LayoutTests/platform/mac/compositing/contents-opaque/control-layer-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
          (offsetFromRenderer width=-5 height=-4)
          (position 5.00 6.00)
          (anchor 0.51 0.46)
          (bounds 126.00 28.00)
          (drawsContent 1)
        )
      )
    )
  )
)