WebKitLegacy for win was removed. So DownloadBundle is no longer needed.
Pull request: https://github.com/WebKit/WebKit/pull/14903
Committed 265103@main (d797dedf61f1): <https://commits.webkit.org/265103@main> Reviewed commits have been landed. Closing PR #14903 and removing active labels.
<rdar://problem/110688226>