hg: code-tools/jmh: Improve Javadoc for Benchmark.Mode.

[aleksey.shipilev at oracle.com]

Changeset: 85fdd51c700d
Author:    shade
Date:      2014-05-19 19:54 +0400
URL:       http://hg.openjdk.java.net/code-tools/jmh/rev/85fdd51c700d

Improve Javadoc for Benchmark.Mode.

! jmh-core/src/main/java/org/openjdk/jmh/annotations/Mode.java