Replace OVERRIDE with its C++11 counterpart in components/password_manager/

components/password_manager/core/browser/password_manager.h

Index: components/password_manager/core/browser/password_manager.h
diff --git a/components/password_manager/core/browser/password_manager.h b/components/password_manager/core/browser/password_manager.h
index 3ea34e8b51e3eb1e4ac317a6a35c31dd0be0acc8..88e6b671d4e5a52d1611d5da3a277aebbaf3032d 100644
--- a/components/password_manager/core/browser/password_manager.h
+++ b/components/password_manager/core/browser/password_manager.h
@@ -74,8 +74,8 @@ class PasswordManager : public LoginModel {
                         bool wait_for_username) const;
 
   // LoginModel implementation.
-  virtual void AddObserver(LoginModelObserver* observer) OVERRIDE;
-  virtual void RemoveObserver(LoginModelObserver* observer) OVERRIDE;
+  virtual void AddObserver(LoginModelObserver* observer) override;
+  virtual void RemoveObserver(LoginModelObserver* observer) override;
 
   // Mark this form as having a generated password.
   void SetFormHasGeneratedPassword(const autofill::PasswordForm& form);