replace OVERRIDE and FINAL with override and final in chrome/browser/[j-q]*

chrome/browser/prefs/tracked/pref_hash_store_impl.h

 // Copyright 2013 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_PREFS_TRACKED_PREF_HASH_STORE_IMPL_H_
 #define CHROME_BROWSER_PREFS_TRACKED_PREF_HASH_STORE_IMPL_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 34 matching lines @@
   // BeginTransaction() will ignore |storage| if this is provided.
   void set_legacy_hash_store_contents(
       scoped_ptr<HashStoreContents> legacy_hash_store_contents);
 
   // Clears the contents of this PrefHashStore. |IsInitialized()| will return
   // false after this call.
   void Reset();
 
   // PrefHashStore implementation.
   virtual scoped_ptr<PrefHashStoreTransaction> BeginTransaction(
-      scoped_ptr<HashStoreContents> storage) OVERRIDE;
+      scoped_ptr<HashStoreContents> storage) override;
 
  private:
   class PrefHashStoreTransactionImpl;
 
   const PrefHashCalculator pref_hash_calculator_;
   scoped_ptr<HashStoreContents> legacy_hash_store_contents_;
   bool use_super_mac_;
 
   DISALLOW_COPY_AND_ASSIGN(PrefHashStoreImpl);
 };
 
 #endif  // CHROME_BROWSER_PREFS_TRACKED_PREF_HASH_STORE_IMPL_H_