Make iterator member final to prevent visibility issues.

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@618089 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/framework/src/main/java/org/apache/felix/framework/util/IteratorToEnumeration.java b/framework/src/main/java/org/apache/felix/framework/util/IteratorToEnumeration.java
index cc5e6de..91b6bbd 100644
--- a/framework/src/main/java/org/apache/felix/framework/util/IteratorToEnumeration.java
+++ b/framework/src/main/java/org/apache/felix/framework/util/IteratorToEnumeration.java
@@ -23,7 +23,7 @@
 
 public class IteratorToEnumeration implements Enumeration
 {
-    private Iterator m_iter = null;
+    private final Iterator m_iter;
 
     public IteratorToEnumeration(Iterator iter)
     {