--- a/langtools/src/jdk.compiler/share/classes/com/sun/source/tree/Tree.java	Wed Nov 23 16:16:36 2016 +0000
+++ b/langtools/src/jdk.compiler/share/classes/com/sun/source/tree/Tree.java	Thu Dec 01 09:02:42 2016 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -610,25 +610,31 @@
 
         /**
          * Used for instances of {@link ExportsTree} representing
-         * export directives in a module declaration.
+         * exports directives in a module declaration.
          */
         EXPORTS(ExportsTree.class),
 
         /**
+         * Used for instances of {@link ExportsTree} representing
+         * opens directives in a module declaration.
+         */
+        OPENS(OpensTree.class),
+
+        /**
          * Used for instances of {@link ProvidesTree} representing
-         * export directives in a module declaration.
+         * provides directives in a module declaration.
          */
         PROVIDES(ProvidesTree.class),
 
         /**
          * Used for instances of {@link RequiresTree} representing
-         * export directives in a module declaration.
+         * requires directives in a module declaration.
          */
         REQUIRES(RequiresTree.class),
 
         /**
          * Used for instances of {@link UsesTree} representing
-         * export directives in a module declaration.
+         * uses directives in a module declaration.
          */
         USES(UsesTree.class),