--- a/hotspot/src/share/vm/opto/graphKit.hpp	Tue Feb 10 17:16:17 2015 +0100
+++ b/hotspot/src/share/vm/opto/graphKit.hpp	Fri Feb 13 14:37:35 2015 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2015, 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
@@ -104,16 +104,7 @@
   // (See also macro MakeConX in type.hpp, which uses intcon or longcon.)
 
   // Helper for byte_map_base
-  Node* byte_map_base_node() {
-    // Get base of card map
-    CardTableModRefBS* ct = (CardTableModRefBS*)(Universe::heap()->barrier_set());
-    assert(sizeof(*ct->byte_map_base) == sizeof(jbyte), "adjust users of this code");
-    if (ct->byte_map_base != NULL) {
-      return makecon(TypeRawPtr::make((address)ct->byte_map_base));
-    } else {
-      return null();
-    }
-  }
+  Node* byte_map_base_node();
 
   jint  find_int_con(Node* n, jint value_if_unknown) {
     return _gvn.find_int_con(n, value_if_unknown);