Please review some simple cleanup suggested by IntelliJ IDEA that would be too much of a distraction in an otherwise unrelated PR.
------------- Commit messages: - JDK-8301636: Minor cleanup in CommentHelper and DocPretty Changes: https://git.openjdk.org/jdk/pull/12375/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=12375&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8301636 Stats: 79 lines in 2 files changed: 0 ins; 52 del; 27 mod Patch: https://git.openjdk.org/jdk/pull/12375.diff Fetch: git fetch https://git.openjdk.org/jdk pull/12375/head:pull/12375 PR: https://git.openjdk.org/jdk/pull/12375