replace OVERRIDE and FINAL with override and final in chrome/browser/[r-z]*

chrome/browser/sessions/session_service_unittest.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 "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
@@ skipping 53 matching lines @@
     service()->SetWindowType(
         window_id, Browser::TYPE_TABBED, SessionService::TYPE_NORMAL);
     service()->SetWindowBounds(window_id,
                                window_bounds,
                                ui::SHOW_STATE_NORMAL);
   }
 
   // Upon notification, increment the sync_save_count variable
   virtual void Observe(int type,
                        const content::NotificationSource& source,
-                       const content::NotificationDetails& details) OVERRIDE {
+                       const content::NotificationDetails& details) override {
     ASSERT_EQ(type, chrome::NOTIFICATION_SESSION_SERVICE_SAVED);
     sync_save_count_++;
   }
 
   virtual void TearDown() {
     helper_.SetService(NULL);
     BrowserWithTestWindowTest::TearDown();
   }
 
   void UpdateNavigation(
@@ skipping 956 matching lines @@
                             &cancelable_task_tracker);
   helper_.RunTaskOnBackendThread(
       FROM_HERE,
       base::Bind(&PostBackToThread,
                  base::Unretained(base::MessageLoop::current()),
                  base::Unretained(&run_loop)));
   delete helper_.ReleaseService();
   event.Signal();
   run_loop.Run();
 }