[MD settings] favicons for OnStartup url settings

chrome/browser/resources/settings/on_startup_page/startup_urls_page.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.
 
 /**
  * @typedef {{
  *   'title': string,
  *   'tooltip': string,
  *   'url': string
  * }}
@@ skipping 42 matching lines @@
     cr.define('Settings', function() {
       return {
         updateStartupPages: function() {
           return self.updateStartupPages_.apply(self, arguments);
         },
       };
     });
     chrome.send('onStartupPrefsPageLoad');
   },
 
+  getIconSet_: function(url) {
+    return getFaviconImageSet(url);
+  },
+
   /** @private */
   updateStartupPages_: function(startupPages) {
     this.startupPages_ = startupPages;
   },
 
   /** @private */
   onAddPageTap_: function() {
     this.newUrl_ = '';
     this.$.addUrlDialog.open();
   },
@@ skipping 24 matching lines @@
   },
 
   /**
    * @param {!{model: !{index: number}}} e
    * @private
    */
   onRemoveUrlTap_: function(e) {
     chrome.send('removeStartupPage', [e.model.index]);
   },
 });