By doing this, we miss potential to de-duplicate one of our most expensive operations.
<rdar://problem/116018776>
Created attachment 467856 [details] Patch
Created attachment 467862 [details] Patch
Committed 268466@main (8517a5aa953f): <https://commits.webkit.org/268466@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 467862 [details].