[DevTools] Rework some focus code.

third_party/WebKit/Source/devtools/front_end/main/Main.js

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2007 Matt Lilek (pewtermoose@gmail.com).
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 646 matching lines @@
 WebInspector.Main.SearchActionDelegate = function()
 {
 }
 
 WebInspector.Main.SearchActionDelegate.prototype = {
     /**
      * @override
      * @param {!WebInspector.Context} context
      * @param {string} actionId
      * @return {boolean}
+     * @suppressGlobalPropertiesCheck
      */
     handleAction: function(context, actionId)
     {
-        var searchableView = WebInspector.SearchableView.fromElement(WebInspector.currentFocusElement()) || WebInspector.inspectorView.currentPanel().searchableView();
+        var searchableView = WebInspector.SearchableView.fromElement(document.deepActiveElement()) || WebInspector.inspectorView.currentPanel().searchableView();
         if (!searchableView)
             return false;
         switch (actionId) {
         case "main.search-in-panel.find":
             return searchableView.handleFindShortcut();
         case "main.search-in-panel.cancel":
             return searchableView.handleCancelSearchShortcut();
         case "main.search-in-panel.find-next":
             return searchableView.handleFindNextShortcut();
         case "main.search-in-panel.find-previous":
@@ skipping 426 matching lines @@
      * @override
      * @return {?Element}
      */
     settingElement: function()
     {
         return WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Show rulers"), WebInspector.moduleSetting("showMetricsRulers"));
     }
 }
 
 new WebInspector.Main();