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

chrome/common/child_thread.h

 // Copyright (c) 2009 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_COMMON_CHILD_THREAD_H_
 #define CHROME_COMMON_CHILD_THREAD_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/scoped_ptr.h"
@@ skipping 56 matching lines @@
 
   // Returns the one child thread.
   static ChildThread* current();
 
  protected:
   friend class ChildProcess;
 
   // Called when the process refcount is 0.
   void OnProcessFinalRelease();
 
-  virtual void OnControlMessageReceived(const IPC::Message& msg) { }
+  virtual bool OnControlMessageReceived(const IPC::Message& msg) {
+    return false;
+  }
   virtual void OnAskBeforeShutdown();
   virtual void OnShutdown();
 
 #ifdef IPC_MESSAGE_LOG_ENABLED
   virtual void OnSetIPCLoggingEnabled(bool enable);
 #endif
 
   IPC::SyncChannel* channel() { return channel_.get(); }
 
   void set_on_channel_error_called(bool on_channel_error_called) {
     on_channel_error_called_ = on_channel_error_called;
   }
 
  private:
   void Init();
 
   // IPC::Channel::Listener implementation:
-  virtual void OnMessageReceived(const IPC::Message& msg);
+  virtual bool OnMessageReceived(const IPC::Message& msg);
   virtual void OnChannelError();
 
   std::string channel_name_;
   scoped_ptr<IPC::SyncChannel> channel_;
 
   // Allows threads other than the main thread to send sync messages.
   scoped_refptr<IPC::SyncMessageFilter> sync_message_filter_;
 
   // Implements message routing functionality to the consumers of ChildThread.
   MessageRouter router_;
@@ skipping 16 matching lines @@
   MessageLoop* message_loop_;
 
   scoped_ptr<NotificationService> notification_service_;
 
   scoped_ptr<FileSystemDispatcher> file_system_dispatcher_;
 
   DISALLOW_COPY_AND_ASSIGN(ChildThread);
 };
 
 #endif  // CHROME_COMMON_CHILD_THREAD_H_