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

chrome/worker/worker_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_WORKER_WORKER_THREAD_H_
 #define CHROME_WORKER_WORKER_THREAD_H_
 #pragma once
 
 #include <set>
 
@@ skipping 17 matching lines @@
 
   // Invoked from stub constructors/destructors. Stubs own themselves.
   void AddWorkerStub(WebWorkerStubBase* stub);
   void RemoveWorkerStub(WebWorkerStubBase* stub);
 
   AppCacheDispatcher* appcache_dispatcher() {
     return appcache_dispatcher_.get();
   }
 
  private:
-  virtual void OnControlMessageReceived(const IPC::Message& msg);
+  virtual bool OnControlMessageReceived(const IPC::Message& msg);
   virtual void OnChannelError();
 
   void OnCreateWorker(const WorkerProcessMsg_CreateWorker_Params& params);
 
   scoped_ptr<WorkerWebKitClientImpl> webkit_client_;
   scoped_ptr<AppCacheDispatcher> appcache_dispatcher_;
   scoped_ptr<WebDatabaseObserverImpl> web_database_observer_impl_;
   scoped_refptr<DBMessageFilter> db_message_filter_;
 
   typedef std::set<WebWorkerStubBase*> WorkerStubsList;
   WorkerStubsList worker_stubs_;
 
   DISALLOW_COPY_AND_ASSIGN(WorkerThread);
 };
 
 #endif  // CHROME_WORKER_WORKER_THREAD_H_