diff -r d275c3dc73e6 -r ca0a78017dc7 src/share/vm/gc_implementation/parNew/parNewGeneration.hpp
--- a/src/share/vm/gc_implementation/parNew/parNewGeneration.hpp	Thu Jan 03 16:28:22 2013 -0800
+++ b/src/share/vm/gc_implementation/parNew/parNewGeneration.hpp	Sun Dec 30 08:47:52 2012 +0100
@@ -361,8 +361,6 @@
     delete _task_queues;
   }
 
-  static bool in_use();
-
   virtual void ref_processor_init();
   virtual Generation::Name kind()        { return Generation::ParNew; }
   virtual const char* name() const;