Enable speech input by default and remove unused code.

chrome/browser/renderer_host/browser_render_process_host.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_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_H_
 #define CHROME_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_H_
 #pragma once
 
 #include "build/build_config.h"
 
@@ skipping 107 matching lines @@
   void InitVisitedLinks();
 
   // Initialize support for user scripts. Send the renderer process its initial
   // set of scripts and listen for updates to scripts.
   void InitUserScripts();
 
   // Initialize support for extension APIs. Send the list of registered API
   // functions to thre renderer process.
   void InitExtensions();
 
-  // Initialize support for speech input API. Informs the renderer if the API
-  // is enabled or not.
-  void InitSpeechInput();
-
   // Sends the renderer process a new set of user scripts.
   void SendUserScriptsUpdate(base::SharedMemory* shared_memory);
 
   // Sends the renderer process the list of all loaded extensions along with a
   // subset of information the renderer needs about them.
   void SendExtensionInfo();
 
   // Generates a command line to be used to spawn a renderer and appends the
   // results to |*command_line|.
   void AppendRendererCommandLine(CommandLine* command_line) const;
@@ skipping 82 matching lines @@
   // messages that are sent once the process handle is available.  This is
   // because the queued messages may have dependencies on the init messages.
   std::queue<IPC::Message*> queued_messages_;
 
   base::ScopedCallbackFactory<BrowserRenderProcessHost> callback_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserRenderProcessHost);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_H_