Debian packages on transit

Virtual package phonon4qt5-backend is provided by:

dpkg-query: no packages found matching phonon4qt5-backend-null
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
||/ Name                         Version    Architecture
+++-============================-==========-====================================   
un  phonon4qt5-backend-gstreamer <none>     <none>       (no description available)
ii  phonon4qt5-backend-vlc:amd64 0.11.3-1   amd64        Phonon4Qt5 VLC backend

2 packages