Add OVERRIDE to content/.

content/browser/device_orientation/provider_impl.h

 // 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.
 
 #ifndef CONTENT_BROWSER_DEVICE_ORIENTATION_PROVIDER_IMPL_H_
 #define CONTENT_BROWSER_DEVICE_ORIENTATION_PROVIDER_IMPL_H_
 
 #include <set>
 #include <vector>
 
@@ skipping 14 matching lines @@
 
 class ProviderImpl : public Provider {
  public:
   typedef DataFetcher* (*DataFetcherFactory)();
 
   // Create a ProviderImpl that uses the NULL-terminated factories array to find
   // a DataFetcher that can provide orientation data.
   CONTENT_EXPORT ProviderImpl(const DataFetcherFactory factories[]);
 
   // From Provider.
-  virtual void AddObserver(Observer* observer);
-  virtual void RemoveObserver(Observer* observer);
+  virtual void AddObserver(Observer* observer) OVERRIDE;
+  virtual void RemoveObserver(Observer* observer) OVERRIDE;
 
  private:
   virtual ~ProviderImpl();
 
   // Starts or Stops the provider. Called from creator_loop_.
   void Start();
   void Stop();
 
   // Method for finding a suitable DataFetcher and starting the polling.
   // Runs on the polling_thread_.
@@ skipping 31 matching lines @@
   Orientation last_orientation_;
   base::WeakPtrFactory<ProviderImpl> weak_factory_;
 
   // Polling is done on this background thread.
   scoped_ptr<base::Thread> polling_thread_;
 };
 
 }  // namespace device_orientation
 
 #endif  // CONTENT_BROWSER_DEVICE_ORIENTATION_PROVIDER_IMPL_H_