Cleanup: Extract icon related methods outside of util.js

chrome/browser/resources/options/profiles_icon_grid.js

 // Copyright (c) 2012 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('options', function() {
   /** @const */ var ListItem = cr.ui.ListItem;
   /** @const */ var Grid = cr.ui.Grid;
   /** @const */ var ListSingleSelectionModel = cr.ui.ListSingleSelectionModel;
 
   /**
@@ skipping 19 matching lines @@
   };
 
   ProfilesIconGridItem.prototype = {
     __proto__: ListItem.prototype,
 
     /** @override */
     decorate: function() {
       ListItem.prototype.decorate.call(this);
       var imageEl = cr.doc.createElement('img');
       imageEl.className = 'profile-icon';
-      imageEl.style.content = getProfileAvatarIcon(this.iconURL_);
+      imageEl.style.content = cr.icon.getProfileAvatarIcon(this.iconURL_);
       this.appendChild(imageEl);
 
       this.className = 'profile-icon-grid-item';
     },
   };
 
   var ProfilesIconGrid = cr.ui.define('grid');
 
   ProfilesIconGrid.prototype = {
     __proto__: Grid.prototype,
 
     /** @override */
     decorate: function() {
       Grid.prototype.decorate.call(this);
       this.selectionModel = new ListSingleSelectionModel();
     },
 
     /** @override */
     createItem: function(iconURL) {
       return new ProfilesIconGridItem(iconURL);
     },
   };
 
   return {
     ProfilesIconGrid: ProfilesIconGrid
   };
 });