replace OVERRIDE and FINAL with override and final in chrome/browser/chromeos/

chrome/browser/chromeos/login/signin/merge_session_throttle.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 CHROME_BROWSER_CHROMEOS_LOGIN_SIGNIN_MERGE_SESSION_THROTTLE_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_SIGNIN_MERGE_SESSION_THROTTLE_H_
 
 #include <set>
 
 #include "base/atomic_ref_count.h"
@@ skipping 22 matching lines @@
  public:
   // Passed a boolean indicating whether or not it is OK to proceed with the
   // page load.
   typedef base::Closure CompletionCallback;
 
   explicit MergeSessionThrottle(net::URLRequest* request,
                                 content::ResourceType resource_type);
   virtual ~MergeSessionThrottle();
 
   // content::ResourceThrottle implementation:
-  virtual void WillStartRequest(bool* defer) OVERRIDE;
-  virtual const char* GetNameForLogging() const OVERRIDE;
+  virtual void WillStartRequest(bool* defer) override;
+  virtual const char* GetNameForLogging() const override;
 
   // Checks if session is already merged.
   static bool AreAllSessionMergedAlready();
 
  private:
 
   // MergeSessionLoadPage callback.
   void OnBlockingPageComplete();
 
   // Erase the state associated with a deferred load request.
@@ skipping 32 matching lines @@
   // encountered profiles. This is used to determine if a throttle should
   // even be even added to new requests. Value of 0 (initial) means that we
   // probably have some profiles to restore, while 1 means that all known
   // profiles are restored.
   static base::AtomicRefCount all_profiles_restored_;
 
   DISALLOW_COPY_AND_ASSIGN(MergeSessionThrottle);
 };
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SIGNIN_MERGE_SESSION_THROTTLE_H_