RFR: JDK-8355429 : Open source ProgressMonitor test [v3]

[Alexander Zvegintsev]

On Wed, 23 Apr 2025 22:36:45 GMT, Harshitha Onkar <honkar at openjdk.org> wrote:

>> javax/swing/ProgressMonitor/bug4401480.java open-sourced
>
> Harshitha Onkar has updated the pull request incrementally with one additional commit since the last revision:
> 
>   linelengths

Marked as reviewed by azvegint (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/24833#pullrequestreview-2788813160