tubes-channel: only emit the DBusNamesChanged signal only if the mapping was effectively changed
tubes-channel: only emit the DBusNamesChanged signal only if the mapping was effectively changed


20070925160238-7fe3f-3202c6d3d9087585d82ebf75354f9062fa92a25c.gz

community-ssu/telepathy-gabble,Ziemin/telepathy-gabble,jku/telepathy-gabble,community-ssu/telepathy-gabble,Ziemin/telepathy-gabble,jku/telepathy-gabble,Ziemin/telepathy-gabble,mlundblad/telepathy-gabble,jku/telepathy-gabble,mlundblad/telepathy-gabble,mlundblad/telepathy-gabble,Ziemin/telepathy-gabble,community-ssu/telepathy-gabble,community-ssu/telepathy-gabble