RFR: 8327980: Convert javax/swing/JToggleButton/4128979/bug4128979.java applet test to main [v3]

[Abhishek Kumar]

> Conversion of manual applet test to main based using PassFailJFrame manual framework

Abhishek Kumar has updated the pull request incrementally with one additional commit since the last revision:

  Added OS check and remove unused imports

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Changes:
  - all: https://git.openjdk.org/jdk/pull/18233/files
  - new: https://git.openjdk.org/jdk/pull/18233/files/61318960..bd1aaf2e

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18233&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18233&range=01-02

  Stats: 10 lines in 1 file changed: 4 ins; 2 del; 4 mod
  Patch: https://git.openjdk.org/jdk/pull/18233.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18233/head:pull/18233

PR: https://git.openjdk.org/jdk/pull/18233