[abspos-dialog-layout.html]
  [showModal() should center in the viewport]
    expected: FAIL

  [The dialog is a positioned element, so the top and bottom should not have style auto.]
    expected: FAIL

  [Dialog should be recentered if showModal() is called after close()]
    expected: FAIL

  [Dialog should not recenter on relayout.]
    expected: FAIL

  [A tall dialog should be positioned at the top of the viewport.]
    expected: FAIL

  [The dialog should be centered regardless of the presence of a horizontal scrollbar.]
    expected: FAIL

  [Centering should work when dialog is inside positioned containers.]
    expected: FAIL

  [A centered dialog's position should survive becoming display:none temporarily.]
    expected: FAIL

  [Dialog should lose centering when removed from the document.]
    expected: FAIL

  [Dialog's specified position should survive after close() and showModal().]
    expected: FAIL

  [Dialog should be recentered if showModal() is called after removing 'open'.]
    expected: FAIL

  [Dialog should not be centered if showModal() was called when an ancestor had display 'none'.]
    expected: FAIL

  [A dialog with specified 'top' should be positioned as usual]
    expected: FAIL

  [A dialog with specified 'bottom' should be positioned as usual]
    expected: FAIL