[jdk11u-dev] RFR: 8264304: Create implementation for NSAccessibilityToolbar protocol peer [v3]

[Autumn Capasso]

> This backport is part of the 28 backport Accessibility series JDK-8152350. Commented out line 61 of commoneComponentAccesssibilty.m until backport JDK-8262981 is reworked.

Autumn Capasso has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains six commits:

 - Merge branch 'master' into JDK-8264304
 - Merge branch 'pr/1799' into JDK-8264304
 - Merge branch 'master' into JDK-8264290
 - Backport f07dcf471c160e09fbc748124998923e7d453e66
 - Backport 4d26f22b9adcf7cecca5316348ef670ac2dbc365
 - Backport f07dcf471c160e09fbc748124998923e7d453e66

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Changes: https://git.openjdk.org/jdk11u-dev/pull/1804/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1804&range=02
  Stats: 43 lines in 3 files changed: 40 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1804.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev pull/1804/head:pull/1804

PR: https://git.openjdk.org/jdk11u-dev/pull/1804