Revert r70896 to move speech input back behind a flag.

chrome/renderer/render_thread.h

 // Copyright (c) 2010 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 CHROME_RENDERER_RENDER_THREAD_H_
 #define CHROME_RENDERER_RENDER_THREAD_H_
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 298 matching lines @@
   void OnSpellCheckWordAdded(const std::string& word);
   void OnSpellCheckEnableAutoSpellCorrect(bool enable);
 
   void OnGpuChannelEstablished(const IPC::ChannelHandle& channel_handle,
                                const GPUInfo& gpu_info);
 
   void OnSetPhishingModel(IPC::PlatformFileForTransit model_file);
 
   void OnGetAccessibilityTree();
 
+  void OnSetSpeechInputEnabled(bool enabled);
+
   // Gather usage statistics from the in-memory cache and inform our host.
   // These functions should be call periodically so that the host can make
   // decisions about how to allocation resources using current information.
   void InformHostOfCacheStats();
 
   // We initialize WebKit as late as possible.
   void EnsureWebKitInitialized();
 
   // A task we invoke periodically to assist with idle cleanup.
   void IdleHandler();
@@ skipping 50 matching lines @@
 
   // True if this renderer is running extensions.
   bool is_extension_process_;
 
   // True if this renderer is incognito.
   bool is_incognito_process_;
 
   bool suspend_webkit_shared_timer_;
   bool notify_webkit_of_modal_loop_;
 
+  // True if this renderer has speech input enabled, set once during thread
+  // initialization.
+  bool is_speech_input_enabled_;
+
   // Timer that periodically calls IdleHandler.
   base::RepeatingTimer<RenderThread> idle_timer_;
 
   // Same as above, but on a longer timer and will run even if the process is
   // not idle, to ensure that IdleHandle gets called eventually.
   base::RepeatingTimer<RenderThread> forced_idle_timer_;
 
   // The channel from the renderer process to the GPU process.
   scoped_refptr<GpuChannelHost> gpu_channel_;
 
   // A lazily initiated thread on which file operations are run.
   scoped_ptr<base::Thread> file_thread_;
 
   // Map of registered v8 extensions. The key is the extension name. The value
   // is true if the extension should be restricted to extension-related
   // contexts.
   std::map<std::string, bool> v8_extensions_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderThread);
 };
 
 #endif  // CHROME_RENDERER_RENDER_THREAD_H_