Make TreeScopeOrderedMap::get() skip the elements which have isInTreeScope() set to false.
<rdar://problem/101091930>
Created attachment 463093 [details] Patch
Committed 255754@main (2a37b4991267): <https://commits.webkit.org/255754@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 463093 [details].