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

content/browser/speech/speech_recognition_dispatcher_host.cc

 // 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.
 
 #include "content/browser/speech/speech_recognition_dispatcher_host.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
 #include "content/browser/browser_plugin/browser_plugin_guest.h"
@@ skipping 27 matching lines @@
   SpeechRecognitionManager::GetInstance()->AbortAllSessionsForRenderProcess(
       render_process_id_);
 }
 
 base::WeakPtr<SpeechRecognitionDispatcherHost>
 SpeechRecognitionDispatcherHost::AsWeakPtr() {
   return weak_factory_.GetWeakPtr();
 }
 
 bool SpeechRecognitionDispatcherHost::OnMessageReceived(
-    const IPC::Message& message, bool* message_was_ok) {
+    const IPC::Message& message) {
   bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP_EX(SpeechRecognitionDispatcherHost, message,
-                           *message_was_ok)
+  IPC_BEGIN_MESSAGE_MAP(SpeechRecognitionDispatcherHost, message)
     IPC_MESSAGE_HANDLER(SpeechRecognitionHostMsg_StartRequest,
                         OnStartRequest)
     IPC_MESSAGE_HANDLER(SpeechRecognitionHostMsg_AbortRequest,
                         OnAbortRequest)
     IPC_MESSAGE_HANDLER(SpeechRecognitionHostMsg_StopCaptureRequest,
                         OnStopCaptureRequest)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
@@ skipping 187 matching lines @@
 void SpeechRecognitionDispatcherHost::OnAudioLevelsChange(int session_id,
                                                           float volume,
                                                           float noise_volume) {
 }
 
 void SpeechRecognitionDispatcherHost::OnEnvironmentEstimationComplete(
     int session_id) {
 }
 
 }  // namespace content