e.g. <span> </span><span> </span> with preserved whitespace
Created attachment 441972 [details] Patch
Created attachment 441974 [details] Patch
Created attachment 442087 [details] Patch
Created attachment 442088 [details] Patch with dependencies (webkit.org/b/232091)
Committed r284680 (243400@main): <https://commits.webkit.org/243400@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 442087 [details].
<rdar://problem/84548845>