Remove the flag for the Speech API and turn it on by default.

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/common/speech_recognition_messages.h"
@@ skipping 24 matching lines @@
 
 SpeechRecognitionDispatcherHost::~SpeechRecognitionDispatcherHost() {
   if (SpeechRecognitionManager* sr_manager = manager())
     sr_manager->AbortAllSessionsForListener(this);
 }
 
 SpeechRecognitionManager* SpeechRecognitionDispatcherHost::manager() {
   if (manager_for_tests_)
     return manager_for_tests_;
 
-  const CommandLine& command_line = *CommandLine::ForCurrentProcess();
-  if (command_line.HasSwitch(switches::kEnableScriptedSpeech))
-    return SpeechRecognitionManager::GetInstance();
-
-  return NULL;
+  return SpeechRecognitionManager::GetInstance();
 }
 
 bool SpeechRecognitionDispatcherHost::OnMessageReceived(
     const IPC::Message& message, bool* message_was_ok) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP_EX(SpeechRecognitionDispatcherHost, message,
                            *message_was_ok)
     IPC_MESSAGE_HANDLER(SpeechRecognitionHostMsg_StartRequest,
                         OnStartRequest)
     IPC_MESSAGE_HANDLER(SpeechRecognitionHostMsg_AbortRequest,
@@ skipping 129 matching lines @@
 void SpeechRecognitionDispatcherHost::OnAudioLevelsChange(int session_id,
                                                           float volume,
                                                           float noise_volume) {
 }
 
 void SpeechRecognitionDispatcherHost::OnEnvironmentEstimationComplete(
     int session_id) {
 }
 
 }  // namespace content