forwardport: two more adaptor accesses where adaptor might be 0
forwardport: two more adaptor accesses where adaptor might be 0

svn path=/trunk/kdesupport/phonon/; revision=924855

sandsmark/phonon-visualization-gsoc,sandsmark/phonon-visualization-gsoc,sandsmark/phonon-visualization-gsoc,sandsmark/phonon-visualization-gsoc