Attached is test case broken out from discussion DCHECK-focused on  http://crbug.com/683774 .

See hack patch we put together

https://codereview.chromium.org/2650903002

which breaks a small set of scrolled compositing layout tests as:

  compositing/culling/scrolled-within-boxshadow.html [ Failure ]
  compositing/iframes/composited-iframe-scroll.html [ Failure ]
  compositing/iframes/iframe-in-composited-layer.html [ Failure ]
  compositing/overflow/clip-content-under-overflow-controls.html [ Failure ]
  compositing/overflow/do-not-paint-outline-into-composited-scrolling-contents.html [ Failure ]
  compositing/overflow/overflow-scroll.html [ Failure ]
  fast/layers/scroll-with-transform-composited-layer.html [ Failure ]
  fast/overflow/transformed-frame-scrollIntoView.html [ Failure ]
  fast/table/edge-offsets.html [ Failure ]


 

Deleted: test.html 300 bytes

test.html 300 bytes View Download