FormInterface::submit no longer accepts a Request object

Author: Luis Pabon

Form/Handler/AuthorizeFormHandler.php

@@ -55,7 +55,7 @@ public function process()
         ));
 
         if ('POST' === $this->request->getMethod()) {
-            $this->form->submit($this->request);
+            $this->form->handleRequest($this->request);
             if ($this->form->isValid()) {
                 $this->onSuccess();