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

content/public/common/content_switches.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/public/common/content_switches.h"
 
 namespace switches {
 
 // By default, file:// URIs cannot read other file:// URIs. This is an
 // override for developers who need the old behavior for testing.
@@ skipping 185 matching lines @@
 
 // Enable shared workers. Functionality not yet complete.
 const char kDisableSharedWorkers[]          = "disable-shared-workers";
 
 // Disables site-specific tailoring to compatibility issues in WebKit.
 const char kDisableSiteSpecificQuirks[]     = "disable-site-specific-quirks";
 
 // Disables speech input.
 const char kDisableSpeechInput[]            = "disable-speech-input";
 
-// Enables scripted speech api.
-const char kEnableScriptedSpeech[]          = "enable-scripted-speech";
-
 // Specifies the request key for the continuous speech recognition webservice.
 const char kSpeechRecognitionWebserviceKey[] = "speech-service-key";
 
 #if defined(OS_ANDROID)
 // Enable web audio API.
 const char kEnableWebAudio[]                = "enable-webaudio";
 #else
 // Disable web audio API.
 const char kDisableWebAudio[]               = "disable-webaudio";
 #endif
@@ skipping 527 matching lines @@
     = "disable-fixed-position-creates-stacking-context";
 
 // Defer image decoding in WebKit until painting.
 const char kEnableDeferredImageDecoding[] = "enable-deferred-image-decoding";
 
 // Enables history navigation in response to horizontal overscroll.
 const char kEnableOverscrollHistoryNavigation[] =
     "enable-overscroll-history-navigation";
 
 }  // namespace switches