[MediaStreamTrack-structured-clone.https.html]
  [Transferring a MediaStreamTrack within the same realm yields a live track and detaches the original]
    expected: FAIL

  [A failed serialization leaves the track transferable]
    expected: FAIL

  [Transferring a detached track throws]
    expected: FAIL

  [A track in the transfer list is detached even if the value does not reference it]
    expected: FAIL