RFR: 8322239: [macos] a11y : java.lang.NullPointerException is thrown when focus is moved on the JTabbedPane [v5]

[Alexey Ivanov]

On Thu, 15 Feb 2024 17:46:08 GMT, Alexander Zuev <kizune at openjdk.org> wrote:

>> Add null check for the Aqua LnF situation when tab is hidden die to the tabs overflow.
>
> Alexander Zuev has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - added space to a catch clause
>  - Moved frame disposal to the separate method to make it more thread safe

Marked as reviewed by aivanov (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/17736#pullrequestreview-1883477088