[jdk17u-dev] RFR: 8320303: Allow PassFailJFrame to accept single window creator [v2]

[Andrew Lu]

> I backport this for parity with 17.0.11-oracle.

Andrew Lu 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-luchenlin-83ffc1ac
 - Backport 83ffc1ac94b8893532d8663b9058592f1714d337

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

Changes:
  - all: https://git.openjdk.org/jdk17u-dev/pull/2247/files
  - new: https://git.openjdk.org/jdk17u-dev/pull/2247/files/4aba9d6f..4cd78c02

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=2247&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=2247&range=00-01

  Stats: 370 lines in 56 files changed: 156 ins; 59 del; 155 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/2247.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/2247/head:pull/2247

PR: https://git.openjdk.org/jdk17u-dev/pull/2247