Correct Call channel refcounting
Correct Call channel refcounting

The Call channel will get unreffed by the destroy function that's given
to empathy_tp_contact_factory_get_from_id. So don't unref it in the
callback explicitely

GNOME/telepathy-account-widgets,Distrotech/telepathy-account-widgets,GNOME/telepathy-account-widgets,Distrotech/telepathy-account-widgets,GNOME/telepathy-account-widgets