LayoutTests/compositing/columns/composited-columns-expected.txt

(GraphicsLayer
  (bounds 785.00 889.00)
  (children 1
    (GraphicsLayer
      (bounds 785.00 889.00)
      (contentsOpaque 1)
      (children 1
        (GraphicsLayer
          (position 8.00 8.00)
          (bounds 769.00 840.00)
          (drawsContent 1)
          (children 1
            (GraphicsLayer
              (position 10.00 730.00)
              (bounds 100.00 100.00)
              (contentsOpaque 1)
            )
          )
        )
      )
    )
  )
)