[Security] Readd deprecated methods to the interfaces

Author: wouterj

Authentication/RememberMe/PersistentTokenInterface.php

@@ -48,4 +48,11 @@ public function getTokenValue();
      * @return \DateTime
      */
     public function getLastUsed();
+
+    /**
+     * @return string
+     *
+     * @deprecated since Symfony 5.3, use getUserIdentifier() instead
+     */
+    public function getUsername();
 }

Authentication/Token/TokenInterface.php

@@ -130,4 +130,11 @@ public function __serialize(): array;
      * Restores the object state from an array given by __serialize().
      */
     public function __unserialize(array $data): void;
+
+    /**
+     * @return string
+     *
+     * @deprecated since Symfony 5.3, use getUserIdentifier() instead
+     */
+    public function getUsername();
 }

User/UserInterface.php

@@ -78,4 +78,11 @@ public function getSalt();
      * the plain-text password is stored on this object.
      */
     public function eraseCredentials();
+
+    /**
+     * @return string
+     *
+     * @deprecated since Symfony 5.3, use getUserIdentifier() instead
+     */
+    public function getUsername();
 }

User/UserProviderInterface.php

@@ -57,4 +57,13 @@ public function refreshUser(UserInterface $user);
      * @return bool
      */
     public function supportsClass(string $class);
+
+    /**
+     * @return UserInterface
+     *
+     * @throws UserNotFoundException
+     *
+     * @deprecated since Symfony 5.3, use loadUserByIdentifier() instead
+     */
+    public function loadUserByUsername(string $username);
 }