fixed build with mvn 2.2.1

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1648045 13f79535-47bb-0310-9956-ffa450edef68
Removed accidently added comment.

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1648046 13f79535-47bb-0310-9956-ffa450edef68