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

chrome/browser/ui/auto_login_infobar_delegate.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_UI_AUTO_LOGIN_INFOBAR_DELEGATE_H_
 #define CHROME_BROWSER_UI_AUTO_LOGIN_INFOBAR_DELEGATE_H_
 
 #include <string>
 #include "components/auto_login_parser/auto_login_parser.h"
 #include "components/infobars/core/confirm_infobar_delegate.h"
@@ skipping 32 matching lines @@
     SHOWN,       // The infobar was shown to the user.
     ACCEPTED,    // The user pressed the accept button.
     REJECTED,    // The user pressed the reject button.
     DISMISSED,   // The user pressed the close button.
     IGNORED,     // The user ignored the infobar.
     LEARN_MORE,  // The user clicked on the learn more link.
     HISTOGRAM_BOUNDING_VALUE
   };
 
   AutoLoginInfoBarDelegate(const Params& params, Profile* profile);
-  virtual ~AutoLoginInfoBarDelegate();
+  ~AutoLoginInfoBarDelegate() override;
 
   void RecordHistogramAction(Actions action);
 
  private:
   // ConfirmInfoBarDelegate:
-  virtual void InfoBarDismissed() override;
-  virtual int GetIconID() const override;
-  virtual Type GetInfoBarType() const override;
-  virtual AutoLoginInfoBarDelegate* AsAutoLoginInfoBarDelegate() override;
-  virtual base::string16 GetMessageText() const override;
-  virtual base::string16 GetButtonLabel(InfoBarButton button) const override;
-  virtual bool Accept() override;
-  virtual bool Cancel() override;
+  void InfoBarDismissed() override;
+  int GetIconID() const override;
+  Type GetInfoBarType() const override;
+  AutoLoginInfoBarDelegate* AsAutoLoginInfoBarDelegate() override;
+  base::string16 GetMessageText() const override;
+  base::string16 GetButtonLabel(InfoBarButton button) const override;
+  bool Accept() override;
+  bool Cancel() override;
 
   // SigninManagerBase::Observer:
-  virtual void GoogleSignedOut(const std::string& account_id,
-                               const std::string& username) override;
+  void GoogleSignedOut(const std::string& account_id,
+                       const std::string& username) override;
 
   const Params params_;
 
   Profile* profile_;
 
   // Whether any UI controls in the infobar were pressed or not.
   bool button_pressed_;
 
   DISALLOW_COPY_AND_ASSIGN(AutoLoginInfoBarDelegate);
 };
 
 #endif  // CHROME_BROWSER_UI_AUTO_LOGIN_INFOBAR_DELEGATE_H_