UCDetector: Use some unused code so log messages can report the acceptor thread name

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1448143 13f79535-47bb-0310-9956-ffa450edef68
Deprecate

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1448144 13f79535-47bb-0310-9956-ffa450edef68