[jdk17u-dev] RFR: 8283387: [macos] a11y : Screen magnifier does not show selected Tab [v2]

[Goetz Lindenmaier]

> I backport this for parity with 17.0.15-oracle.

Goetz Lindenmaier has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains two additional commits since the last revision:

 - Merge branch 'openjdk:master' into backport-GoeLin-d5cd4a3a-master
 - Backport d5cd4a3a28a85bbcaa3c0c7f2e74e0684b5efcab

-------------

Changes:
  - all: https://git.openjdk.org/jdk17u-dev/pull/3178/files
  - new: https://git.openjdk.org/jdk17u-dev/pull/3178/files/cec2aa17..1e08ebdb

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=3178&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=3178&range=00-01

  Stats: 2185 lines in 26 files changed: 1937 ins; 243 del; 5 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/3178.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/3178/head:pull/3178

PR: https://git.openjdk.org/jdk17u-dev/pull/3178