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

chrome_frame/external_tab.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_FRAME_EXTERNAL_TAB_H_
 #define CHROME_FRAME_EXTERNAL_TAB_H_
 #pragma once
 
 #include <windows.h>
 #include <atlbase.h>
@@ skipping 76 matching lines @@
   ExternalTabProxy();
   ~ExternalTabProxy();
 
 #ifdef UNIT_TEST
   void set_proxy_factory(ChromeProxyFactory* factory) {
     proxy_factory_ = factory;
   }
 #endif
 
   // IPC::Channel::Listener implementation.
-  void OnMessageReceived(const IPC::Message& message);
+  bool OnMessageReceived(const IPC::Message& message);
 
   //
   virtual void CreateTab(const CreateTabParams& create_params,
                          UIDelegate* delegate);
   virtual void Navigate(const std::string& url, const std::string& referrer,
                         NavigationConstraints* navigation_constraints);
   virtual void NavigateToIndex(int index);
   virtual void ForwardMessageFromExternalHost(const std::string& message,
       const std::string& origin, const std::string& target);
   virtual void ChromeFrameHostMoved();
@@ skipping 114 matching lines @@
     GURL url;
     GURL referrer;
     void Set(const GURL& gurl, const GURL& ref) {
       url = gurl;
       referrer = ref;
     }
   } pending_navigation_;
 };
 
 #endif  // CHROME_FRAME_EXTERNAL_TAB_H_