--- old/src/share/vm/prims/methodComparator.hpp	2010-11-16 18:18:52.000000000 +0100
+++ new/src/share/vm/prims/methodComparator.hpp	2010-11-16 18:18:52.000000000 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2005, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2010, 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
@@ -22,6 +22,13 @@
  *
  */
 
+#ifndef SHARE_VM_PRIMS_METHODCOMPARATOR_HPP
+#define SHARE_VM_PRIMS_METHODCOMPARATOR_HPP
+
+#include "interpreter/bytecodeStream.hpp"
+#include "oops/constantPoolOop.hpp"
+#include "oops/methodOop.hpp"
+
 class BciMap;
 
 // methodComparator provides an interface for determining if methods of
@@ -120,3 +127,5 @@
     else return false;
   }
 };
+
+#endif // SHARE_VM_PRIMS_METHODCOMPARATOR_HPP