Introduces the speech recognition UI to app_list.

chrome/browser/resources/app_list/speech_recognition_manager.js

 // Copyright 2013 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.
 
 /**
  * @fileoverview The manager of speech recognition.
  */
 
 cr.define('speech', function() {
   'use strict';
 
   /**
    * @constructor
    */
   function SpeechRecognitionManager(delegate) {
     this.isActive = true;
     this.delegate_ = delegate;
 
     this.recognizer_ = new window.webkitSpeechRecognition();
     this.recognizer_.continuous = true;
     this.recognizer_.interimResults = true;
     this.recognizer_.lang = navigator.language;
 
     this.recognizer_.onresult = this.onRecognizerResult_.bind(this);
     if (this.delegate_) {
       this.recognizer_.onstart =
           this.delegate_.onSpeechRecognitionStarted.bind(this.delegate_);
       this.recognizer_.onend =
           this.delegate_.onSpeechRecognitionEnded.bind(this.delegate_);
+      this.recognizer_.onspeechstart =
+          this.delegate_.onSpeechStarted.bind(this.delegate_);
+      this.recognizer_.onspeechend =
+          this.delegate_.onSpeechEnded.bind(this.delegate_);
       this.recognizer_.onerror = this.onRecognizerError_.bind(this);
     }
   }
 
   /**
    * Called when new speech recognition results arrive.
    *
    * @param {Event} speechEvent The event to contain the recognition results.
    * @private
    */
@@ skipping 38 matching lines @@
    * Stops the ongoing speech recognition.
    */
   SpeechRecognitionManager.prototype.stop = function() {
     this.recognizer_.abort();
   };
 
   return {
     SpeechRecognitionManager: SpeechRecognitionManager
   };
 });