See https://wpt.fyi/results/css/motion?label=master&label=experimental&product=chrome&product=firefox&product=safari&aligned&view=interop&q=label%3Ainterop-2023-motion%20offset-anchor-transform-box
<rdar://problem/108285569>
Changes needed here: https://searchfox.org/wubkat/source/Source/WebCore/rendering/style/RenderStyle.cpp#1693 Blink Commit: https://chromium-review.googlesource.com/c/chromium/src/+/808885
Pull request: https://github.com/WebKit/WebKit/pull/19400
Committed 269642@main (98a4d8515026): <https://commits.webkit.org/269642@main> Reviewed commits have been landed. Closing PR #19400 and removing active labels.