Code review while looking at https://issues.apache.org/bugzilla/show_bug.cgi?id=54746
Prevent recursive close calls.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1460780 13f79535-47bb-0310-9956-ffa450edef68
Code review while looking at https://issues.apache.org/bugzilla/show_bug.cgi?id=54746
No need for this. The container handles it (and now protects against recursive calls if an endpoint does do this).

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1460781 13f79535-47bb-0310-9956-ffa450edef68