RFR: 8280818: Expand bug8033699.java to iterate over all LaFs

[Harshitha Onkar]

On Wed, 12 Mar 2025 17:56:56 GMT, Alexey Ivanov <aivanov at openjdk.org> wrote:

>> test/jdk/javax/swing/JRadioButton/8033699/bug8033699.java line 121:
>> 
>>> 119:                 if (mainFrame != null) {
>>> 120:                     mainFrame.dispose();
>>> 121:                     mainFrame = null;
>> 
>> Assigning `mainFrame = null` is not required since we are disposing the frame at this point.
>
>> Assigning `mainFrame = null` is not required since we are disposing the frame at this point.
> 
> It's required here, because the loop is repeated, and setting `mainFrame` to `null` prevents access to a disposed frame… likely from disposing of the frame again.

Missed seeing the finally block is within the LaF loop. Looks fine then.

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PR Review Comment: https://git.openjdk.org/jdk/pull/23964#discussion_r1992038099