[targeting.html]
  expected: TIMEOUT
  [Correct targeting inside shadow tree (inline handler).]
    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1404842

  [Correct targeting inside shadow tree (style).]
    disabled: https://bugzilla.mozilla.org/show_bug.cgi?id=1404842

  [Elements created in this document, but pushed into a same-origin frame trigger on that frame's document, not on this frame's document.]
    expected: TIMEOUT