.
-// In all cases, the caller is responsible for deleting the resulting
-// TransportDIB.
-IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_AllocTransportDIB,
-                            size_t, /* bytes requested */
-                            bool, /* cache in the browser */
-                            TransportDIB::Handle /* DIB */)
-
-// Since the browser keeps handles to the allocated transport DIBs, this
-// message is sent to tell the browser that it may release them when the
-// renderer is finished with them.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_FreeTransportDIB,
-                     TransportDIB::Id /* DIB id */)
-
-// Informs the browser that a plugin has gained or lost focus.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_PluginFocusChanged,
-                    bool, /* focused */
-                    int /* plugin_id */)
-
-// Instructs the browser to start plugin IME.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_StartPluginIme)
-
-//---------------------------------------------------------------------------
-// Messages related to accelerated plugins
-
-// This is sent from the renderer to the browser to allocate a fake
-// PluginWindowHandle on the browser side which is used to identify
-// the plugin to the browser later when backing store is allocated
-// or reallocated. |opaque| indicates whether the plugin's output is
-// considered to be opaque, as opposed to translucent. This message
-// is reused for rendering the accelerated compositor's output.
-// |root| indicates whether the output is supposed to cover the
-// entire window.
-IPC_SYNC_MESSAGE_ROUTED2_1(ViewHostMsg_AllocateFakePluginWindowHandle,
-                           bool /* opaque */,
-                           bool /* root */,
-                           gfx::PluginWindowHandle /* id */)
-
-// Destroys a fake window handle previously allocated using
-// AllocateFakePluginWindowHandle.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_DestroyFakePluginWindowHandle,
-                    gfx::PluginWindowHandle /* id */)
-
-// This message, used on Mac OS X 10.5 and earlier (no IOSurface support),
-// is sent from the renderer to the browser on behalf of the plug-in
-// to indicate that a new backing store was allocated for that plug-in
-// instance.
-IPC_MESSAGE_ROUTED4(ViewHostMsg_AcceleratedSurfaceSetTransportDIB,
-                    gfx::PluginWindowHandle /* window */,
-                    int32 /* width */,
-                    int32 /* height */,
-                    TransportDIB::Handle /* handle for the DIB */)
-
-// This message, used on Mac OS X 10.6 and later (where IOSurface is
-// supported), is sent from the renderer to the browser on behalf of the
-// plug-in to indicate that a new backing store was allocated for that
-// plug-in instance.
-//
-// NOTE: the original intent was to pass a mach port as the IOSurface
-// identifier but it looks like that will be a lot of work. For now we pass an
-// ID from IOSurfaceGetID.
-IPC_MESSAGE_ROUTED4(ViewHostMsg_AcceleratedSurfaceSetIOSurface,
-                    gfx::PluginWindowHandle /* window */,
-                    int32 /* width */,
-                    int32 /* height */,
-                    uint64 /* surface_id */)
-
-// This message notifies the browser process that the plug-in
-// swapped the buffers associated with the given "window", which
-// should cause the browser to redraw the various plug-ins'
-// contents.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_AcceleratedSurfaceBuffersSwapped,
-                    gfx::PluginWindowHandle /* window */,
-                    uint64 /* surface_id */)
-#endif
-
-// A renderer sends this to the browser process when it wants to create a
-// worker.  The browser will create the worker process if necessary, and
-// will return the route id on success.  On error returns MSG_ROUTING_NONE.
-IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_CreateWorker,
-                            ViewHostMsg_CreateWorker_Params,
-                            int /* route_id */)
-
-// This message is sent to the browser to see if an instance of this shared
-// worker already exists. If so, it returns exists == true. If a
-// non-empty name is passed, also validates that the url matches the url of
-// the existing worker. If a matching worker is found, the passed-in
-// document_id is associated with that worker, to ensure that the worker
-// stays alive until the document is detached.
-// The route_id returned can be used to forward messages to the worker via
-// ForwardToWorker if it exists, otherwise it should be passed in to any
-// future call to CreateWorker to avoid creating duplicate workers.
-IPC_SYNC_MESSAGE_CONTROL1_3(ViewHostMsg_LookupSharedWorker,
-                            ViewHostMsg_CreateWorker_Params,
-                            bool /* exists */,
-                            int /* route_id */,
-                            bool /* url_mismatch */)
-
-// A renderer sends this to the browser process when a document has been
-// detached. The browser will use this to constrain the lifecycle of worker
-// processes (SharedWorkers are shut down when their last associated document
-// is detached).
-IPC_MESSAGE_CONTROL1(ViewHostMsg_DocumentDetached,
-                     uint64 /* document_id */)
-
-// A message sent to the browser on behalf of a renderer which wants to show
-// a desktop notification.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_ShowDesktopNotification,
-                    ViewHostMsg_ShowNotification_Params)
-IPC_MESSAGE_ROUTED1(ViewHostMsg_CancelDesktopNotification,
-                    int /* notification_id */)
-IPC_MESSAGE_ROUTED2(ViewHostMsg_RequestNotificationPermission,
-                    GURL /* origin */,
-                    int /* callback_context */)
-IPC_SYNC_MESSAGE_ROUTED1_1(ViewHostMsg_CheckNotificationPermission,
-                           GURL /* source page */,
-                           int /* permission_result */)
-
-// Sent if the worker object has sent a ViewHostMsg_CreateDedicatedWorker
-// message and not received a ViewMsg_WorkerCreated reply, but in the
-// mean time it's destroyed.  This tells the browser to not create the queued
-// worker.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_CancelCreateDedicatedWorker,
-                     int /* route_id */)
-
-// Wraps an IPC message that's destined to the worker on the renderer->browser
-// hop.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_ForwardToWorker,
-                     IPC::Message /* message */)
-
-// Open a channel to all listening contexts owned by the extension with
-// the given ID.  This always returns a valid port ID which can be used for
-// sending messages.  If an error occurred, the opener will be notified
-// asynchronously.
-IPC_SYNC_MESSAGE_CONTROL4_1(ViewHostMsg_OpenChannelToExtension,
-                            int /* routing_id */,
-                            std::string /* source_extension_id */,
-                            std::string /* target_extension_id */,
-                            std::string /* channel_name */,
-                            int /* port_id */)
-
-// Get a port handle to the given tab.  The handle can be used for sending
-// messages to the extension.
-IPC_SYNC_MESSAGE_CONTROL4_1(ViewHostMsg_OpenChannelToTab,
-                            int /* routing_id */,
-                            int /* tab_id */,
-                            std::string /* extension_id */,
-                            std::string /* channel_name */,
-                            int /* port_id */)
-
-// Send a message to an extension process.  The handle is the value returned
-// by ViewHostMsg_OpenChannelTo*.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_ExtensionPostMessage,
-                    int /* port_id */,
-                    std::string /* message */)
-
-// Send a message to an extension process.  The handle is the value returned
-// by ViewHostMsg_OpenChannelTo*.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_ExtensionCloseChannel,
-                     int /* port_id */)
-
-// Sent to notify the browser about renderer accessibility notifications.
-// The browser responds with a ViewMsg_AccessibilityNotifications_ACK.
-IPC_MESSAGE_ROUTED1(
-    ViewHostMsg_AccessibilityNotifications,
-    std::vector<ViewHostMsg_AccessibilityNotification_Params>)
-
-// Send part of the DOM to the browser, to be used in a malware report.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_MalwareDOMDetails,
-                    ViewHostMsg_MalwareDOMDetails_Params)
-
-// Message sent from the renderer to the browser to request that the browser
-// close all sockets.  Used for debugging/testing.
-IPC_MESSAGE_CONTROL0(ViewHostMsg_CloseCurrentConnections)
-
-// Message sent from the renderer to the browser to request that the browser
-// enable or disable the cache.  Used for debugging/testing.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_SetCacheMode,
-                     bool /* enabled */)
-
-// Message sent from the renderer to the browser to request that the browser
-// clear the cache.  Used for debugging/testing.
-// |preserve_ssl_host_info| controls whether clearing the cache will preserve
-// persisted SSL information stored in the cache.
-// |result| is the returned status from the operation.
-IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_ClearCache,
-                            bool /* preserve_ssl_host_info */,
-                            int  /* result */)
-
-// Message sent from the renderer to the browser to request that the browser
-// enable or disable spdy.  Used for debugging/testing/benchmarking.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_EnableSpdy,
-                     bool /* enable */)
-
-// Message sent from the renderer to the browser to request that the browser
-// cache |data| associated with |url|.
-IPC_MESSAGE_CONTROL3(ViewHostMsg_DidGenerateCacheableMetadata,
-                     GURL /* url */,
-                     double /* expected_response_time */,
-                     std::vector<char> /* data */)
-
-// Opens a file asynchronously. The response returns a file descriptor
-// and an error code from base/platform_file.h.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_AsyncOpenFile,
-                    FilePath /* file path */,
-                    int /* flags */,
-                    int /* message_id */)
-
-// Sent by the renderer process to acknowledge receipt of a
-// ViewMsg_CSSInsertRequest message and css has been inserted into the frame.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_OnCSSInserted)
-
-// Notifies the browser of the language (ISO 639_1 code language, such as fr,
-// en, zh...) of the current page.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_PageLanguageDetermined,
-                    std::string /* the language */)
-
-// Notifies the browser that a page has been translated.
-IPC_MESSAGE_ROUTED4(ViewHostMsg_PageTranslated,
-                    int,                  /* page id */
-                    std::string           /* the original language */,
-                    std::string           /* the translated language */,
-                    TranslateErrors::Type /* the error type if available */)
-
-//---------------------------------------------------------------------------
-// Request for cryptographic operation messages:
-// These are messages from the renderer to the browser to perform a
-// cryptographic operation.
-
-// Asks the browser process to generate a keypair for grabbing a client
-// certificate from a CA (<keygen> tag), and returns the signed public
-// key and challenge string.
-IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_Keygen,
-                            uint32 /* key size index */,
-                            std::string /* challenge string */,
-                            GURL /* URL of requestor */,
-                            std::string /* signed public key and challenge */)
-
-// The renderer has tried to spell check a word, but couldn't because no
-// dictionary was available to load. Request that the browser find an
-// appropriate dictionary and return it.
-IPC_MESSAGE_CONTROL0(ViewHostMsg_SpellChecker_RequestDictionary)
-
-IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_SpellChecker_PlatformCheckSpelling,
-                            string16 /* word */,
-                            int /* document tag */,
-                            bool /* correct */)
-
-IPC_SYNC_MESSAGE_CONTROL1_1(
-    ViewHostMsg_SpellChecker_PlatformFillSuggestionList,
-    string16 /* word */,
-    std::vector<string16> /* suggestions */)
-
-IPC_MESSAGE_CONTROL4(ViewHostMsg_SpellChecker_PlatformRequestTextCheck,
-                     int /* route_id for response */,
-                     int /* request identifier given by WebKit */,
-                     int /* document tag */,
-                     string16 /* sentence */)
-
-//---------------------------------------------------------------------------
-// Geolocation services messages
-
-// The |render_view_id| and |bridge_id| representing |host| is requesting
-// permission to access geolocation position.
-// This will be replied by ViewMsg_Geolocation_PermissionSet.
-IPC_MESSAGE_CONTROL3(ViewHostMsg_Geolocation_RequestPermission,
-                     int /* render_view_id */,
-                     int /* bridge_id */,
-                     GURL /* GURL of the frame requesting geolocation */)
-
-// The |render_view_id| and |bridge_id| representing |GURL| is cancelling its
-// previous permission request to access geolocation position.
-IPC_MESSAGE_CONTROL3(ViewHostMsg_Geolocation_CancelPermissionRequest,
-                     int /* render_view_id */,
-                     int /* bridge_id */,
-                     GURL /* GURL of the frame */)
-
-// The |render_view_id| requests Geolocation service to start updating.
-// This is an asynchronous call, and the browser process may eventually reply
-// with the updated geoposition, or an error (access denied, location
-// unavailable, etc.)
-IPC_MESSAGE_CONTROL3(ViewHostMsg_Geolocation_StartUpdating,
-                     int /* render_view_id */,
-                     GURL /* GURL of the frame requesting geolocation */,
-                     bool /* enable_high_accuracy */)
-
-// The |render_view_id| requests Geolocation service to stop updating.
-// Note that the geolocation service may continue to fetch geolocation data
-// for other origins.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_Geolocation_StopUpdating,
-                     int /* render_view_id */)
-
-// Updates the minimum/maximum allowed zoom percent for this tab from the
-// default values.  If |remember| is true, then the zoom setting is applied to
-// other pages in the site and is saved, otherwise it only applies to this
-// tab.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_UpdateZoomLimits,
-                    int /* minimum_percent */,
-                    int /* maximum_percent */,
-                    bool /* remember */)
-
-//---------------------------------------------------------------------------
-// Device orientation services messages:
-
-// A RenderView requests to start receiving device orientation updates.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_DeviceOrientation_StartUpdating,
-                     int /* render_view_id */)
-
-// A RenderView requests to stop receiving device orientation updates.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_DeviceOrientation_StopUpdating,
-                     int /* render_view_id */)
-
-//---------------------------------------------------------------------------
-// Blob messages:
-
-// Registers a blob URL referring to the specified blob data.
-IPC_MESSAGE_CONTROL2(ViewHostMsg_RegisterBlobUrl,
-                     GURL /* url */,
-                     scoped_refptr<webkit_blob::BlobData> /* blob_data */)
-
-// Registers a blob URL referring to the blob data identified by the specified
-// source URL.
-IPC_MESSAGE_CONTROL2(ViewHostMsg_RegisterBlobUrlFrom,
-                     GURL /* url */,
-                     GURL /* src_url */)
-
-// Unregister a blob URL.
-IPC_MESSAGE_CONTROL1(ViewHostMsg_UnregisterBlobUrl, GURL /* url */)
-
-// Suggest results -----------------------------------------------------------
-
-IPC_MESSAGE_ROUTED2(ViewHostMsg_SetSuggestions,
-                    int32 /* page_id */,
-                    std::vector<std::string> /* suggestions */)
-
-IPC_MESSAGE_ROUTED2(ViewHostMsg_InstantSupportDetermined,
-                    int32 /* page_id */,
-                    bool  /* result */)
-
-// Response from ViewMsg_ScriptEvalRequest. The ID is the parameter supplied
-// to ViewMsg_ScriptEvalRequest. The result has the value returned by the
-// script as it's only element, one of Null, Boolean, Integer, Real, Date, or
-// String.
-IPC_MESSAGE_ROUTED2(ViewHostMsg_ScriptEvalResponse,
-                    int  /* id */,
-                    ListValue  /* result */)
-
-// Updates the content restrictions, i.e. to disable print/copy.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_UpdateContentRestrictions,
-                    int /* restrictions */)
-
-// The currently displayed PDF has an unsupported feature.
-IPC_MESSAGE_ROUTED0(ViewHostMsg_PDFHasUnsupportedFeature)
-
-// JavaScript related messages -----------------------------------------------
-
-// Notify the JavaScript engine in the render to change its parameters
-// while performing stress testing.
-IPC_MESSAGE_ROUTED2(ViewMsg_JavaScriptStressTestControl,
-                    int /* cmd */,
-                    int /* param */)
-
-// Register a new handler for URL requests with the given scheme.
-IPC_MESSAGE_ROUTED3(ViewHostMsg_RegisterProtocolHandler,
-                    std::string /* scheme */,
-                    GURL /* url */,
-                    string16 /* title */)