Resync web-platform-tests/css/css-sizing/aspect-ratio from upstream f8941337b6.
Created attachment 412724 [details] Patch
Created attachment 412728 [details] Patch
Created attachment 412733 [details] Patch
Committed r269187: <https://trac.webkit.org/changeset/269187> All reviewed patches have been landed. Closing bug and clearing flags on attachment 412733 [details].
<rdar://problem/70877852>