RFR: 8327826: Convert javax/swing/border/Test4243289.java applet test to main [v2]

[Tejesh R]

> Convert javax/swing/border/Test4243289.java applet test to main based test using PassFailJFrame.

Tejesh R has updated the pull request incrementally with one additional commit since the last revision:

  Review updates - splitUI

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Changes:
  - all: https://git.openjdk.org/jdk/pull/18197/files
  - new: https://git.openjdk.org/jdk/pull/18197/files/c0c109a6..458b55fc

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18197&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18197&range=00-01

  Stats: 28 lines in 1 file changed: 5 ins; 8 del; 15 mod
  Patch: https://git.openjdk.org/jdk/pull/18197.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18197/head:pull/18197

PR: https://git.openjdk.org/jdk/pull/18197