Hotword Audio Verification app: control the hotword settings

chrome/browser/resources/hotword_audio_verification/main.js

 // Copyright 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.
 
 var appWindow = chrome.app.window.current();
 
 document.addEventListener('DOMContentLoaded', function() {
   var flow = new Flow();
   flow.startFlow();
 
@@ skipping 22 matching lines @@
     e.stopPropagation();
   });
 
   $('ah-agree-button').addEventListener('click', function(e) {
     // TODO(kcarattini): Set the Audio History setting.
     appWindow.close();
     e.stopPropagation();
   });
 
   $('hw-agree-button').addEventListener('click', function(e) {
-    // TODO(kcarattini): Set the Audio History setting.
     flow.advanceStep();
     e.stopPropagation();
   });
 
   // TODO(kcarattini): Remove this once speech training is implemented. The
   // way to get to the next page will be to complete the speech training.
   $('training').addEventListener('click', function(e) {
-    // TODO(kcarattini): Set the always-on-hotword setting.
-    flow.advanceStep();
+    if (chrome.hotwordPrivate.setAudioLoggingEnabled)
+      chrome.hotwordPrivate.setAudioLoggingEnabled(true, function() {});
+
+    if (chrome.hotwordPrivate.setHotwordAlwaysOnSearchEnabled) {
+      chrome.hotwordPrivate.setHotwordAlwaysOnSearchEnabled(true,
+          flow.advanceStep.bind(flow));
+    }
     e.stopPropagation();
   });
 
   $('try-now-button').addEventListener('click', function(e) {
     // TODO(kcarattini): Figure out what happens when you click this button.
     appWindow.close();
     e.stopPropagation();
   });
 });