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

ppapi/proxy/dispatcher.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_DISPATCHER_H_
 #define PPAPI_PROXY_DISPATCHER_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 85 matching lines @@
   }
 
   // Called if the remote side is declaring to us which interfaces it supports
   // so we don't have to query for each one. We'll pre-create proxies for
   // each of the given interfaces.
 
   // IPC::Message::Sender implementation.
   virtual bool Send(IPC::Message* msg);
 
   // IPC::Channel::Listener implementation.
-  virtual void OnMessageReceived(const IPC::Message& msg);
+  virtual bool OnMessageReceived(const IPC::Message& msg);
 
   IPC::SyncChannel* channel() const {
     return channel_.get();
   }
 
   CallbackTracker& callback_tracker() {
     return callback_tracker_;
   }
 
  protected:
@@ skipping 72 matching lines @@
 
   scoped_ptr<VarSerializationRules> serialization_rules_;
 
   DISALLOW_COPY_AND_ASSIGN(Dispatcher);
 };
 
 }  // namespace proxy
 }  // namespace pp
 
 #endif  // PPAPI_PROXY_DISPATCHER_H_