RFR: 8283383: [macos] a11y : Screen magnifier shows extra characters (0) at the end JButton accessibility name

[Dmitry Markov]

On Mon, 6 Jun 2022 22:14:40 GMT, Alexander Zuev <kizune at openjdk.org> wrote:

> Add the accessibilityValue implementation to the affected classes to return NULL value
> Reverse the default initialization of MenuItemAccessibility if no parent is specified

Marked as reviewed by dmarkov (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/9044