[script-transform-generateKeyFrame.https.html]
  expected:
    if (os == "linux") and not debug: [OK, CRASH]
    if os == "android": [OK, TIMEOUT]
  [generateKeyFrame rejects with a null track]
    expected:
      if (processor == "x86") and (os == "linux"): [PASS, TIMEOUT, NOTRUN]

  [generateKeyFrame(null) resolves for video sender, and throws for video receiver]
    expected:
      if (processor == "x86") and (os == "linux"): [PASS, FAIL]

  [generateKeyFrame throws NotAllowedError for invalid rid]
    expected:
      if (processor == "x86") and (os == "linux"): [PASS, FAIL]

  [generateKeyFrame rejects when the sender is stopped, even without negotiation]
    expected:
      if (processor == "x86") and (os == "linux"): [PASS, FAIL, TIMEOUT]