--- old/src/share/classes/com/sun/jdi/ThreadReference.java	2013-02-21 17:45:16.324651446 +0000
+++ new/src/share/classes/com/sun/jdi/ThreadReference.java	2013-02-21 17:45:16.028651453 +0000
@@ -36,8 +36,8 @@
  * @author James McIlree
  * @since  1.3
  */
-public interface ThreadReference extends ObjectReference
-{
+@jdk.Supported
+public interface ThreadReference extends ObjectReference {
     /** Thread status is unknown */
     public final int THREAD_STATUS_UNKNOWN  =-1;
     /** Thread has completed execution */