Upgrade 1-11.38

vendor/symfony/form/RequestHandlerInterface.php

@@ -25,4 +25,13 @@ interface RequestHandlerInterface
      * @param mixed         $request The current request
      */
     public function handleRequest(FormInterface $form, $request = null);
+
+    /**
+     * Returns true if the given data is a file upload.
+     *
+     * @param mixed $data The form field data
+     *
+     * @return bool
+     */
+    public function isFileUpload($data);
 }