[mediasource-preload.html]
  type: testharness
  expected: TIMEOUT
  [sourceopen occurs with element preload=none]
    expected: TIMEOUT

  [error occurs with bogus blob URL (revoked MediaSource object URL) and element preload=none]
    expected: TIMEOUT

  [error occurs with bogus blob URL (corrupted MediaSource object URL) and element preload=none]
    expected: TIMEOUT

