replace OVERRIDE and FINAL with override and final in sync/

sync/test/mock_invalidation.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 SYNC_TEST_MOCK_INVALIDATION_H_
 #define SYNC_TEST_MOCK_INVALIDATION_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "sync/internal_api/public/base/invalidation_interface.h"
 
 namespace syncer {
 
 // An InvalidationInterface used by sync for testing.
 // It does not support any form of acknowledgements.
 class MockInvalidation : public InvalidationInterface {
  public:
   // Helpers to build new MockInvalidations.
   static scoped_ptr<MockInvalidation> BuildUnknownVersion();
   static scoped_ptr<MockInvalidation> Build(int64 version,
                                             const std::string& payload);
 
   virtual ~MockInvalidation();
 
   // Implementation of InvalidationInterface.
-  virtual bool IsUnknownVersion() const OVERRIDE;
-  virtual const std::string& GetPayload() const OVERRIDE;
-  virtual int64 GetVersion() const OVERRIDE;
-  virtual void Acknowledge() OVERRIDE;
-  virtual void Drop() OVERRIDE;
+  virtual bool IsUnknownVersion() const override;
+  virtual const std::string& GetPayload() const override;
+  virtual int64 GetVersion() const override;
+  virtual void Acknowledge() override;
+  virtual void Drop() override;
 
  protected:
   MockInvalidation(bool is_unknown_version,
                    int64 version,
                    const std::string& payload);
 
   // Whether or not this is an 'unknown version' invalidation.
   const bool is_unknown_version_;
 
   // The version of this invalidation.  Valid only if !is_unknown_version_.
   const int64 version_;
 
   // The payload of this invalidation.  Valid only if !is_unknown_version_.
   const std::string payload_;
 };
 
 }  // namespace syncer
 
 #endif  // SYNC_TEST_MOCK_INVALIDATION_H_