RFR: 8284935: Improve debug in java.security.jgss

[Xue-Lei Andrew Fan]

Hi,

May I have the simple update reviewed?

In the java.security.jgss module implementation, some of the debug information could be generated even if debugging is not enabled, which is not resource friendly.

Thanks,
Xuelei

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Commit messages:
 - 8284935: Improve debug in java.security.jgss

Changes: https://git.openjdk.java.net/jdk/pull/8279/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=8279&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8284935
  Stats: 98 lines in 7 files changed: 40 ins; 16 del; 42 mod
  Patch: https://git.openjdk.java.net/jdk/pull/8279.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/8279/head:pull/8279

PR: https://git.openjdk.java.net/jdk/pull/8279