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

chrome/browser/chromeos/drive/drive_file_stream_reader.h

Index: chrome/browser/chromeos/drive/drive_file_stream_reader.h
diff --git a/chrome/browser/chromeos/drive/drive_file_stream_reader.h b/chrome/browser/chromeos/drive/drive_file_stream_reader.h
index 28eac15d9860edd0764dd68db74d70be3e8e2fd0..50b36ae047e867c06e646c55f96c6b6929aa8cf9 100644
--- a/chrome/browser/chromeos/drive/drive_file_stream_reader.h
+++ b/chrome/browser/chromeos/drive/drive_file_stream_reader.h
@@ -63,9 +63,9 @@ class LocalReaderProxy : public ReaderProxy {
 
   // ReaderProxy overrides.
   virtual int Read(net::IOBuffer* buffer, int buffer_length,
-                   const net::CompletionCallback& callback) OVERRIDE;
-  virtual void OnGetContent(scoped_ptr<std::string> data) OVERRIDE;
-  virtual void OnCompleted(FileError error) OVERRIDE;
+                   const net::CompletionCallback& callback) override;
+  virtual void OnGetContent(scoped_ptr<std::string> data) override;
+  virtual void OnCompleted(FileError error) override;
 
  private:
   scoped_ptr<util::LocalFileReader> file_reader_;
@@ -97,9 +97,9 @@ class NetworkReaderProxy : public ReaderProxy {
 
   // ReaderProxy overrides.
   virtual int Read(net::IOBuffer* buffer, int buffer_length,
-                   const net::CompletionCallback& callback) OVERRIDE;
-  virtual void OnGetContent(scoped_ptr<std::string> data) OVERRIDE;
-  virtual void OnCompleted(FileError error) OVERRIDE;
+                   const net::CompletionCallback& callback) override;
+  virtual void OnGetContent(scoped_ptr<std::string> data) override;
+  virtual void OnCompleted(FileError error) override;
 
  private:
   // The data received from the server, but not yet read.