[MD Extensions] Fix item sorting

chrome/test/data/webui/extensions/extension_item_test.js

 // Copyright 2015 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.
 
 /** @fileoverview Suite of tests for extension-item. */
 cr.define('extension_item_tests', function() {
   /**
    * A mock delegate for the item, capable of testing functionality.
    * @constructor
    * @extends {extension_test_util.ClickMock}
@@ skipping 16 matching lines @@
     /** @override */
     setItemAllowedIncognito: function(id, enabled) {},
 
     /** @override */
     isInDevMode: function() { return false; },
 
     /** @override: */
     inspectItemView: function(id, view) {},
   };
 
-  /** @type {string} The mock extension's id. */
-  var id = 'a'.repeat(32);
-
-  /** @type {string} The mock extension's base URL. */
-  var baseUrl = 'chrome-extension://' + id + '/';
-
   /**
    * The data used to populate the extension item.
-   * @type {ExtensionInfo}
+   * @type {chrome.developerPrivate.ExtensionInfo}
    */
-  var extensionData = {
-    description: 'This is an extension',
-    iconUrl: 'chrome://extension-icon/' + id + '/24/0',
-    id: id,
-    incognitoAccess: {isEnabled: true, isActive: false},
-    name: 'Wonderful Extension',
-    state: 'ENABLED',
-    type: 'EXTENSION',
-    version: '2.0',
-    views: [{url: baseUrl + 'foo.html'}, {url: baseUrl + 'bar.html'}],
-  };
+  var extensionData = extension_test_util.createExtensionInfo();
 
   // The normal elements, which should always be shown.
   var normalElements = [
     {selector: '#name', text: extensionData.name},
     {selector: '#description', text: extensionData.description},
     {selector: '#version', text: extensionData.version},
     {selector: '#enabled'},
     {selector: '#show-details'},
     {selector: '#delete-button'},
   ];
@@ skipping 145 matching lines @@
             'inspectItemView', [item.data.id, item.data.views[1]]);
       });
     });
   }
 
   return {
     registerTests: registerTests,
     TestNames: TestNames,
   };
 });