In Bug 183192 I removed default 'system-network' support from the macOS sandbox. At the time I also removed the 'network-outbound' permission for syslog use, but further testing has shown that this is still needed for subsystem logging in our bundle loading code.
This patch re-enabled system-network for this use.
This is actually:
Created attachment 340541 [details]
Comment on attachment 340541 [details]
Clearing flags on attachment: 340541
Committed r231879: <https://trac.webkit.org/changeset/231879>
All reviewed patches have been landed. Closing bug.