Add mach_port_get_refs to the iOS WebContent sandbox on older iOS ver…

…sions.

https://bugs.webkit.org/show_bug.cgi?id=241882

Reviewed by Per Arne Vollan.

* Source/WebKit/Resources/SandboxProfiles/ios/com.apple.WebKit.WebContent.sb.in:

Canonical link: https://commits.webkit.org/251764@main
git-svn-id: https://svn.webkit.org/repository/webkit/trunk@295759 268f45cc-cd09-0410-ab3c-d52691b4dbfc

Source/WebKit/Resources/SandboxProfiles/ios/com.apple.WebKit.WebContent.sb.in

@@ -1454,6 +1454,9 @@
         io_service_get_matching_service_bin
         io_service_get_matching_services_bin
         io_service_open_extended
+#if (PLATFORM(IOS) && __IPHONE_OS_VERSION_MIN_REQUIRED < 160000)
+        mach_port_get_refs
+#endif
         mach_port_set_attributes
         mach_vm_copy
         mach_vm_map_external