Revert the type declaration for Role, because users might do duck typing.

DQNEO · DQNEO · commit 66adc9f1c881 · 2018-04-21T20:42:13.000+09:00
diff --git a/src/Symfony/Component/Security/Core/Authorization/Voter/ExpressionVoter.php b/src/Symfony/Component/Security/Core/Authorization/Voter/ExpressionVoter.php
@@ -14,7 +14,6 @@
 use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
 use Symfony\Component\Security\Core\Authentication\AuthenticationTrustResolverInterface;
 use Symfony\Component\Security\Core\Authorization\ExpressionLanguage;
-use Symfony\Component\Security\Core\Role\Role;
 use Symfony\Component\Security\Core\Role\RoleHierarchyInterface;
 use Symfony\Component\ExpressionLanguage\ExpressionFunctionProviderInterface;
 use Symfony\Component\ExpressionLanguage\Expression;
@@ -86,7 +85,7 @@ private function getVariables(TokenInterface $token, $subject)
             'user' => $token->getUser(),
             'object' => $subject,
             'subject' => $subject,
-            'roles' => array_map(function (Role $role) { return $role->getRole(); }, $roles),
+            'roles' => array_map(function ($role) { return $role->getRole(); }, $roles),
             'trust_resolver' => $this->trustResolver,
         );
 
