JdbTest can get exception before jdb field is initialized. As Jdb logging does not depend on the instance, made Jdb.log method static
------------- Commit messages: - Fixed copyright years - Fixed test initialization logging Changes: https://git.openjdk.java.net/jdk/pull/1443/files Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=1443&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8256808 Stats: 6 lines in 2 files changed: 0 ins; 0 del; 6 mod Patch: https://git.openjdk.java.net/jdk/pull/1443.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/1443/head:pull/1443 PR: https://git.openjdk.java.net/jdk/pull/1443
