webui: Remove unnecessary </include>s everywhere.

chrome/browser/resources/extensions/extension_error.js

 // Copyright 2013 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.
 
-<include src="extension_error_overlay.js"></include>
+<include src="extension_error_overlay.js">
 
 cr.define('extensions', function() {
   'use strict';
 
   /**
    * Clone a template within the extension error template collection.
    * @param {string} templateName The class name of the template to clone.
    * @return {HTMLElement} The clone of the template.
    */
   function cloneTemplate(templateName) {
@@ skipping 130 matching lines @@
         button.textContent = loadTimeData.getString(message);
         button.isShowingAll = !button.isShowingAll;
       }.bind(this));
     }
   };
 
   return {
     ExtensionErrorList: ExtensionErrorList
   };
 });