Trivial change. Issue reported by [lgtm.com](https://lgtm.com/projects/g/openjdk/jdk/alerts/?mode=tree&lang=java&ruleFocus=1952840153).
------------- Commit messages: - Add missing spaces Changes: https://git.openjdk.java.net/jdk/pull/6894/files Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=6894&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8279043 Stats: 21 lines in 16 files changed: 0 ins; 0 del; 21 mod Patch: https://git.openjdk.java.net/jdk/pull/6894.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/6894/head:pull/6894 PR: https://git.openjdk.java.net/jdk/pull/6894
