to work in all situations

(cherry picked from commit a440c753)

Conflicts:
	include/svx/sdr/overlay/overlaybitmapex.hxx
	svx/source/svdraw/svddrgm1.hxx
	svx/source/svdraw/svddrgmt.cxx
	svx/source/svdraw/svdmrkv.cxx
	svx/source/svdraw/svdograf.cxx

Change-Id: I33601a429657965fcc9b18da85aa5ffabad65983