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

chrome/browser/chromeos/login/existing_user_controller.h

Index: chrome/browser/chromeos/login/existing_user_controller.h
diff --git a/chrome/browser/chromeos/login/existing_user_controller.h b/chrome/browser/chromeos/login/existing_user_controller.h
index 7815141b9719843440ab3833acafa6e045cf24d7..6db874699bef496458634fc55ab2406dfe8b8642 100644
--- a/chrome/browser/chromeos/login/existing_user_controller.h
+++ b/chrome/browser/chromeos/login/existing_user_controller.h
@@ -55,7 +55,7 @@ class ExistingUserController : public LoginDisplay::Delegate,
  public:
   // All UI initialization is deferred till Init() call.
   explicit ExistingUserController(LoginDisplayHost* host);
-  virtual ~ExistingUserController();
+  ~ExistingUserController() override;
 
   // Returns the current existing user controller if it has been created.
   static ExistingUserController* current_controller() {
@@ -72,29 +72,29 @@ class ExistingUserController : public LoginDisplay::Delegate,
   void StopPublicSessionAutoLoginTimer();
 
   // LoginDisplay::Delegate: implementation
-  virtual void CancelPasswordChangedFlow() override;
-  virtual void CreateAccount() override;
-  virtual void CompleteLogin(const UserContext& user_context) override;
-  virtual base::string16 GetConnectedNetworkName() override;
-  virtual bool IsSigninInProgress() const override;
-  virtual void Login(const UserContext& user_context,
-                     const SigninSpecifics& specifics) override;
-  virtual void MigrateUserData(const std::string& old_password) override;
-  virtual void OnSigninScreenReady() override;
-  virtual void OnStartEnterpriseEnrollment() override;
-  virtual void OnStartEnableDebuggingScreen() override;
-  virtual void OnStartKioskEnableScreen() override;
-  virtual void OnStartKioskAutolaunchScreen() override;
-  virtual void ResetPublicSessionAutoLoginTimer() override;
-  virtual void ResyncUserData() override;
-  virtual void SetDisplayEmail(const std::string& email) override;
-  virtual void ShowWrongHWIDScreen() override;
-  virtual void Signout() override;
+  void CancelPasswordChangedFlow() override;
+  void CreateAccount() override;
+  void CompleteLogin(const UserContext& user_context) override;
+  base::string16 GetConnectedNetworkName() override;
+  bool IsSigninInProgress() const override;
+  void Login(const UserContext& user_context,
+             const SigninSpecifics& specifics) override;
+  void MigrateUserData(const std::string& old_password) override;
+  void OnSigninScreenReady() override;
+  void OnStartEnterpriseEnrollment() override;
+  void OnStartEnableDebuggingScreen() override;
+  void OnStartKioskEnableScreen() override;
+  void OnStartKioskAutolaunchScreen() override;
+  void ResetPublicSessionAutoLoginTimer() override;
+  void ResyncUserData() override;
+  void SetDisplayEmail(const std::string& email) override;
+  void ShowWrongHWIDScreen() override;
+  void Signout() override;
 
   // content::NotificationObserver implementation.
-  virtual void Observe(int type,
-                       const content::NotificationSource& source,
-                       const content::NotificationDetails& details) override;
+  void Observe(int type,
+               const content::NotificationSource& source,
+               const content::NotificationDetails& details) override;
 
   // Set a delegate that we will pass AuthStatusConsumer events to.
   // Used for testing.
@@ -138,18 +138,16 @@ class ExistingUserController : public LoginDisplay::Delegate,
   void OnPublicSessionAutoLoginTimerFire();
 
   // LoginPerformer::Delegate implementation:
-  virtual void OnAuthFailure(const AuthFailure& error) override;
-  virtual void OnAuthSuccess(const UserContext& user_context) override;
-  virtual void OnOffTheRecordAuthSuccess() override;
-  virtual void OnPasswordChangeDetected() override;
-  virtual void WhiteListCheckFailed(const std::string& email) override;
-  virtual void PolicyLoadFailed() override;
-  virtual void OnOnlineChecked(
-      const std::string& username, bool success) override;
+  void OnAuthFailure(const AuthFailure& error) override;
+  void OnAuthSuccess(const UserContext& user_context) override;
+  void OnOffTheRecordAuthSuccess() override;
+  void OnPasswordChangeDetected() override;
+  void WhiteListCheckFailed(const std::string& email) override;
+  void PolicyLoadFailed() override;
+  void OnOnlineChecked(const std::string& username, bool success) override;
 
   // LoginUtils::Delegate implementation:
-  virtual void OnProfilePrepared(Profile* profile,
-                                 bool browser_launched) override;
+  void OnProfilePrepared(Profile* profile, bool browser_launched) override;
 
   // Called when device settings change.
   void DeviceSettingsChanged();