[RTCPeerConnection-iceGatheringState.html]
[connection with one data channel should eventually have connected connection state]
bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1278299
expected: FAIL
[renegotiation that closes all transports should result in ICE gathering state "new"]
bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1728353
expected: FAIL