Switch from deprecated secondarySelectedControlColor to unemphasizedSelectedContentBackgroundColor.
Created attachment 408054 [details] Patch
Comment on attachment 408054 [details] Patch Is this available on all the versions of the SDK and OS that we need to build for?
Yes it is. Thanks for the review!
Committed r266736: <https://trac.webkit.org/changeset/266736> All reviewed patches have been landed. Closing bug and clearing flags on attachment 408054 [details].
<rdar://problem/68521622>