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

chrome/browser/chromeos/file_system_provider/fileapi/file_stream_reader.h

 // Copyright 2014 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_FILE_SYSTEM_PROVIDER_FILEAPI_FILE_STREAM_READER_H_
 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_FILEAPI_FILE_STREAM_READER_H_
 
 #include "base/basictypes.h"
 #include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
@@ skipping 21 matching lines @@
   FileStreamReader(storage::FileSystemContext* context,
                    const storage::FileSystemURL& url,
                    int64 initial_offset,
                    const base::Time& expected_modification_time);
 
   virtual ~FileStreamReader();
 
   // storage::FileStreamReader overrides.
   virtual int Read(net::IOBuffer* buf,
                    int buf_len,
-                   const net::CompletionCallback& callback) OVERRIDE;
+                   const net::CompletionCallback& callback) override;
   virtual int64 GetLength(
-      const net::Int64CompletionCallback& callback) OVERRIDE;
+      const net::Int64CompletionCallback& callback) override;
 
  private:
   // Helper class for executing operations on the provided file system. All
   // of its methods must be called on UI thread. Callbacks are called on IO
   // thread.
   class OperationRunner;
 
   // State of the file stream reader.
   enum State { NOT_INITIALIZED, INITIALIZING, INITIALIZED, FAILED };
 
@@ skipping 50 matching lines @@
   State state_;
 
   base::WeakPtrFactory<FileStreamReader> weak_ptr_factory_;
   DISALLOW_COPY_AND_ASSIGN(FileStreamReader);
 };
 
 }  // namespace file_system_provider
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_FILEAPI_FILE_STREAM_READER_H_