Refactor postMessage for out-of-process iframes.

content/common/view_messages.h

 // Copyright (c) 2012 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.
 
 // IPC messages for page rendering.
 // Multiply-included message file, hence no include guard.
 
 #include "base/memory/shared_memory.h"
 #include "base/process/process.h"
 #include "base/strings/string16.h"
@@ skipping 516 matching lines @@
   // Whether to enable auto-resize.
   IPC_STRUCT_MEMBER(bool, enable_auto_resize)
 
   // The minimum size to layout the page if auto-resize is enabled.
   IPC_STRUCT_MEMBER(gfx::Size, min_size)
 
   // The maximum size to layout the page if auto-resize is enabled.
   IPC_STRUCT_MEMBER(gfx::Size, max_size)
 IPC_STRUCT_END()
 
-IPC_STRUCT_BEGIN(ViewMsg_PostMessage_Params)
-  // Whether the data format is supplied as serialized script value, or as
-  // a simple string. If it is a raw string, must be converted from string to a
-  // WebSerializedScriptValue in renderer.
-  IPC_STRUCT_MEMBER(bool, is_data_raw_string)
-  // The serialized script value.
-  IPC_STRUCT_MEMBER(base::string16, data)
-  // When sent to the browser, this is the routing ID of the source frame in
-  // the source process.  The browser replaces it with the routing ID of the
-  // equivalent (swapped out) frame in the destination process.
-  IPC_STRUCT_MEMBER(int, source_routing_id)
-
-  // The origin of the source frame.
-  IPC_STRUCT_MEMBER(base::string16, source_origin)
-
-  // The origin for the message's target.
-  IPC_STRUCT_MEMBER(base::string16, target_origin)
-
-  // Information about the MessagePorts this message contains.
-  IPC_STRUCT_MEMBER(std::vector<content::TransferredMessagePort>, message_ports)
-  IPC_STRUCT_MEMBER(std::vector<int>, new_routing_ids)
-IPC_STRUCT_END()
-
 // Messages sent from the browser to the renderer.
 
 #if defined(OS_ANDROID)
 // Tells the renderer to cancel an opened date/time dialog.
 IPC_MESSAGE_ROUTED0(ViewMsg_CancelDateTimeDialog)
 
 // Replaces a date time input field.
 IPC_MESSAGE_ROUTED1(ViewMsg_ReplaceDateTime,
                     double /* dialog_value */)
 
@@ skipping 133 matching lines @@
 IPC_MESSAGE_ROUTED2(ViewMsg_MediaPlayerActionAt,
                     gfx::Point, /* location */
                     blink::WebMediaPlayerAction)
 
 // Tells the renderer to perform the given action on the plugin located at
 // the given point.
 IPC_MESSAGE_ROUTED2(ViewMsg_PluginActionAt,
                     gfx::Point, /* location */
                     blink::WebPluginAction)
 
-// Posts a message from a frame in another process to the current renderer.
-IPC_MESSAGE_ROUTED1(ViewMsg_PostMessageEvent,
-                    ViewMsg_PostMessage_Params)
-
 // Resets the page scale for the current main frame to the default page scale.
 IPC_MESSAGE_ROUTED0(ViewMsg_ResetPageScale)
 
 // 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,
                     content::PageZoom /* function */)
 
 // Set the zoom level for a particular url that the renderer is in the
@@ skipping 551 matching lines @@
 
 // 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 */)
 
 // Sent from an inactive renderer for the browser to route to the active
 // renderer, instructing it to close.
 IPC_MESSAGE_ROUTED0(ViewHostMsg_RouteCloseEvent)
 
-// Sent to the browser from an inactive renderer to post a message to the
-// active renderer.
-IPC_MESSAGE_ROUTED1(ViewHostMsg_RouteMessageEvent,
-                    ViewMsg_PostMessage_Params)
-
 // Notifies that the preferred size of the content changed.
 IPC_MESSAGE_ROUTED1(ViewHostMsg_DidContentsPreferredSizeChange,
                     gfx::Size /* pref_size */)
 
 // Notifies whether there are JavaScript touch event handlers or not.
 IPC_MESSAGE_ROUTED1(ViewHostMsg_HasTouchEventHandlers,
                     bool /* has_handlers */)
 
 // A message from HTML-based UI.  When (trusted) Javascript calls
 // send(message, args), this message is sent to the browser.
@@ skipping 369 matching lines @@
 // cached by the OS. Please see RenderMessageFilter::OnPreCacheFontCharacters
 // for details.
 IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_PreCacheFontCharacters,
                             LOGFONT /* font_data */,
                             base::string16 /* characters */)
 #endif
 
 // Adding a new message? Stick to the sort order above: first platform
 // independent ViewMsg, then ifdefs for platform specific ViewMsg, then platform
 // independent ViewHostMsg, then ifdefs for platform specific ViewHostMsg.