webui: remove the precendent for silly, invalid end of jsdoc comments, e.g.

chrome/browser/ui/webui/options/cookies_view_browsertest.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.
 
 /**
  * TestFixture for cookies view WebUI testing.
  * @extends {testing.Test}
  * @constructor
- **/
+ */
 function CookiesViewWebUITest() {}
 
 CookiesViewWebUITest.prototype = {
   __proto__: testing.Test.prototype,
 
   /**
    * Browse to the cookies view.
-   **/
+   */
   browsePreload: 'chrome://settings-frame/cookies',
 };
 
 // Test opening the cookies view has correct location.
 TEST_F('CookiesViewWebUITest', 'DISABLED_testOpenCookiesView', function() {
   assertEquals(this.browsePreload, document.location.href);
 });
 
 TEST_F('CookiesViewWebUITest', 'testNoCloseOnSearchEnter', function() {
   var cookiesView = CookiesView.getInstance();
   assertTrue(cookiesView.visible);
   var searchBox = cookiesView.pageDiv.querySelector('.cookies-search-box');
   searchBox.dispatchEvent(new KeyboardEvent('keydown', {
     'bubbles': true,
     'cancelable': true,
     'keyIdentifier': 'Enter'
   }));
   assertTrue(cookiesView.visible);
 });