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

ppapi/proxy/interface_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_INTERFACE_PROXY_H_
 #define PPAPI_PROXY_INTERFACE_PROXY_H_
 
 #include "base/basictypes.h"
 #include "ipc/ipc_channel.h"
 #include "ipc/ipc_message.h"
@@ skipping 41 matching lines @@
 
   // Returns the local implementation of the interface that will proxy it to
   // the remote side. This is used on the source side only (see dispatcher.h).
   virtual const void* GetSourceInterface() const = 0;
 
   // Returns the interface ID associated with this proxy. Implemented by each
   // derived class to identify itself.
   virtual InterfaceID GetInterfaceId() const = 0;
 
   // Sub-classes must implement IPC::Channel::Listener which contains this:
-  //virtual void OnMessageReceived(const IPC::Message& msg);
+  //virtual bool OnMessageReceived(const IPC::Message& msg);
 
  protected:
   uint32 SendCallback(PP_CompletionCallback callback);
   PP_CompletionCallback ReceiveCallback(uint32 serialized_callback);
 
  private:
   Dispatcher* dispatcher_;
   const void* target_interface_;
 };
 
 inline PP_Bool BoolToPPBool(bool value) {
   return value ? PP_TRUE : PP_FALSE;
 }
 
 inline bool PPBoolToBool(PP_Bool value) {
   return (PP_TRUE == value);
 }
 
 }  // namespace proxy
 }  // namespace pp
 
 #endif  // PPAPI_PROXY_INTERFACE_PROXY_H_