MD WebUI: Remove local DOM access from CrSearchFieldBehavior

ui/webui/resources/cr_elements/cr_search_field/cr_search_field.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.
 
 var SearchField = Polymer({
   is: 'cr-search-field',
 
   behaviors: [CrSearchFieldBehavior],
 
   properties: {
     value_: String,
   },
 
+  /** @return {!HTMLInputElement} */

[Dan Beam, 2016/07/26 16:42:02]

does /** @override */ work?

[tsergeant, 2016/07/26 23:32:49]

No, Closure complains about overriding something that doesn't exist.

[Dan Beam, 2016/07/26 23:36:54]

bummer

+  getSearchInput: function() {
+    return this.$.searchInput;
+  },
+
   /** @private */
   clearSearch_: function() {
     this.setValue('');
-    this.$.searchInput.focus();
+    this.getSearchInput().focus();
   },
 
   /** @private */
   toggleShowingSearch_: function() {
     this.showingSearch = !this.showingSearch;
   },
 });