introduce InlineDisplayContentBuilder
Created attachment 436680 [details] Patch
Created attachment 436700 [details] Patch
Created attachment 436701 [details] Patch
Committed r281734 (241076@main): <https://commits.webkit.org/241076@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 436701 [details].
<rdar://problem/82474309>