RFR: 8353589: Open source a few Swing menu-related tests [v2]

[Phil Race]

On Mon, 7 Apr 2025 07:29:07 GMT, Hendrik Schick <duke at openjdk.org> wrote:

>> Phil Race has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   8353589
>
> test/jdk/javax/swing/JPopupMenu/bug4530303.java line 47:
> 
>> 45:         Open the menu "Menu" and place the mouse pointer over the first menu item, "Point here".
>> 46:         The second menu item, "Ghost", should be replaced with another item, "Fixed!".
>> 47:         If it the item just disappears and no new item appears in the empty space, the test FAILS.
> 
> Suggestion:
> 
>         If the item just disappears and no new item appears in the empty space, the test FAILS.

updated

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PR Review Comment: https://git.openjdk.org/jdk/pull/24457#discussion_r2031618246