--- a/hotspot/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java	Mon Dec 08 00:15:55 2014 -0800
+++ b/hotspot/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java	Thu Dec 11 21:34:43 2014 -0500
@@ -240,4 +240,6 @@
     return offset;
   }
 
+  // Safepoint Checking
+  public native void assertMatchingSafepointCalls(boolean mutexSafepointValue, boolean attemptedNoSafepointValue);
 }