e.g. <div><span></span><span></span></div> we should not create 2 empty inline box runs for the empty <span>s
Created attachment 418452 [details] Patch
Committed r271931: <https://trac.webkit.org/changeset/271931> All reviewed patches have been landed. Closing bug and clearing flags on attachment 418452 [details].
<rdar://problem/73643174>