[RTCDTMFSender-ontonechange.https.html]
  disabled: if debug and stylo and not e10s and (os == "win") and (version == "6.1.7601") and (processor == "x86") and (bits == 32):
  [insertDTMF() with default duration and intertoneGap should fire tonechange events at the expected time]
    expected: FAIL

  [insertDTMF() with explicit duration and intertoneGap should fire tonechange events at the expected time]
    expected: FAIL

  [insertDTMF() with transceiver stopped in the middle should stop future tonechange events from firing]
    expected: FAIL

  [Calling insertDTMF() in the middle of tonechange events should cause future tonechanges to be updated to new tones]
    expected: FAIL

  [Calling insertDTMF() multiple times in the middle of tonechange events should cause future tonechanges to be updated the last provided tones]
    expected: FAIL

  [Setting transceiver.currentDirection to recvonly in the middle of tonechange events should stop future tonechange events from firing]
    expected: FAIL