--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/share/vm/gc/g1/g1AllocationContext.hpp	Wed May 13 15:16:06 2015 +0200
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2014, 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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#ifndef SHARE_VM_GC_G1_G1ALLOCATIONCONTEXT_HPP
+#define SHARE_VM_GC_G1_G1ALLOCATIONCONTEXT_HPP
+
+#include "memory/allocation.hpp"
+
+typedef unsigned char AllocationContext_t;
+
+class AllocationContext : AllStatic {
+public:
+  // Currently used context
+  static AllocationContext_t current() {
+    return 0;
+  }
+  // System wide default context
+  static AllocationContext_t system() {
+    return 0;
+  }
+};
+
+class AllocationContextStats: public StackObj {
+public:
+  inline void clear() { }
+  inline void update(bool full_gc) { }
+  inline void update_after_mark() { }
+  inline bool available() { return false; }
+};
+
+#endif // SHARE_VM_GC_G1_G1ALLOCATIONCONTEXT_HPP