Removing unnecessary override

src/Symfony/Component/Security/Guard/Token/PostAuthenticationGuardToken.php

@@ -50,18 +50,6 @@ class PostAuthenticationGuardToken extends AbstractToken implements GuardTokenIn
         parent::setAuthenticated(true);
     }
 
-    /**
-     * {@inheritdoc}
-     */
-    public function setAuthenticated($isAuthenticated)
-    {
-        if ($isAuthenticated) {
-            throw new \LogicException('Cannot set this token to trusted after instantiation.');
-        }
-
-        parent::setAuthenticated(false);
-    }
-
     /**
      * This is meant to be only an authenticated token, where credentials
      * have already been used and are thus cleared.