[Hotword] Ok Google options disappear if search provider is changed from

chrome/browser/resources/options/browser_options.js

Index: chrome/browser/resources/options/browser_options.js
diff --git a/chrome/browser/resources/options/browser_options.js b/chrome/browser/resources/options/browser_options.js
index 05dd0f00968d932de50e6a0dbcfa492890c66fe2..5f7a850183e9393c0bef93c2e5b9ef23eac21ba7 100644
--- a/chrome/browser/resources/options/browser_options.js
+++ b/chrome/browser/resources/options/browser_options.js
@@ -1196,6 +1196,18 @@ cr.define('options', function() {
     },
 
     /**
+     * Hides the hotword sections when it is no longer an option
+     * such as when the user selects a non-Google search engine.
+     * @private
+     */
+    hideHotwordSection_: function() {

[Dan Beam, 2014/12/04 20:44:07]

nit:

  setHotwordSectionVisible: function(visible) {

[rpetterson, 2014/12/04 23:20:28]

Done.

+      $('hotword-search').hidden = true;
+      $('hotword-always-on-search').hidden = true;
+      $('hotword-no-dsp-search').hidden = true;
+      $('audio-history').hidden = true;
+    },
+
+    /**
      * Shows or hides the hotword retrain link
      * @param {boolean} visible Whether to show the link.
      * @private
@@ -2098,6 +2110,7 @@ cr.define('options', function() {
     'getCurrentProfile',
     'getStartStopSyncButton',
     'hideBluetoothSettings',
+    'hideHotwordSection',
     'notifyInitializationComplete',
     'removeBluetoothDevice',
     'scrollToSection',