--- old/src/share/vm/services/memoryManager.hpp	2010-11-10 13:20:33.000000000 +0100
+++ new/src/share/vm/services/memoryManager.hpp	2010-11-10 13:20:33.000000000 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 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_SERVICES_MEMORYMANAGER_HPP
+#define SHARE_VM_SERVICES_MEMORYMANAGER_HPP
+
+#include "memory/allocation.hpp"
+#include "runtime/timer.hpp"
+#include "services/memoryUsage.hpp"
+
 // A memory manager is responsible for managing one or more memory pools.
 // The garbage collector is one type of memory managers responsible
 // for reclaiming memory occupied by unreachable objects.  A Java virtual
@@ -263,3 +270,5 @@
   MemoryManager::Name kind() { return MemoryManager::G1OldGen; }
   const char* name()         { return "G1 Old Generation"; }
 };
+
+#endif // SHARE_VM_SERVICES_MEMORYMANAGER_HPP