diff -r 516540f1f076 -r 67b1a69ef5aa hotspot/src/share/vm/memory/sharedHeap.hpp
--- a/hotspot/src/share/vm/memory/sharedHeap.hpp	Thu Sep 16 13:45:55 2010 -0700
+++ b/hotspot/src/share/vm/memory/sharedHeap.hpp	Mon Sep 20 14:38:38 2010 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2009, 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
@@ -38,6 +38,7 @@
 class ObjectClosure;
 class SubTasksDone;
 class WorkGang;
+class FlexibleWorkGang;
 class CollectorPolicy;
 class KlassHandle;
 
@@ -74,7 +75,7 @@
   int _strong_roots_parity;
 
   // If we're doing parallel GC, use this gang of threads.
-  WorkGang* _workers;
+  FlexibleWorkGang* _workers;
 
   // Number of parallel threads currently working on GC tasks.
   // O indicates use sequential code; 1 means use parallel code even with
@@ -189,7 +190,7 @@
     SO_CodeCache           = 0x10
   };
 
-  WorkGang* workers() const { return _workers; }
+  FlexibleWorkGang* workers() const { return _workers; }
 
   // Sets the number of parallel threads that will be doing tasks
   // (such as process strong roots) subsequently.