[MD Extensions] Update Item Card UI

chrome/browser/resources/md_extensions/service.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.
 
 cr.define('extensions', function() {
   'use strict';
 
   /**
    * @constructor
    * @implements {extensions.ItemDelegate}
@@ skipping 204 matching lines @@
     inspectItemView: function(id, view) {
       chrome.developerPrivate.openDevTools({
         extensionId: id,
         renderProcessId: view.renderProcessId,
         renderViewId: view.renderViewId,
         incognito: view.incognito,
       });
     },
 
     /** @override */
+    reloadItem: function(id) {
+      chrome.developerPrivate.reload(id, {failQuietly: false});
+    },
+
+    /** @override */
     repairItem: function(id) {
       chrome.developerPrivate.repairExtension(id);
     },
 
     /** @override */
     showItemOptionsPage: function(id) {
       var extension = this.extensions_.find(function(extension) {
         return extension.id == id;
       });
       assert(extension && extension.optionsPage);
@@ skipping 54 matching lines @@
           resolve(code);
         });
       });
     },
   };
 
   cr.addSingletonGetter(Service);
 
   return {Service: Service};
 });