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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/configuration/trunk@1615407 13f79535-47bb-0310-9956-ffa450edef68
[CONFIGURATION-490] Don't call non-final method in constructor.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/configuration/trunk@1615408 13f79535-47bb-0310-9956-ffa450edef68