fix newly added OVERRIDE in profile_impl_io_data.h

chrome/browser/profiles/profile_impl_io_data.h

 // Copyright (c) 2012 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_PROFILES_PROFILE_IMPL_IO_DATA_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_IMPL_IO_DATA_H_
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/containers/hash_tables.h"
@@ skipping 131 matching lines @@
         isolated_media_request_context_getter_map_;
     ProfileImplIOData* const io_data_;
 
     Profile* const profile_;
 
     mutable bool initialized_;
 
     DISALLOW_COPY_AND_ASSIGN(Handle);
   };
 
-  virtual bool IsDataReductionProxyEnabled() const OVERRIDE;
+  virtual bool IsDataReductionProxyEnabled() const override;
 
   BooleanPrefMember* data_reduction_proxy_enabled() const {
     return &data_reduction_proxy_enabled_;
   }
 
  private:
   friend class base::RefCountedThreadSafe<ProfileImplIOData>;
 
   struct LazyParams {
     LazyParams();
@@ skipping 82 matching lines @@
 
   // Parameters needed for isolated apps.
   base::FilePath profile_path_;
   int app_cache_max_size_;
   int app_media_cache_max_size_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileImplIOData);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_IMPL_IO_DATA_H_