Make DevTools client survive 'refresh' of the inspectable tab.

chrome/renderer/devtools_agent.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_DEVTOOLS_AGENT_H_
 #define CHROME_RENDERER_DEVTOOLS_AGENT_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 38 matching lines @@
   // IPC::ChannelProxy::MessageFilter overrides. Called on IO thread.
   virtual void OnFilterAdded(IPC::Channel* channel);
   virtual bool OnMessageReceived(const IPC::Message& message);
   virtual void OnFilterRemoved();
 
   // Debugger::Delegate callback method to handle debugger output.
   void DebuggerOutput(const std::wstring& out);
 
   void DispatchRpcMessage(const std::string& raw_msg);
 
+  void InspectElement(int x, int y);
+
   // Evaluate javascript URL in the renderer
   void EvaluateScript(const std::wstring& script);
 
   // All these OnXXX methods will be executed in IO thread so that we can
   // handle debug messages even when v8 is stopped.
   void OnDebugAttach();
   void OnDebugDetach();
   void OnDebugBreak(bool force);
   void OnDebugCommand(const std::wstring& cmd);
   void OnRpcMessage(const std::string& raw_msg);
   void OnInspectElement(int x, int y);
 
   scoped_refptr<DebuggerBridge> debugger_;
 
   int routing_id_; //  View routing id that we can access from IO thread.
   RenderView* view_;
   MessageLoop* view_loop_;
 
   IPC::Channel* channel_;
   MessageLoop* io_loop_;
 
   DISALLOW_COPY_AND_ASSIGN(DevToolsAgent);
 };
 
 #endif  // CHROME_RENDERER_DEVTOOLS_AGENT_H_