static_reference_cast(const Ref<X, Y>&) causes unnecessary ref-counting churn.
Pull request: https://github.com/WebKit/WebKit/pull/457
Committed r293682 (250182@main): <https://commits.webkit.org/250182@main> Reviewed commits have been landed. Closing PR #457 and removing active labels.
<rdar://problem/92629494>
Should we add a test? We have tests for such things.