--- a/jdk/src/share/classes/sun/misc/JavaLangAccess.java	Sun Jun 14 14:23:22 2009 -0700
+++ b/jdk/src/share/classes/sun/misc/JavaLangAccess.java	Sun Jun 14 14:33:30 2009 -0700
@@ -73,4 +73,14 @@
      *          the slot is not valid to register.
      */
     void registerShutdownHook(int slot, boolean registerShutdownInProgress, Runnable hook);
+
+    /**
+     * Returns the number of stack frames represented by the given throwable.
+     */
+    int getStackTraceDepth(Throwable t);
+
+    /**
+     * Returns the ith StackTraceElement for the given throwable.
+     */
+    StackTraceElement getStackTraceElement(Throwable t, int i);
 }