Based on telemetry, block access to unused system calls in the WebContent process on macOS.
Created attachment 446360 [details] Patch
Created attachment 446367 [details] Patch
Created attachment 446387 [details] Patch
Comment on attachment 446387 [details] Patch r=me
Comment on attachment 446387 [details] Patch Thanks for reviewing!
<rdar://problem/86221898>
Found 30 new test failures: accessibility/ARIA-reflection.html, accessibility/accessibility-crash-focused-element-change.html, accessibility/accessibility-crash-setattribute.html, accessibility/mac/abbr-acronym-tags.html, accessibility/mac/accessibility-make-first-responder.html, accessibility/mac/attributed-string/attributed-string-for-range-with-options.html, accessibility/mac/attributed-string/attributed-string-for-range.html, accessibility/mac/search-text/search-text.html, accessibility/mac/select-text/select-text-1.html, accessibility/mac/select-text/select-text-2.html ...
Created attachment 446501 [details] Patch
Created attachment 446507 [details] Patch
Created attachment 446511 [details] Patch
Created attachment 446523 [details] Patch
Committed r286778 (245019@main): <https://commits.webkit.org/245019@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 446523 [details].
Follow-up fix in <https://commits.webkit.org/245022@trunk>