Update {virtual,override,final} to follow C++11 style in chromeos.

chromeos/login/auth/fake_extended_authenticator.h

Index: chromeos/login/auth/fake_extended_authenticator.h
diff --git a/chromeos/login/auth/fake_extended_authenticator.h b/chromeos/login/auth/fake_extended_authenticator.h
index 54b0319f4bf7af1be2eb7a161251dd2aa493576e..96dc4f497c36b4bb94d773aa5b967ea80bb57880 100644
--- a/chromeos/login/auth/fake_extended_authenticator.h
+++ b/chromeos/login/auth/fake_extended_authenticator.h
@@ -22,32 +22,30 @@ class CHROMEOS_EXPORT FakeExtendedAuthenticator : public ExtendedAuthenticator {
                             const UserContext& expected_user_context);
 
   // ExtendedAuthenticator:
-  virtual void SetConsumer(AuthStatusConsumer* consumer) override;
-  virtual void AuthenticateToMount(
-      const UserContext& context,
-      const ResultCallback& success_callback) override;
-  virtual void AuthenticateToCheck(
-      const UserContext& context,
-      const base::Closure& success_callback) override;
-  virtual void CreateMount(const std::string& user_id,
-                           const std::vector<cryptohome::KeyDefinition>& keys,
+  void SetConsumer(AuthStatusConsumer* consumer) override;
+  void AuthenticateToMount(const UserContext& context,
                            const ResultCallback& success_callback) override;
-  virtual void AddKey(const UserContext& context,
-                      const cryptohome::KeyDefinition& key,
-                      bool replace_existing,
-                      const base::Closure& success_callback) override;
-  virtual void UpdateKeyAuthorized(
-      const UserContext& context,
-      const cryptohome::KeyDefinition& key,
-      const std::string& signature,
-      const base::Closure& success_callback) override;
-  virtual void RemoveKey(const UserContext& context,
-                         const std::string& key_to_remove,
-                         const base::Closure& success_callback) override;
-  virtual void TransformKeyIfNeeded(const UserContext& user_context,
-                                    const ContextCallback& callback) override;
+  void AuthenticateToCheck(const UserContext& context,
+                           const base::Closure& success_callback) override;
+  void CreateMount(const std::string& user_id,
+                   const std::vector<cryptohome::KeyDefinition>& keys,
+                   const ResultCallback& success_callback) override;
+  void AddKey(const UserContext& context,
+              const cryptohome::KeyDefinition& key,
+              bool replace_existing,
+              const base::Closure& success_callback) override;
+  void UpdateKeyAuthorized(const UserContext& context,
+                           const cryptohome::KeyDefinition& key,
+                           const std::string& signature,
+                           const base::Closure& success_callback) override;
+  void RemoveKey(const UserContext& context,
+                 const std::string& key_to_remove,
+                 const base::Closure& success_callback) override;
+  void TransformKeyIfNeeded(const UserContext& user_context,
+                            const ContextCallback& callback) override;
+
  private:
-  virtual ~FakeExtendedAuthenticator();
+  ~FakeExtendedAuthenticator() override;
 
   void OnAuthSuccess(const UserContext& context);
   void OnAuthFailure(AuthState state, const AuthFailure& error);