Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=54284
As per clarification from the Servlet EG, anonymous Filters and Servlets are not permitted.
Patch by Violeta Georgieva.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1429969 13f79535-47bb-0310-9956-ffa450edef68