RFR: 8316149: Open source several Swing JTree JViewport KeyboardManager tests [v2]

[Tejesh R]

On Tue, 19 Sep 2023 16:58:10 GMT, Damon Nguyen <dnguyen at openjdk.org> wrote:

>> These are the tests being converted:
>> 
>> javax/swing/JTree/4696499/bug4696499.java
>> javax/swing/JTree/5039542/bug5039542.java
>> javax/swing/JViewport/4546474/bug4546474.java
>> javax/swing/JViewport/4677611/bug4677611.java
>> javax/swing/KeyboardManager/4345798/bug4345798.java
>
> Damon Nguyen has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Review comments changes

Marked as reviewed by tr (Committer).

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PR Review: https://git.openjdk.org/jdk/pull/15802#pullrequestreview-1634640510