Remove the useless get_filename_component() - the result isn't used anywhere and it just doesn't work either.
Remove the useless get_filename_component() - the result isn't used anywhere
and it just doesn't work either.

KDE/phonon-waveout,KDE/phonon-xine,KDE/phonon-gstreamer,KDE/phonon-gstreamer,KDE/phonon-directshow,KDE/phonon-mmf,KDE/phonon-xine,KDE/phonon-quicktime,KDE/phonon-xine,shadeslayer/phonon-gstreamer,shadeslayer/phonon-gstreamer,shadeslayer/phonon-gstreamer,KDE/phonon-directshow