False positive

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1431395 13f79535-47bb-0310-9956-ffa450edef68
Another false positive

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1431397 13f79535-47bb-0310-9956-ffa450edef68
Remove unused code identified by FindBugs

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1431398 13f79535-47bb-0310-9956-ffa450edef68