Based on telemetry, remove access to unused IOKit classes in the GPU process' sandbox on iOS.
Created attachment 442539 [details]
Created attachment 444066 [details]
Comment on attachment 444066 [details]
Thanks for reviewing!
Committed r285722 (244181@main): <https://commits.webkit.org/244181@main>
All reviewed patches have been landed. Closing bug and clearing flags on attachment 444066 [details].