LayoutTests/platform/mac/compositing/visible-rect/clipped-by-viewport-expected.txt

(GraphicsLayer
  (anchor 0.00 0.00)
  (bounds 800.00 600.00)
  (visible rect 0.00, 0.00 800.00 x 600.00)
  (coverage rect 0.00, 0.00 800.00 x 600.00)
  (intersects coverage rect 1)
  (contentsScale 1.00)
  (children 1
    (GraphicsLayer
      (bounds 800.00 600.00)
      (contentsOpaque 1)
      (visible rect 0.00, 0.00 800.00 x 600.00)
      (coverage rect 0.00, 0.00 800.00 x 600.00)
      (intersects coverage rect 1)
      (contentsScale 1.00)
      (children 2
        (GraphicsLayer
          (position -100.00 -120.00)
          (bounds 200.00 200.00)
          (contentsOpaque 1)
          (transform [1.00 0.00 0.00 0.00] [0.00 1.00 0.00 0.00] [0.00 0.00 1.00 0.00] [0.00 0.00 1.00 1.00])
          (visible rect 100.00, 120.00 100.00 x 80.00)
          (coverage rect 100.00, 120.00 800.00 x 600.00)
          (intersects coverage rect 1)
          (contentsScale 1.00)
        )
        (GraphicsLayer
          (position -100.00 200.00)
          (bounds 200.00 200.00)
          (contentsOpaque 1)
          (transform [1.00 0.00 0.00 0.00] [0.00 1.00 0.00 0.00] [0.00 0.00 1.00 0.00] [0.00 0.00 1.00 1.00])
          (visible rect 100.00, 0.00 100.00 x 200.00)
          (coverage rect 100.00, -200.00 800.00 x 600.00)
          (intersects coverage rect 1)
          (contentsScale 1.00)
        )
      )
    )
  )
)