Realized we could make use of WeakHashSet
Created attachment 397268 [details]
Created attachment 397546 [details]
Created attachment 397547 [details]
Comment on attachment 397547 [details]
View in context: https://bugs.webkit.org/attachment.cgi?id=397547&action=review
Patch looks good.
> + WeakHashSet<Element> m_deferredRecomputeIsIgnoredList;
This is a behavior change: weak set is UNORDERED, but list set is ORDERED. Is this OK?
Committed r260706: <https://trac.webkit.org/changeset/260706>
All reviewed patches have been landed. Closing bug and clearing flags on attachment 397547 [details].