No functional changes.
Not a big deal(because it should be very rarely changed during a session + with cache cleared) but I did not want to have final here. I tried this "save action" in Eclipse (on private variable) but finally decided to remove it.

git-svn-id: https://svn.apache.org/repos/asf/ofbiz/trunk@1549026 13f79535-47bb-0310-9956-ffa450edef68