RFR: 8286620: Create regression test for verifying setMargin() of JRadioButton [v9]

[Tejesh R]

On Tue, 7 Jun 2022 11:11:24 GMT, Alexey Ivanov <aivanov at openjdk.org> wrote:

>> I think it wouldn't make any difference calling static methods via an instance variable or directly with class name.
>
> Yes, the same method would be called. Yet the difference is in the semantics: the instance variable isn't used when calling a static method, it can be null and it doesn't throw NullPointerException in this case.
> 
> The IDE raises a warning for such a usage. _You should use class name when calling static methods._ It's just cleaner: the reader would see right away it's a static method (without relying on the IDE syntax highlighting) rather than an instance method.
> 
> Please revert these two lines to using the class name to call the static methods.

Yeah sure, updated.

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PR: https://git.openjdk.java.net/jdk/pull/8721