diff -r 7c9ef56ec288 -r c2de4dd9853b langtools/src/share/classes/com/sun/source/tree/Tree.java
--- a/langtools/src/share/classes/com/sun/source/tree/Tree.java	Mon Apr 04 19:36:26 2011 +0100
+++ b/langtools/src/share/classes/com/sun/source/tree/Tree.java	Wed Apr 06 19:30:57 2011 -0700
@@ -232,9 +232,9 @@
         PARAMETERIZED_TYPE(ParameterizedTypeTree.class),
 
         /**
-         * Used for instances of {@link DisjunctiveTypeTree}.
+         * Used for instances of {@link UnionTypeTree}.
          */
-        DISJUNCTIVE_TYPE(DisjunctiveTypeTree.class),
+        UNION_TYPE(UnionTypeTree.class),
 
         /**
          * Used for instances of {@link TypeCastTree}.