Fix JavaScript style in ntp4

chrome/browser/resources/ntp4/nav_dot.js

 // Copyright (c) 2012 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 Nav dot
  * This is the class for the navigation controls that appear along the bottom
  * of the NTP.
  */
 
@@ skipping 55 matching lines @@
       if (animate) {
         this.classList.add('small');
         var self = this;
         window.setTimeout(function() {
           self.classList.remove('small');
         }, 0);
       }
     },
 
     /**
-     * Gets the associated TilePage.
-     * @return {TilePage}
+     * @return {TilePage} The associated TilePage.
      */
     get page() {
       return this.page_;
     },
 
     /**
      * Sets/gets the display title.
      * @type {String} title The display name for this nav dot.
      */
     get displayTitle() {
@@ skipping 180 matching lines @@
     onTransitionEnd_: function(e) {
       if (e.propertyName === 'max-width' && this.classList.contains('small'))
         this.parentNode.removeChild(this);
     },
   };
 
   return {
     NavDot: NavDot,
   };
 });