don't apply the hw db to devices reported by libasound (i.e. virtual devices)
don't apply the hw db to devices reported by libasound (i.e. virtual devices)

svn path=/trunk/KDE/kdelibs/phonon/; revision=738468

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