Resync web-platform-tests/html/dom from upstream.
Created attachment 451139 [details] Patch
Created attachment 451140 [details] Patch
Created attachment 451162 [details] Patch
Created attachment 451241 [details] Patch
Comment on attachment 451241 [details] Patch EWS is green.
Comment on attachment 451241 [details] Patch Please check whether idl harness-expected.txt is actually deleted.
Created attachment 451376 [details] Patch
Committed r289472 (247015@main): <https://commits.webkit.org/247015@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 451376 [details].
<rdar://problem/88690792>