logical size and MapMode do not match real pixel size

(cherry picked from commit a2496537)

Conflicts:
	svtools/inc/svtools/grfmgr.hxx
	svtools/source/graphic/grfmgr.cxx
	svx/inc/svx/svdhdl.hxx
	svx/inc/svx/svdograf.hxx
	svx/source/svdraw/svdhdl.cxx

Change-Id: Icfb9091b55e50081e8daf697c9f00f5b5a10531a