as preparation to have drawinglayer module
independent from vcl in the future
Change-Id: Iaa01370f27b51cba5114a54f37d1ec73d0719918
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/92048
Tested-by: Jenkins
Reviewed-by: Armin Le Grand <Armin.Le.Grand@me.com>
