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

chrome/browser/ui/webui/options/language_options_dictionary_download_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 testing messages of dictionary download progress in language
  * options WebUI.
  * @extends {testing.Test}
  * @constructor
- **/
+ */
 function LanguagesOptionsDictionaryDownloadWebUITest() {}
 
 LanguagesOptionsDictionaryDownloadWebUITest.prototype = {
   __proto__: testing.Test.prototype,
 
   /**
    * Browse to languages options.
-   **/
+   */
   browsePreload: 'chrome://settings-frame/languages',
 
   /**
    * Register a mock dictionary handler.
    */
   preLoad: function() {
     this.makeAndRegisterMockHandler(['retryDictionaryDownload']);
     this.mockHandler.stubs().retryDictionaryDownload().
         will(callFunction(function() {
           options.LanguageOptions.onDictionaryDownloadBegin('en-US');
@@ skipping 63 matching lines @@
 TEST_F('LanguagesOptionsDictionaryDownloadWebUITest',
        'testdictionaryDownloadRetry',
        function() {
   this.mockHandler.expects(once()).retryDictionaryDownload().
       will(callFunction(function() {
         options.LanguageOptions.onDictionaryDownloadBegin('en-US');
       }));
   options.LanguageOptions.onDictionaryDownloadFailure('en-US');
   $('dictionary-download-retry-button').click();
 });