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

chrome/browser/chromeos/drive/download_handler.h

 // 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_DRIVE_DOWNLOAD_HANDLER_H_
 #define CHROME_BROWSER_CHROMEOS_DRIVE_DOWNLOAD_HANDLER_H_
 
 #include "base/callback_forward.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/chromeos/drive/file_errors.h"
@@ skipping 58 matching lines @@
   bool IsDriveDownload(const content::DownloadItem* download);
 
   // Checks a file corresponding to the download item exists in Drive.
   void CheckForFileExistence(
       const content::DownloadItem* download,
       const content::CheckForFileExistenceCallback& callback);
 
  private:
   // AllDownloadItemNotifier::Observer overrides:
   virtual void OnDownloadCreated(content::DownloadManager* manager,
-                                 content::DownloadItem* download) OVERRIDE;
+                                 content::DownloadItem* download) override;
   virtual void OnDownloadUpdated(content::DownloadManager* manager,
-                                 content::DownloadItem* download) OVERRIDE;
+                                 content::DownloadItem* download) override;
 
   // Removes the download.
   void RemoveDownload(void* manager_id, int id);
 
   // Callback for FileSystem::CreateDirectory().
   // Used to implement SubstituteDriveDownloadPath().
   void OnCreateDirectory(const SubstituteDriveDownloadPathCallback& callback,
                          FileError error);
 
   // Starts the upload of a downloaded/downloading file.
@@ skipping 22 matching lines @@
   // Note: This should remain the last member so it'll be destroyed and
   // invalidate its weak pointers before any other members are destroyed.
   base::WeakPtrFactory<DownloadHandler> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DownloadHandler);
 };
 
 }  // namespace drive
 
 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_DOWNLOAD_HANDLER_H_