一覧の画面は出てなかった気がしますが、内容違うかもだけど、行番号のとこに出るチェックのpopupは https://developer.apple.com/videos/play/wwdc2019/417/ にちょっと出てきてました

Learn about new ways to find and fix performance issues during daily development, beta testing, and public release on the App Store...