Add required syscall to the WebContent process' sandbox on macOS.
Created attachment 454614 [details] Patch
<rdar://90249455>
Comment on attachment 454614 [details] Patch r=me
Comment on attachment 454614 [details] Patch Thanks for reviewing!
Committed r291297 (248436@main): <https://commits.webkit.org/248436@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 454614 [details].