Compile chrome://settings, part 1: remove all warnings

chrome/browser/resources/options/hotword_search_setting_indicator.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.
 
 cr.define('options', function() {
   /** @const */ var ControlledSettingIndicator =
                     options.ControlledSettingIndicator;
 
   /**
    * A variant of the {@link ControlledSettingIndicator} that shows the status
    * of the hotword search setting, including a bubble to show setup errors
    * (such as failures to download extension resources).
    * @constructor
    * @extends {HTMLSpanElement}
    */
   var HotwordSearchSettingIndicator = cr.ui.define('span');
 
   HotwordSearchSettingIndicator.prototype = {
     __proto__: ControlledSettingIndicator.prototype,
 
     /**
      * Decorates the base element to show the proper icon.
      * @override
      */
     decorate: function() {
       ControlledSettingIndicator.prototype.decorate.call(this);
       this.hidden = true;
     },
 
-    /* Handle changes to the associated pref by hiding any currently visible
+    /**
+     * Handle changes to the associated pref by hiding any currently visible
      * bubble.
      * @param {Event} event Pref change event.
      * @override
      */
     handlePrefChange: function(event) {
       PageManager.hideBubble();
     },
 
     /**
      * Returns the current error.
@@ skipping 57 matching lines @@
 
       PageManager.showBubble(content, this.image, this, this.location);
     },
   };
 
   // Export
   return {
     HotwordSearchSettingIndicator: HotwordSearchSettingIndicator
   };
 });