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

content/browser/loader/async_resource_handler.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_LOADER_ASYNC_RESOURCE_HANDLER_H_
 #define CONTENT_BROWSER_LOADER_ASYNC_RESOURCE_HANDLER_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 14 matching lines @@
 
 // Used to complete an asynchronous resource request in response to resource
 // load events from the resource dispatcher host.
 class AsyncResourceHandler : public ResourceHandler,
                              public ResourceMessageDelegate {
  public:
   AsyncResourceHandler(net::URLRequest* request,
                        ResourceDispatcherHostImpl* rdh);
   virtual ~AsyncResourceHandler();
 
-  virtual bool OnMessageReceived(const IPC::Message& message,
-                                 bool* message_was_ok) OVERRIDE;
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   // ResourceHandler implementation:
   virtual bool OnUploadProgress(int request_id,
                                 uint64 position,
                                 uint64 size) OVERRIDE;
   virtual bool OnRequestRedirected(int request_id,
                                    const GURL& new_url,
                                    ResourceResponse* response,
                                    bool* defer) OVERRIDE;
   virtual bool OnResponseStarted(int request_id,
@@ skipping 44 matching lines @@
   bool sent_first_data_msg_;
 
   int64_t reported_transfer_size_;
 
   DISALLOW_COPY_AND_ASSIGN(AsyncResourceHandler);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_LOADER_ASYNC_RESOURCE_HANDLER_H_