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

content/browser/renderer_host/render_process_host_impl.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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 773 matching lines @@
     switches::kDisableGLMultisampling,
     switches::kDisableGpuVsync,
     switches::kDisableJavaScriptI18NAPI,
     switches::kDisableLocalStorage,
     switches::kDisableLogging,
     switches::kDisableSeccompFilterSandbox,
     switches::kDisableSeccompSandbox,
     switches::kDisableSessionStorage,
     switches::kDisableSharedWorkers,
     switches::kDisableSpeechInput,
-    switches::kEnableScriptedSpeech,
 #if defined(OS_ANDROID)
     switches::kEnableWebAudio,
 #else
     switches::kDisableWebAudio,
 #endif
     switches::kEnableWebAudioInput,
     switches::kDisableWebSockets,
     switches::kDomAutomationController,
     switches::kEnableAccessibilityLogging,
     switches::kEnableBrowserPluginForAllViewTypes,
@@ skipping 810 matching lines @@
       int32 gpu_process_host_id) {
   TRACE_EVENT0("renderer_host",
                "RenderWidgetHostImpl::OnCompositorSurfaceBuffersSwappedNoHost");
   RenderWidgetHostImpl::AcknowledgeBufferPresent(route_id,
                                                  gpu_process_host_id,
                                                  false,
                                                  0);
 }
 
 }  // namespace content