According to the spec, these properties animate by computed value. https://drafts.csswg.org/css-sizing-4/#intrinsic-size-override
<rdar://problem/94633188>
Pull request: https://github.com/WebKit/WebKit/pull/1801
Committed 256028@main (41b432cafb95): <https://commits.webkit.org/256028@main> Reviewed commits have been landed. Closing PR #1801 and removing active labels.