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

content/browser/appcache/appcache_dispatcher_host.h

 // Copyright (c) 2012 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_APPCACHE_APPCACHE_DISPATCHER_HOST_H_
 #define CONTENT_BROWSER_APPCACHE_APPCACHE_DISPATCHER_HOST_H_
 
 #include <vector>
 
 #include "base/memory/ref_counted.h"
@@ skipping 10 matching lines @@
 // its child processes. There is a distinct host for each child process.
 // Messages are handled on the IO thread. The BrowserRenderProcessHost and
 // WorkerProcessHost create an instance and delegates calls to it.
 class AppCacheDispatcherHost : public BrowserMessageFilter {
  public:
   AppCacheDispatcherHost(ChromeAppCacheService* appcache_service,
                          int process_id);
 
   // BrowserIOMessageFilter implementation
   virtual void OnChannelConnected(int32 peer_pid) OVERRIDE;
-  virtual bool OnMessageReceived(const IPC::Message& message,
-                                 bool* message_was_ok) OVERRIDE;
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
  protected:
   virtual ~AppCacheDispatcherHost();
 
   // BrowserMessageFilter override.
   virtual void BadMessageReceived() OVERRIDE;
 
  private:
   // IPC message handlers
   void OnRegisterHost(int host_id);
@@ skipping 29 matching lines @@
 
   // The corresponding ChildProcessHost object's id().
   int process_id_;
 
   DISALLOW_COPY_AND_ASSIGN(AppCacheDispatcherHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_APPCACHE_APPCACHE_DISPATCHER_HOST_H_