Add OVERRIDE to content/.

content/browser/device_orientation/accelerometer_mac.h

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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.
 //
 // This file is based on the SMSLib library.
 //
 // SMSLib Sudden Motion Sensor Access Library
 // Copyright (c) 2010 Suitable Systems
 // All rights reserved.
 //
 // Developed by: Daniel Griscom
@@ skipping 37 matching lines @@
 //    (781) 665-0053
 
 #ifndef CONTENT_BROWSER_DEVICE_ORIENTATION_ACCELEROMETER_MAC_H_
 #define CONTENT_BROWSER_DEVICE_ORIENTATION_ACCELEROMETER_MAC_H_
 #pragma once
 
 #include <vector>
 
 #include <IOKit/IOKitLib.h>
 
+#include "base/compiler_specific.h"
 #include "content/browser/device_orientation/data_fetcher.h"
 
 namespace device_orientation {
 
 // Provides an easy-to-use interface to retrieve data
 // from the MacBook family accelerometer.
 class AccelerometerMac : public DataFetcher {
  public:
   static DataFetcher* Create();
 
   // Implement DataFetcher.
-  virtual bool GetOrientation(Orientation* orientation);
+  virtual bool GetOrientation(Orientation* orientation) OVERRIDE;
 
   virtual ~AccelerometerMac();
 
  private:
   AccelerometerMac();
   bool Init();
 
   // Extend the sign of an integer of size bytes to a 32-bit one.
   static int ExtendSign(int value, size_t size);
 
@@ skipping 14 matching lines @@
   // Input memory used for sensor I/O.
   std::vector<char> input_record_;
 
   // Output memory used for sensor I/O.
   std::vector<char> output_record_;
 };
 
 }  // namespace device_orientation
 
 #endif  // CONTENT_BROWSER_DEVICE_ORIENTATION_ACCELEROMETER_MAC_H_