Reduce usage of std::unique_ptr<HashSet> / std::unique_ptr<HashMap> as HashSet / HashMap are already essentially pointers. This avoids some unnecessary dereferencing.
Pull request: https://github.com/WebKit/WebKit/pull/439
Committed r293637 (250141@main): <https://commits.webkit.org/250141@main> Reviewed commits have been landed. Closing PR #439 and removing active labels.
<rdar://problem/92548954>