ever since
    commit c760d61b
    Date:   Fri Jul 27 15:28:44 2018 +0200
    remove SdrGrafObj::IsSwappedOut

Change-Id: I68c98449b98a3ac5da3bf26917ad2a76226f470c
Reviewed-on: https://gerrit.libreoffice.org/58707
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>