`[NSBundle objectForInfoDictionaryKey:` returns objects from a plist, so don't assume anything about an object's type.
rdar://105248790
Pull request: https://github.com/WebKit/WebKit/pull/10171
Committed 260331@main (c3b03a9bd5f5): <https://commits.webkit.org/260331@main> Reviewed commits have been landed. Closing PR #10171 and removing active labels.