[frame-removal.html]
  [detaching the iframe during the cancel event]
    expected: FAIL

  [detaching the iframe during the close event]
    expected: FAIL

  [detaching the iframe then calling destroy()]
    expected: FAIL

  [detaching the iframe then calling close()]
    expected: FAIL

  [detaching the iframe then constructing a CloseWatcher]
    expected: FAIL

  [detaching the iframe then calling requestClose()]
    expected: FAIL