Remove IPC_BEGIN_MESSAGE_MAP_EX macro since r270839 made all bad IPCs kill their child processes.

content/browser/worker_host/worker_message_filter.h

 // Copyright (c) 2011 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 CONTENT_BROWSER_WORKER_HOST_WORKER_MESSAGE_FILTER_H_
 #define CONTENT_BROWSER_WORKER_HOST_WORKER_MESSAGE_FILTER_H_
 
 #include "base/callback.h"
 #include "content/browser/worker_host/worker_storage_partition.h"
 #include "content/public/browser/browser_message_filter.h"
 
 class ResourceDispatcherHost;
 struct ViewHostMsg_CreateWorker_Params;
 
 namespace content {
 class MessagePortMessageFilter;
 class ResourceContext;
 
 class WorkerMessageFilter : public BrowserMessageFilter {
  public:
   WorkerMessageFilter(int render_process_id,
                       ResourceContext* resource_context,
                       const WorkerStoragePartition& partition,
                       MessagePortMessageFilter* message_port_filter);
 
   // BrowserMessageFilter implementation.
   virtual void OnChannelClosing() OVERRIDE;
-  virtual bool OnMessageReceived(const IPC::Message& message,
-                                 bool* message_was_ok) OVERRIDE;
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   int GetNextRoutingID();
   int render_process_id() const { return render_process_id_; }
 
   MessagePortMessageFilter* message_port_message_filter() const {
     return message_port_message_filter_;
   }
 
  private:
   virtual ~WorkerMessageFilter();
 
   // Message handlers.
   void OnCreateWorker(const ViewHostMsg_CreateWorker_Params& params,
                       int* route_id);
   void OnForwardToWorker(const IPC::Message& message);
   void OnDocumentDetached(unsigned long long document_id);
 
   int render_process_id_;
   ResourceContext* const resource_context_;
   WorkerStoragePartition partition_;
 
   MessagePortMessageFilter* message_port_message_filter_;
   DISALLOW_IMPLICIT_CONSTRUCTORS(WorkerMessageFilter);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WORKER_HOST_WORKER_MESSAGE_FILTER_H_