--- a/hotspot/src/share/vm/prims/methodComparator.hpp	Tue Nov 23 15:01:43 2010 -0500
+++ b/hotspot/src/share/vm/prims/methodComparator.hpp	Tue Nov 23 13:22:55 2010 -0800
@@ -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
@@ -121,3 +128,5 @@
     else return false;
   }
 };
+
+#endif // SHARE_VM_PRIMS_METHODCOMPARATOR_HPP