[SpeechRecognition-availableOnDevice.https.html]
  [SpeechRecognition.availableOnDevice rejects in a detached context.]
    expected: FAIL

  [SpeechRecognition.availableOnDevice resolves with a string value.]
    expected: FAIL

  [SpeechRecognition.availableOnDevice resolves to 'unavailable' if 'on-device-speech-recognition' Permission Policy is 'none'.]
    expected: FAIL

  [SpeechRecognition.availableOnDevice should resolve to 'unavailable' in a cross-origin iframe.]
    expected: FAIL