RFR: 8282: Spotbugs errors

[Marcus Hirt]

Excluding spot bugs being overzealous.

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Commit messages:
 - Formatting problem
 - 8282: Fixing spotbugs problem

Changes: https://git.openjdk.org/jmc/pull/598/files
  Webrev: https://webrevs.openjdk.org/?repo=jmc&pr=598&range=00
  Issue: https://bugs.openjdk.org/browse/JMC-8282
  Stats: 6 lines in 1 file changed: 5 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jmc/pull/598.diff
  Fetch: git fetch https://git.openjdk.org/jmc.git pull/598/head:pull/598

PR: https://git.openjdk.org/jmc/pull/598