[DevTools] Rework some focus code.

third_party/WebKit/Source/devtools/front_end/sources/AdvancedSearchView.js

 // Copyright 2014 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.
 
 /**
  * @constructor
  * @extends {WebInspector.VBox}
  */
 WebInspector.AdvancedSearchView = function()
 {
@@ skipping 269 matching lines @@
     /**
      * @param {boolean} finished
      */
     _searchFinished: function(finished)
     {
         this._searchMessageElement.textContent = finished ? WebInspector.UIString("Search finished.") : WebInspector.UIString("Search interrupted.");
     },
 
     focus: function()
     {
-        WebInspector.setCurrentFocusElement(this._search);
+        this._search.focus();
         this._search.select();
     },
 
     willHide: function()
     {
         this._stopSearch();
     },
 
     /**
      * @param {!Event} event
@@ skipping 143 matching lines @@
     performIndexing: function(progress) { },
 
     stopSearch: function() { },
 
     /**
      * @param {!WebInspector.ProjectSearchConfig} searchConfig
      * @return {!WebInspector.SearchResultsPane}
      */
     createSearchResultsPane: function(searchConfig) { }
 }