Integrated: 8287463: JFR: Disable TestDevNull.java on Windows

[Erik Gahlin]

Could I have review of a change that disable TestDevNull.java on Windows.

Testing: jdk/jdk/jfr/api/recording/dump/TestDevNull.java

Thanks
Erik

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Commit messages:
 - Initial

Changes: https://git.openjdk.java.net/jdk/pull/8929/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=8929&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8287463
  Stats: 2 lines in 1 file changed: 0 ins; 1 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk/pull/8929.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/8929/head:pull/8929

PR: https://git.openjdk.java.net/jdk/pull/8929