Generate serialization for WebCore::AppKitControlSystemImage. Depends on this for serializing WebCore::AppKitControlSystemImageType: Port WebCore Enum types to the new serialization format https://bugs.webkit.org/show_bug.cgi?id=253249 rdar://106150003 https://commits.webkit.org/266099@main
<rdar://problem/122396630>
Pull request: https://github.com/WebKit/WebKit/pull/23930
Committed 274354@main (9ee8898cb37e): <https://commits.webkit.org/274354@main> Reviewed commits have been landed. Closing PR #23930 and removing active labels.