Remove unused method. Add Javadoc to the meothd that is used.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1448126 13f79535-47bb-0310-9956-ffa450edef68
Fix modifier order

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1448132 13f79535-47bb-0310-9956-ffa450edef68
UCDetector

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1448133 13f79535-47bb-0310-9956-ffa450edef68
UCDetector: use final

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1448136 13f79535-47bb-0310-9956-ffa450edef68
UCDetector: use final

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1448141 13f79535-47bb-0310-9956-ffa450edef68
UCDetector pass of trunk complete

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1448145 13f79535-47bb-0310-9956-ffa450edef68