Browser Plugin: Add HTML5-like postMessage support

content/renderer/browser_plugin/browser_plugin_manager_impl.cc

 // 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.
 
 #include "content/renderer/browser_plugin/browser_plugin_manager_impl.h"
 
 #include "content/common/browser_plugin_messages.h"
 #include "content/renderer/browser_plugin/browser_plugin.h"
 #include "content/renderer/render_thread_impl.h"
 
@@ skipping 21 matching lines @@
 
 bool BrowserPluginManagerImpl::OnControlMessageReceived(
     const IPC::Message& message) {
   DCHECK(CalledOnValidThread());
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(BrowserPluginManagerImpl, message)
     IPC_MESSAGE_HANDLER(BrowserPluginMsg_UpdateRect, OnUpdateRect)
     IPC_MESSAGE_HANDLER(BrowserPluginMsg_GuestCrashed, OnGuestCrashed)
     IPC_MESSAGE_HANDLER(BrowserPluginMsg_DidNavigate, OnDidNavigate)
     IPC_MESSAGE_HANDLER(BrowserPluginMsg_AdvanceFocus, OnAdvanceFocus)
+    IPC_MESSAGE_HANDLER(BrowserPluginMsg_ReceiveMessage, OnReceiveMessage)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void BrowserPluginManagerImpl::OnUpdateRect(
     int instance_id,
     int message_id,
     const BrowserPluginMsg_UpdateRect_Params& params) {
   BrowserPlugin* plugin = GetBrowserPlugin(instance_id);
@@ skipping 12 matching lines @@
   if (plugin)
     plugin->DidNavigate(url);
 }
 
 void BrowserPluginManagerImpl::OnAdvanceFocus(int instance_id, bool reverse) {
   BrowserPlugin* plugin = GetBrowserPlugin(instance_id);
   if (plugin)
     plugin->AdvanceFocus(reverse);
 }
 
+void BrowserPluginManagerImpl::OnReceiveMessage(int instance_id,
+                                                int source_routing_id,
+                                                const string16& source_origin,
+                                                const string16& data) {
+  BrowserPlugin* plugin = GetBrowserPlugin(instance_id);
+  if (plugin)
+    plugin->ReceiveMessage(source_routing_id, source_origin, data);
+}
+
 }  // namespace content