RFR: 8328819: Remove applet usage from JFileChooser tests bug6698013

[Alisen Chung]

Removing applet usage from manual JFileChooser tests
The original test is failing (nothing shows up in the JFileChooser), but this change does replace the applet usage with PassFailJFrame

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Commit messages:
 - init commit

Changes: https://git.openjdk.org/jdk/pull/18456/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=18456&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8328819
  Stats: 70 lines in 2 files changed: 22 ins; 39 del; 9 mod
  Patch: https://git.openjdk.org/jdk/pull/18456.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18456/head:pull/18456

PR: https://git.openjdk.org/jdk/pull/18456