[Hotword] Updating the helper extension to listen to the speech reset message from the main extensi…

chrome/browser/resources/hotword_helper/audio_client.js

 // Copyright (c) 2014 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.
 
 'use strict';
 
 /**
  * @fileoverview This is the audio client content script injected into eligible
  *  Google.com and New tab pages for interaction between the Webpage and the
  *  Hotword extension.
@@ skipping 46 matching lines @@
   };
 
 
   /**
    * Messages received from the page used to indicate voice search state.
    * @enum {string}
    */
   AudioClient.CommandFromPage = {
     SPEECH_START: 'ss',
     SPEECH_END: 'se',
+    SPEECH_RESET: 'sr',
     SHOWING_HOTWORD_START: 'shs',
     SHOWING_ERROR_MESSAGE: 'sem',
     SHOWING_TIMEOUT_MESSAGE: 'stm',
     CLICKED_RESUME: 'hcc',
     CLICKED_RESTART: 'hcr',
     CLICKED_DEBUG: 'hcd'
   };
 
 
   /**
@@ skipping 203 matching lines @@
       var command = messageEvent.data.type;
       switch (command) {
         case AudioClient.CommandFromPage.SPEECH_START:
           this.speechActive_ = true;
           this.sendCommandToExtension_(command);
           break;
         case AudioClient.CommandFromPage.SPEECH_END:
           this.speechActive_ = false;
           this.sendCommandToExtension_(command);
           break;
+        case AudioClient.CommandFromPage.SPEECH_RESET:
+          this.speechActive_ = false;
+          this.sendCommandToExtension_(command);
+          break;
         case 'SPEECH_RESET':  // Legacy, for embedded NTP.
           this.speechActive_ = false;
           this.sendCommandToExtension_(AudioClient.CommandFromPage.SPEECH_END);
           break;
         case AudioClient.CommandFromPage.CLICKED_RESUME:
           this.sendCommandToExtension_(command);
           break;
         case AudioClient.CommandFromPage.CLICKED_RESTART:
           this.sendCommandToExtension_(command);
           break;
@@ skipping 73 matching lines @@
         this.handleCommandFromExtension_.bind(this));
 
     if (this.speechActive_)
       this.sendCommandToExtension_(AudioClient.CommandFromPage.SPEECH_START);
   };
 
 
   // Initializes as soon as the code is ready, do not wait for the page.
   new AudioClient().initialize();
 })();