--- old/src/share/vm/gc/g1/g1_globals.hpp	2016-02-22 19:31:06.193127792 -0500
+++ new/src/share/vm/gc/g1/g1_globals.hpp	2016-02-22 19:31:06.097127316 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 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
@@ -71,10 +71,6 @@
           "draining concurrent marking work queues.")                       \
           range(1, max_intx)                                                \
                                                                             \
-  experimental(bool, G1UseConcMarkReferenceProcessing, true,                \
-          "If true, enable reference discovery during concurrent "          \
-          "marking and reference processing at the end of remark.")         \
-                                                                            \
   experimental(double, G1LastPLABAverageOccupancy, 50.0,                    \
                "The expected average occupancy of the last PLAB in "        \
                "percent.")                                                  \