Reduce visibility

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1526036 13f79535-47bb-0310-9956-ffa450edef68
Narrow scope of localAddList

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1526043 13f79535-47bb-0310-9956-ffa450edef68