RFR: 8376994: Remove AppContext from sun/awt/datatransfer/DataTransferer.java

[Phil Race]

Remove AppContext from sun/awt/datatransfer/DataTransferer.java

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Commit messages:
 - 8376994

Changes: https://git.openjdk.org/jdk/pull/29532/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=29532&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8376994
  Stats: 18 lines in 1 file changed: 0 ins; 12 del; 6 mod
  Patch: https://git.openjdk.org/jdk/pull/29532.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/29532/head:pull/29532

PR: https://git.openjdk.org/jdk/pull/29532