RFR (XS): 8258430: 8u backport of JDK-8063107 missing test/javax/swing/JRadioButton/8041561/bug8041561.java changes

[Severin Gehwolf]

On Tue, 2020-12-15 at 23:31 +0000, Hohensee, Paul wrote:
> Webrev: http://cr.openjdk.java.net/~phh/8258430/webrev.8u.01/

Looks good.

Thanks,
Severin