Refactors profile avatar selector into a Polymer element to use in md-settings & md-user-manager

chrome/test/data/webui/cr_elements/cr_toolbar_search_field_tests.js

 // Copyright 2016 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 cr-toolbar-search-field. */
 cr.define('cr_toolbar_search_field', function() {
   function registerTests() {
     suite('cr-toolbar-search-field', function() {
       /** @type {?CrToolbarSearchFieldElement} */
       var field = null;
 
       /** @type {?Array<string>} */
       var searches = null;
 
       /** @param {string} term */
       function simulateSearch(term) {
         field.$.searchInput.bindValue = term;
         field.onSearchTermSearch();
       }
 
-      suiteSetup(function() {
-        return PolymerTest.importHtml(
-            'chrome://resources/cr_elements/cr_toolbar/' +
-            'cr_toolbar_search_field.html');
-      });
-
       setup(function() {
         PolymerTest.clearBody();
         field = document.createElement('cr-toolbar-search-field');
         searches = [];
         field.addEventListener('search-changed', function(event) {
           searches.push(event.detail);
         });
         document.body.appendChild(field);
       });
 
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         assertTrue(field.showingSearch);
       });
     });
   }
 
   return {
     registerTests: registerTests,
   };
 });