The requestIdentity() method was dropped in favor of navigator.identity, which is bug 268726.
<rdar://problem/122742758>
Pull request: https://github.com/WebKit/WebKit/pull/24231
Committed 274489@main (a4f52392d5bb): <https://commits.webkit.org/274489@main> Reviewed commits have been landed. Closing PR #24231 and removing active labels.