After <rdar://85931614> has been fixed, we can enable sandbox state rules for Mach messages.
<rdar://problem/88387937>
Created attachment 450668 [details] Patch
Comment on attachment 450668 [details] Patch R=me
Comment on attachment 450668 [details] Patch Thanks for reviewing!
Committed r289069 (246776@main): <https://commits.webkit.org/246776@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 450668 [details].
Re-opened since this is blocked by bug 236146
Created attachment 451118 [details] Patch
ChangeLog entry in Source/WebKit/ChangeLog contains OOPS!.
Created attachment 451121 [details] Patch
Committed r289233 (246917@main): <https://commits.webkit.org/246917@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 451121 [details].