Make IPC::Channel::Listener:OnMessageReceived have a return value indicating ...

chrome/renderer/devtools_agent.h

 // Copyright (c) 2010 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_DEVTOOLS_AGENT_H_
 #define CHROME_RENDERER_DEVTOOLS_AGENT_H_
 #pragma once
 
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
 #include "chrome/common/devtools_messages.h"
+#include "ipc/ipc_channel.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebDevToolsAgentClient.h"
 
-namespace IPC {
-class Message;
-}
-
 namespace WebKit {
 class WebDevToolsAgent;
 }
 
 class RenderView;
 struct DevToolsMessageData;
 
 // DevToolsAgent belongs to the inspectable RenderView and provides Glue's
 // agents with the communication capabilities. All messages from/to Glue's
 // agents infrastructure are flowing through this comminucation agent.
 // There is a corresponding DevToolsClient object on the client side.
-class DevToolsAgent : public WebKit::WebDevToolsAgentClient {
+class DevToolsAgent : public WebKit::WebDevToolsAgentClient,
+                      public IPC::Channel::Listener {
  public:
   DevToolsAgent(int routing_id, RenderView* view);
   virtual ~DevToolsAgent();
 
   void OnNavigate();
 
-  // IPC message interceptor. Called on the Render thread.
+  // IPC::Channel::Listener implementation.
   virtual bool OnMessageReceived(const IPC::Message& message);
 
   // WebDevToolsAgentClient implementation
   virtual void sendMessageToInspectorFrontend(const WebKit::WebString& data);
   virtual void sendDebuggerOutput(const WebKit::WebString& data);
   virtual void sendDispatchToAPU(const WebKit::WebString& data);
 
   virtual int hostIdentifier();
   virtual void runtimeFeatureStateChanged(const WebKit::WebString& feature,
                                           bool enabled);
@@ skipping 24 matching lines @@
   static std::map<int, DevToolsAgent*> agent_for_routing_id_;
 
   int routing_id_; //  View routing id that we can access from IO thread.
   RenderView* render_view_;
   bool expose_v8_debugger_protocol_;
 
   DISALLOW_COPY_AND_ASSIGN(DevToolsAgent);
 };
 
 #endif  // CHROME_RENDERER_DEVTOOLS_AGENT_H_