Modify get_call_remote_transports_dbus to reflect what Gabble actually returns.
Modify get_call_remote_transports_dbus to reflect what Gabble actually returns.

At least for Google P2P transports.

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