Based on telemetry, remove access to reading some preference domains in the GPU process' sandbox on iOS.
<rdar://problem/84762138>
Created attachment 442714 [details] Patch
Comment on attachment 442714 [details] Patch Thanks for reviewing!
Committed r285562 (244070@main): <https://commits.webkit.org/244070@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 442714 [details].