Fix the call to setClearingState which was causing a javascript error....

chrome/browser/resources/options/clear_browser_data_overlay.js

 // Copyright (c) 2010 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() {
 
   var OptionsPage = options.OptionsPage;
 
   /**
    * ClearBrowserData class
@@ skipping 57 matching lines @@
     if (state) {
       ClearBrowserDataOverlay.throbIntervalId =
           setInterval(advanceThrobber, 30);
     } else {
       clearInterval(ClearBrowserDataOverlay.throbIntervalId);
     }
   }
 
   ClearBrowserDataOverlay.dismiss = function() {
     OptionsPage.clearOverlays();
-    setClearingState(false);
+    this.setClearingState(false);
   }
 
   // Export
   return {
     ClearBrowserDataOverlay: ClearBrowserDataOverlay
   };
 
 });