https://bugs.webkit.org/show_bug.cgi?id=247496 implemented the `--profile` argument into run-benchmarks, but until now this hasn't done anything. On macOS, we should use `ktrace artrace`, and allow the user to specify a trace type (either `full` or `profile`).
<rdar://problem/113167762>
Pull request: https://github.com/WebKit/WebKit/pull/16252
Committed 266492@main (4b03459ba7f6): <https://commits.webkit.org/266492@main> Reviewed commits have been landed. Closing PR #16252 and removing active labels.