Intercept Inspector DOM.setFileInputFiles and grant read permissions to the

content/browser/devtools/devtools_agent_host_impl.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.
 
 #ifndef CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_AGENT_HOST_IMPL_H_
 #define CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_AGENT_HOST_IMPL_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 14 matching lines @@
    public:
     virtual void AgentHostClosing(DevToolsAgentHostImpl*) = 0;
    protected:
     virtual ~CloseListener() {}
   };
 
   // Sends the message to the devtools agent hosted by this object.
   void Attach();
   void Reattach(const std::string& saved_agent_state);
   void Detach();
-  void DipatchOnInspectorBackend(const std::string& message);
+  virtual void DispatchOnInspectorBackend(const std::string& message);
   void InspectElement(int x, int y);
   void AddMessageToConsole(ConsoleMessageLevel level,
                            const std::string& message);
 
   void set_close_listener(CloseListener* listener) {
     close_listener_ = listener;
   }
 
   int id() { return id_; }
 
@@ skipping 12 matching lines @@
 
   CloseListener* close_listener_;
 
  private:
   int id_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_AGENT_HOST_IMPL_H_