A little more refactoring to make pulling code up easier

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1478596 13f79535-47bb-0310-9956-ffa450edef68
Pull up changes to process()

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1478604 13f79535-47bb-0310-9956-ffa450edef68