Standardize usage of virtual/override/final specifiers.

components/ownership/mock_owner_key_util.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 COMPONENTS_OWNERSHIP_MOCK_OWNER_KEY_UTIL_H_
 #define COMPONENTS_OWNERSHIP_MOCK_OWNER_KEY_UTIL_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "components/ownership/owner_key_util.h"
 #include "components/ownership/ownership_export.h"
 
 namespace ownership {
 
 // Implementation of OwnerKeyUtil which should be used only for
 // testing.
 class OWNERSHIP_EXPORT MockOwnerKeyUtil : public OwnerKeyUtil {
  public:
   MockOwnerKeyUtil();
 
   // OwnerKeyUtil implementation:
   bool ImportPublicKey(std::vector<uint8>* output) override;
 #if defined(USE_NSS)
-  virtual crypto::RSAPrivateKey* FindPrivateKeyInSlot(
-      const std::vector<uint8>& key,
-      PK11SlotInfo* slot) override;
+  crypto::RSAPrivateKey* FindPrivateKeyInSlot(const std::vector<uint8>& key,
+                                              PK11SlotInfo* slot) override;
 #endif  // defined(USE_NSS)
   bool IsPublicKeyPresent() override;
 
   // Clears the public and private keys.
   void Clear();
 
   // Configures the mock to return the given public key.
   void SetPublicKey(const std::vector<uint8>& key);
 
   // Sets the public key to use from the given private key, but doesn't
   // configure the private key.
   void SetPublicKeyFromPrivateKey(const crypto::RSAPrivateKey& key);
 
   // Sets the private key (also configures the public key).
   void SetPrivateKey(scoped_ptr<crypto::RSAPrivateKey> key);
 
  private:
   ~MockOwnerKeyUtil() override;
 
   std::vector<uint8> public_key_;
   scoped_ptr<crypto::RSAPrivateKey> private_key_;
 
   DISALLOW_COPY_AND_ASSIGN(MockOwnerKeyUtil);
 };
 
 }  // namespace ownership
 
 #endif  // COMPONENTS_OWNERSHIP_MOCK_OWNER_KEY_UTIL_H_