Better Javadoc

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1544453 13f79535-47bb-0310-9956-ffa450edef68
Rename fields to align with attribute names.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1544455 13f79535-47bb-0310-9956-ffa450edef68