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

ppapi/proxy/ppb_url_response_info_proxy.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 PPAPI_PROXY_PPB_URL_RESPONSE_INFO_PROXY_H_
 #define PPAPI_PROXY_PPB_URL_RESPONSE_INFO_PROXY_H_
 
 #include "base/basictypes.h"
 #include "ppapi/c/pp_module.h"
 #include "ppapi/c/pp_resource.h"
@@ skipping 17 matching lines @@
   // a response info object in the plugin.
   static void TrackPluginResource(PP_Resource response_resource);
 
   const PPB_URLResponseInfo* ppb_url_response_info_target() const {
     return static_cast<const PPB_URLResponseInfo*>(target_interface());
   }
 
   // InterfaceProxy implementation.
   virtual const void* GetSourceInterface() const;
   virtual InterfaceID GetInterfaceId() const;
-  virtual void OnMessageReceived(const IPC::Message& msg);
+  virtual bool OnMessageReceived(const IPC::Message& msg);
 
  private:
   // Message handlers.
   void OnMsgGetProperty(PP_Resource response,
                         int32_t property,
                         SerializedVarReturnValue result);
   void OnMsgGetBodyAsFileRef(PP_Resource response,
                              PP_Resource* file_ref_result);
 
   DISALLOW_COPY_AND_ASSIGN(PPB_URLResponseInfo_Proxy);
 };
 
 }  // namespace proxy
 }  // namespace pp
 
 #endif  // PPAPI_PROXY_PPB_URL_RESPONSE_INFO_PROXY_H_