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

chrome/utility/utility_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_UTILITY_UTILITY_THREAD_H_
 #define CHROME_UTILITY_UTILITY_THREAD_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 20 matching lines @@
   UtilityThread();
   virtual ~UtilityThread();
 
   // Returns the one utility thread.
   static UtilityThread* current() {
     return static_cast<UtilityThread*>(ChildThread::current());
   }
 
  private:
   // IPC messages
-  virtual void OnControlMessageReceived(const IPC::Message& msg);
+  virtual bool OnControlMessageReceived(const IPC::Message& msg);
   void OnUnpackExtension(const FilePath& extension_path);
 
   // IPC messages for web resource service.
   void OnUnpackWebResource(const std::string& resource_data);
 
   // IPC for parsing an extensions auto-update manifest xml file.
   void OnParseUpdateManifest(const std::string& xml);
 
   // IPC for decoding an image.
   void OnDecodeImage(const std::vector<unsigned char>& encoded_data);
@@ skipping 41 matching lines @@
   // Releases the process if we are not (or no longer) in batch mode.
   void ReleaseProcessIfNeeded();
 
   // True when we're running in batch mode.
   bool batch_mode_;
 
   DISALLOW_COPY_AND_ASSIGN(UtilityThread);
 };
 
 #endif  // CHROME_UTILITY_UTILITY_THREAD_H_