[idlharness.html]
  [Media Session IDL tests]
    expected: FAIL

  [Navigator interface: attribute mediaSession]
    expected: FAIL

  [Navigator interface: navigator must inherit property "mediaSession" with the proper type]
    expected: FAIL

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

  [MediaSession interface object length]
    expected: FAIL

  [MediaSession interface object name]
    expected: FAIL

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

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

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

  [MediaSession interface: attribute metadata]
    expected: FAIL

  [MediaSession interface: attribute playbackState]
    expected: FAIL

  [MediaSession interface: operation setActionHandler(MediaSessionAction, MediaSessionActionHandler)]
    expected: FAIL

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

  [MediaMetadata interface object length]
    expected: FAIL

  [MediaMetadata interface object name]
    expected: FAIL

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

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

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

  [MediaMetadata interface: attribute title]
    expected: FAIL

  [MediaMetadata interface: attribute artist]
    expected: FAIL

  [MediaMetadata interface: attribute album]
    expected: FAIL

  [MediaMetadata interface: attribute artwork]
    expected: FAIL

  [MediaMetadata must be primary interface of new MediaMetadata()]
    expected: FAIL

  [Stringification of new MediaMetadata()]
    expected: FAIL

  [MediaMetadata interface: new MediaMetadata() must inherit property "title" with the proper type]
    expected: FAIL

  [MediaMetadata interface: new MediaMetadata() must inherit property "artist" with the proper type]
    expected: FAIL

  [MediaMetadata interface: new MediaMetadata() must inherit property "album" with the proper type]
    expected: FAIL

  [MediaMetadata interface: new MediaMetadata() must inherit property "artwork" with the proper type]
    expected: FAIL

