[idlharness.window.html]
  expected:
    if (os == "android") and fission: [OK, TIMEOUT]
  [SourceBuffer interface: sourceBuffer must inherit property "textTracks" with the proper type]
    expected: FAIL

  [SourceBuffer interface: attribute videoTracks]
    expected: FAIL

  [SourceBuffer interface: attribute textTracks]
    expected: FAIL

  [SourceBuffer interface: attribute audioTracks]
    expected: FAIL

  [SourceBuffer interface: sourceBuffer must inherit property "audioTracks" with the proper type]
    expected: FAIL

  [SourceBuffer interface: sourceBuffer must inherit property "videoTracks" with the proper type]
    expected: FAIL

  [VideoTrack interface: attribute sourceBuffer]
    expected: FAIL

  [TextTrack interface: attribute sourceBuffer]
    expected: FAIL

  [AudioTrack interface: attribute sourceBuffer]
    expected: FAIL

  [Partial interface AudioTrack: valid exposure set]
    expected: FAIL

  [Partial interface VideoTrack: valid exposure set]
    expected: FAIL

  [Partial interface TextTrack: valid exposure set]
    expected: FAIL

  [MediaSource interface: attribute canConstructInDedicatedWorker]
    expected: FAIL

  [MediaSourceHandle interface: existence and properties of interface object]
    expected: FAIL

  [MediaSourceHandle interface object length]
    expected: FAIL

  [MediaSourceHandle interface object name]
    expected: FAIL

  [MediaSourceHandle interface: existence and properties of interface prototype object]
    expected: FAIL

  [MediaSourceHandle interface: existence and properties of interface prototype object's "constructor" property]
    expected: FAIL

  [MediaSourceHandle interface: existence and properties of interface prototype object's @@unscopables property]
    expected: FAIL