RFR: 8344891: Remove uses of sun.misc.ReflectUtil in java.desktop

[Phil Race]

Remove uses of sun.misc.ReflectUtils which checked obsolete permissions

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Commit messages:
 - 8344891

Changes: https://git.openjdk.org/jdk/pull/22335/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=22335&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8344891
  Stats: 68 lines in 24 files changed: 0 ins; 59 del; 9 mod
  Patch: https://git.openjdk.org/jdk/pull/22335.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/22335/head:pull/22335

PR: https://git.openjdk.org/jdk/pull/22335