Implement chrome.extension.connectExternal and fix various API inconsistencies.

chrome/renderer/mock_render_thread.h

 // Copyright (c) 2009 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.
 
 #ifndef CHROME_RENDERER_MOCK_RENDER_THREAD_H_
 #define CHROME_RENDERER_MOCK_RENDER_THREAD_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 66 matching lines @@
   void OnMessageReceived(const IPC::Message& msg);
 
   // The Widget expects to be returned valid route_id.
   void OnMsgCreateWidget(int opener_id,
                          bool activatable,
                          int* route_id);
 
   // The callee expects to be returned a valid channel_id.
   void OnMsgOpenChannelToExtension(
       int routing_id, const std::string& extension_id,
-      const std::string& channel_name, int* port_id);
+      const std::string& source_extension_id,
+      const std::string& target_extension_id, int* port_id);
 
   void OnDuplicateSection(base::SharedMemoryHandle renderer_handle,
                           base::SharedMemoryHandle* browser_handle);
 
   // The RenderView expects default print settings.
   void OnGetDefaultPrintSettings(ViewMsg_Print_Params* setting);
 
   // The RenderView expects final print settings from the user.
   void OnScriptedPrint(const ViewHostMsg_ScriptedPrint_Params& params,
                        ViewMsg_PrintPages_Params* settings);
@@ skipping 14 matching lines @@
   IPC::Channel::Listener* widget_;
 
   // The last known good deserializer for sync messages.
   scoped_ptr<IPC::MessageReplyDeserializer> reply_deserializer_;
 
   // A mock printer device used for printing tests.
   scoped_ptr<MockPrinter> printer_;
 };
 
 #endif  // CHROME_RENDERER_MOCK_RENDER_THREAD_H_