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

content/browser/renderer_host/websocket_dispatcher_host.h

 // Copyright 2013 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_RENDERER_HOST_WEBSOCKET_DISPATCHER_HOST_H_
 #define CONTENT_BROWSER_RENDERER_HOST_WEBSOCKET_DISPATCHER_HOST_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 38 matching lines @@
       int process_id,
       const GetRequestContextCallback& get_context_callback);
 
   // For testing. Specify a factory method that creates mock version of
   // WebSocketHost.
   WebSocketDispatcherHost(int process_id,
                           const GetRequestContextCallback& get_context_callback,
                           const WebSocketHostFactory& websocket_host_factory);
 
   // BrowserMessageFilter:
-  virtual bool OnMessageReceived(const IPC::Message& message,
-                                 bool* message_was_ok) OVERRIDE;
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   // The following methods are used by WebSocketHost::EventInterface to send
   // IPCs from the browser to the renderer or child process. Any of them may
   // return WEBSOCKET_HOST_DELETED and delete the WebSocketHost on failure,
   // leading to the WebSocketChannel and EventInterface also being deleted.
 
   // Sends a WebSocketMsg_AddChannelResponse IPC, and then deletes and
   // unregisters the WebSocketHost if |fail| is true.
   WebSocketHostState SendAddChannelResponse(
       int routing_id,
@@ skipping 74 matching lines @@
   GetRequestContextCallback get_context_callback_;
 
   WebSocketHostFactory websocket_host_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebSocketDispatcherHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_WEBSOCKET_DISPATCHER_HOST_H_