Add missing comment

janek109 · xabbuh · commit 7ab8f5100d32 · 2017-08-29T09:08:04.000+02:00
diff --git a/forms.rst b/forms.rst
@@ -659,6 +659,7 @@ the choice is ultimately up to you.
     good idea to explicitly specify the ``data_class`` option by adding the
     following to your form type class::
 
+        // src/AppBundle/Form/TaskType.php
         use AppBundle\Entity\Task;
         use Symfony\Component\OptionsResolver\OptionsResolver;
 
