minor feature: where non-resizable frameless windows aren't draggable. #31298 (Also in 15, 16).Removed expired DST Root CA X3 from the bundled trust store. #31221.Security: backported for CVE-2021-37967. #31242.Security: backported for CVE-2021-37968. #31245.Security: backported for CVE-2021-37970. #31239.Security: backported for CVE-2021-37975. #31227.Security: backported for chromium:1248665. #31235.