Fails with commit 4ad249af (tdf#105093
sd PDF export: handle embedded videos, 2017-01-04) reverted.

Change-Id: I413ec9a5da3c0783541dcd28fb9a62dd896f955b
Reviewed-on: https://gerrit.libreoffice.org/34681Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Jenkins <ci@libreoffice.org>