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

chrome/browser/resources/quota_internals/event_handler.js

 // Copyright (c) 2011 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.
 
 // require cr.js
 // require cr/event_target.js
 // require cr/ui.js
 // require cr/ui/tabs.js
 // require cr/ui/tree.js
 // require cr/util.js
@@ skipping 252 matching lines @@
  * |event.detail| contains |availableSpace|.
  * |availableSpace| represents total available disk space.
  * @param {CustomEvent} event AvailableSpaceUpdated event.
  */
 function handleAvailableSpace(event) {
   /**
    * @type {string}
    */
   availableSpace = event.detail;
   $('diskspace-entry').innerHTML = numBytesToText_(availableSpace);
-};
+}
 
 /**
  * Event Handler for |cr.quota.onGlobalInfoUpdated|.
  * |event.detail| contains a record which has:
  *   |type|:
  *     Storage type, that is either 'temporary' or 'persistent'.
  *   |usage|:
  *     Total storage usage of all hosts.
  *   |unlimitedUsage|:
  *     Total storage usage of unlimited-quota origins.
@@ skipping 13 matching lines @@
    *         quota: {?string}
    *       }}
    */
   var data = event.detail;
   var storageObject = getStorageObject(data.type);
   copyAttributes_(data, storageObject.detail.payload);
   storageObject.reveal();
   if (getTreeViewObject().selectedItem == storageObject)
     updateDescription();
 
-};
+}
 
 /**
  * Event Handler for |cr.quota.onPerHostInfoUpdated|.
  * |event.detail| contains records which have:
  *   |host|:
  *     Hostname of the entry. (e.g. 'example.com')
  *   |type|:
  *     Storage type. 'temporary' or 'persistent'
  *   |usage|:
  *     Total storage usage of the host.
@@ skipping 209 matching lines @@
                                                    handlePerOriginInfo);
   cr.quota.onStatisticsUpdated.addEventListener('update', handleStatistics);
   cr.quota.requestInfo();
 
   $('refresh-button').addEventListener('click', cr.quota.requestInfo, false);
   $('dump-button').addEventListener('click', dump, false);
 }
 
 cr.doc.addEventListener('DOMContentLoaded', onLoad, false);
 })();