LayoutTests/compositing/contents-opaque/visibility-hidden-expected.txt

(GraphicsLayer
  (anchor 0.00 0.00)
  (bounds 800.00 600.00)
  (children 1
    (GraphicsLayer
      (bounds 800.00 600.00)
      (contentsOpaque 1)
      (children 1
        (GraphicsLayer
          (position 8.00 20.00)
          (bounds 200.00 50.00)
          (contentsVisible 0)
        )
      )
    )
  )
)