[rtp-stats-creation.html]
  expected:
    if (os == "win") and debug and not swgl: [OK, TIMEOUT]
    if (os == "mac") and debug: [OK, TIMEOUT]
    if (os == "mac") and not debug: [OK, TIMEOUT]
  [No RTCInboundRtpStreamStats exist until packets have been received]
    expected:
      if (os == "win") and debug and not swgl: [PASS, TIMEOUT]
      if (os == "mac") and debug: [PASS, TIMEOUT]

  [RTCAudioPlayoutStats should be present]
    expected:
      if (os == "mac") and not debug: [FAIL, TIMEOUT]
      FAIL

  [No RTCOutboundRtpStreamStats exist until packets have been sent]
    expected:
      if (os == "mac") and not debug: [PASS, FAIL]