replace OVERRIDE and FINAL with override and final in chrome/browser/extensions/

chrome/browser/extensions/api/browsing_data/browsing_data_test.cc

 // Copyright (c) 2012 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.
 
 #include <string>
 
 #include "base/json/json_string_value_serializer.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/pref_service.h"
@@ skipping 40 matching lines @@
 
   int GetRemovalMask() {
     return called_with_details_->removal_mask;
   }
 
   int GetOriginSetMask() {
     return called_with_details_->origin_set_mask;
   }
 
  protected:
-  virtual void SetUpOnMainThread() OVERRIDE {
+  virtual void SetUpOnMainThread() override {
     called_with_details_.reset(new BrowsingDataRemover::NotificationDetails());
     registrar_.Add(this, chrome::NOTIFICATION_BROWSING_DATA_REMOVED,
                    content::Source<Profile>(browser()->profile()));
   }
 
   // content::NotificationObserver implementation.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
-                       const content::NotificationDetails& details) OVERRIDE {
+                       const content::NotificationDetails& details) override {
     DCHECK_EQ(type, chrome::NOTIFICATION_BROWSING_DATA_REMOVED);
 
     // We're not taking ownership of the details object, but storing a copy of
     // it locally.
     called_with_details_.reset(new BrowsingDataRemover::NotificationDetails(
         *content::Details<BrowsingDataRemover::NotificationDetails>(
             details).ptr()));
   }
 
   int GetAsMask(const base::DictionaryValue* dict, std::string path,
@@ skipping 444 matching lines @@
 
   SetPrefsAndVerifySettings(
       BrowsingDataRemover::REMOVE_COOKIES |
           BrowsingDataRemover::REMOVE_HISTORY |
           BrowsingDataRemover::REMOVE_DOWNLOADS,
     UNPROTECTED_WEB,
     site_data_no_plugins |
         BrowsingDataRemover::REMOVE_HISTORY |
         BrowsingDataRemover::REMOVE_DOWNLOADS);
 }