<AWT Dev> RFR: 8267385: Create NSAccessibilityElement implementation for JavaComponentAccessibility [v2]

[Artem Semenov]

> 8267385: Create NSAccessibilityElement implementation for JavaComponentAccessibility
> This pull request contains solutions for the following tickets:
> * JDK-8267385 Create NSAccessibilityElement implementation for JavaComponentAccessibility;
> * JDK-8262031 Create implementation for NSAccessibilityNavigableStaticText protocol;
> * JDK-8264287 Create implementation for NSAccessibilityComboBox protocol peer;
> * JDK-8264303 Create implementation for NSAccessibilityTabGroup protocol peer;
> * JDK-8264292 Create implementation for NSAccessibilityList protocol peer;
> * JDK-8267387 Create implementation for NSAccessibilityOutline protocol;
> * JDK-8267388 Create implementation for NSAccessibilityTable protocol.

Artem Semenov has updated the pull request incrementally with one additional commit since the last revision:

  Even on Linux? I meant if the test will be run on the platform where a11y is not implemented then this will be

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/4412/files
  - new: https://git.openjdk.java.net/jdk/pull/4412/files/280ee5fe..e9b966b5

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=4412&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=4412&range=00-01

  Stats: 5 lines in 5 files changed: 5 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk/pull/4412.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/4412/head:pull/4412

PR: https://git.openjdk.java.net/jdk/pull/4412