to a more performant add and expand setup.
<rdar://problem/58716223>
Created attachment 388170 [details] Patch
Comment on attachment 388170 [details] Patch Looks like http/tests/misc/acid3.html need rebasing.
Nice!
Created attachment 388186 [details] Patch
Comment on attachment 388186 [details] Patch Clearing flags on attachment: 388186 Committed r254805: <https://trac.webkit.org/changeset/254805>
All reviewed patches have been landed. Closing bug.