WebUI: Fix violations of no-extra-semi lint rule.

chrome/browser/resources/options/startup_overlay.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.
 
 cr.define('options', function() {
   /** @const */ var ArrayDataModel = cr.ui.ArrayDataModel;
   /** @const */ var SettingsDialog = options.SettingsDialog;
 
   /**
    * StartupOverlay class
    * Encapsulated handling of the 'Set Startup pages' overlay page.
    * @constructor
    * @extends {options.SettingsDialog}
    */
   function StartupOverlay() {
     SettingsDialog.call(this, 'startup',
         loadTimeData.getString('startupPagesOverlayTabTitle'),
         'startup-overlay',
         assertInstanceof($('startup-overlay-confirm'), HTMLButtonElement),
         assertInstanceof($('startup-overlay-cancel'), HTMLButtonElement));
-  };
+  }
 
   cr.addSingletonGetter(StartupOverlay);
 
   StartupOverlay.prototype = {
     __proto__: SettingsDialog.prototype,
 
     /**
      * An autocomplete list that can be attached to a text field during editing.
      * @type {HTMLElement}
      * @private
@@ skipping 125 matching lines @@
   cr.makePublic(StartupOverlay, [
     'updateStartupPages',
     'updateAutocompleteSuggestions',
   ]);
 
   // Export
   return {
     StartupOverlay: StartupOverlay
   };
 });