webrtcbin: Do not emit 'negotiation-needed' when we do not have any tranceiver set
This implies that we do not have any sinkpad as requesting a sinkpad leads to creating and tracking a tranceiver
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
This implies that we do not have any sinkpad as requesting a sinkpad leads to creating and tracking a tranceiver