LayoutTests/compositing/columns/composited-nested-columns-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 8.00)
          (anchor 0.50 0.25)
          (bounds 784.00 832.00)
          (drawsContent 1)
          (children 1
            (GraphicsLayer
              (position 610.00 305.00)
              (bounds 100.00 100.00)
              (contentsOpaque 1)
            )
          )
        )
      )
    )
  )
)