Merge branch '4.4'

* 4.4:
  Add versionadded directive. refs #12525
  Documented $response->getInfo('canceled')

Author: OskarStark

components/http_client.rst

@@ -405,6 +405,13 @@ Or throw an exception from a progress callback::
 The exception will be wrapped in an instance of ``TransportExceptionInterface``
 and will abort the request.
 
+In case the response was canceled using ``$response->cancel()``,
+``$response->getInfo('canceled')`` will return ``true``.
+
+.. versionadded:: 4.4
+
+    The possibility to get information about canceled or not was introduced in Symfony 4.4.
+
 Handling Exceptions
 ~~~~~~~~~~~~~~~~~~~