Enforce IOKit message filtering in the sandbox on macOS.
<rdar://problem/71333134>
Created attachment 418540 [details] Patch
Created attachment 418542 [details] Patch
Comment on attachment 418542 [details] Patch r=me
Comment on attachment 418542 [details] Patch Thanks for reviewing!
Committed r271960: <https://trac.webkit.org/changeset/271960> All reviewed patches have been landed. Closing bug and clearing flags on attachment 418542 [details].