When we dequeue an event in XCheckTypedEvent or XCheckTypedWindowEvent,
make sure to store the corresponding cookie too.
Signed-off-by: Philipp Reh <sefi@s-e-f-i.de>
Reviewed-by: Daniel Stone <daniel@fooishbar.org>
Backported-to-NX-by: Ulrich Sibiller <uli42@gmx.de>