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

ppapi/proxy/ppp_instance_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_PPP_INSTANCE_PROXY_H_
 #define PPAPI_PROXY_PPP_INSTANCE_PROXY_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 16 matching lines @@
   PPP_Instance_Proxy(Dispatcher* dispatcher, const void* target_interface);
   virtual ~PPP_Instance_Proxy();
 
   const PPP_Instance* ppp_instance_target() const {
     return reinterpret_cast<const PPP_Instance*>(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 OnMsgDidCreate(PP_Instance instance,
                       const std::vector<std::string>& argn,
                       const std::vector<std::string>& argv,
                       PP_Bool* result);
   void OnMsgDidDestroy(PP_Instance instance);
   void OnMsgDidChangeView(PP_Instance instance,
                           const PP_Rect& position,
                           const PP_Rect& clip);
   void OnMsgDidChangeFocus(PP_Instance instance, PP_Bool has_focus);
   void OnMsgHandleInputEvent(PP_Instance instance,
                              const PP_InputEvent& event,
                              PP_Bool* result);
   void OnMsgHandleDocumentLoad(PP_Instance instance,
                                PP_Resource url_loader,
                                PP_Bool* result);
   void OnMsgGetInstanceObject(PP_Instance instance,
                               SerializedVarReturnValue result);
 };
 
 }  // namespace proxy
 }  // namespace pp
 
 #endif  // PPAPI_PROXY_PPP_INSTANCE_PROXY_H_