Index: src/org/openstreetmap/josm/data/notes/NoteComment.java
===================================================================
--- src/org/openstreetmap/josm/data/notes/NoteComment.java	(revision 9493)
+++ src/org/openstreetmap/josm/data/notes/NoteComment.java	(working copy)
@@ -27,7 +27,8 @@
         opened,
         closed,
         reopened,
-        commented
+        commented,
+        hidden
     }
 
     /**