Update choice_loader.rst.inc

Author: issamkhadiri1989

reference/forms/types/options/choice_loader.rst.inc

@@ -34,17 +34,17 @@ better performance::
 
     use App\Form\ChoiceList\CustomChoiceLoader;
     use App\StaticClass;
-    use Symfony\Component\Form\AbstractTypeExtension;
+    use Symfony\Component\Form\AbstractType;
     use Symfony\Component\Form\ChoiceList\ChoiceList;
     use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
     use Symfony\Component\OptionsResolver\Options;
     use Symfony\Component\OptionsResolver\OptionsResolver;
 
-    class ConstantsType extends AbstractTypeExtension
+    class ConstantsType extends AbstractType
     {
-        public static function getExtendedTypes(): iterable
+        public function getParent(): string
         {
-            return [ChoiceType::class];
+            return ChoiceType::class;
         }
 
         public function configureOptions(OptionsResolver $resolver)