At some point over the last few weeks, we stopped respecting the --dedicated-simulators flag because --dedicated-simulators does not change the list of supported devices.
<rdar://problem/47894722>
Created attachment 361446 [details] Patch
Comment on attachment 361446 [details] Patch Clearing flags on attachment: 361446 Committed r241147: <https://trac.webkit.org/changeset/241147>
All reviewed patches have been landed. Closing bug.