In order to convert all requests to Twisted, convert AnalyzeAPITestsResults to a new-style buildstep using run instead of start.
<rdar://problem/104718250>
Pull request: https://github.com/WebKit/WebKit/pull/9193
Committed 259526@main (ca0fcb99825e): <https://commits.webkit.org/259526@main> Reviewed commits have been landed. Closing PR #9193 and removing active labels.