SLING-6104 : Improve handling to avoid Oak warning

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1763687 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/sling/installer/provider/jcr/impl/JcrUtil.java b/src/main/java/org/apache/sling/installer/provider/jcr/impl/JcrUtil.java
index cee152a..3ad02f4 100644
--- a/src/main/java/org/apache/sling/installer/provider/jcr/impl/JcrUtil.java
+++ b/src/main/java/org/apache/sling/installer/provider/jcr/impl/JcrUtil.java
@@ -59,7 +59,7 @@
                             node.addNode(token, FOLDER_NODE_TYPE);
                         } catch (RepositoryException re) {
                             // we ignore this as this folder might be created from a different task
-                            node.refresh(false);
+                            session.refresh(false);
                         }
                     }
                     node = node.getNode(token);