default services conflit ?

old.vendor/symfony/http-kernel/Event/ResponseEvent.php

@@ -0,0 +1,27 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Event;
+
+/**
+ * Allows to filter a Response object.
+ *
+ * You can call getResponse() to retrieve the current response. With
+ * setResponse() you can set a new response that will be returned to the
+ * browser.
+ *
+ * @author Bernhard Schussek <bschussek@gmail.com>
+ *
+ * @final since Symfony 4.4
+ */
+class ResponseEvent extends FilterResponseEvent
+{
+}