Compare with the render tree geometry and output the mismatched rectangles.
Created attachment 341421 [details] Patch
Created attachment 341456 [details] Patch
Comment on attachment 341456 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=341456&action=review > Source/WebCore/layout/Verification.cpp:44 > + auto outputRect = [&stream, &renderer, &layoutBox, &firstMismatchingRect] (const String& prefix, const LayoutRect& rendererRect, const LayoutRect& layoutRect) { Maybe just [&]?
Created attachment 341457 [details] Patch
Comment on attachment 341457 [details] Patch Clearing flags on attachment: 341457 Committed r232248: <https://trac.webkit.org/changeset/232248>
All reviewed patches have been landed. Closing bug.
<rdar://problem/40600664>