--- old/src/share/vm/gc/shared/genCollectedHeap.hpp	2015-06-12 14:48:32.960201096 +0200
+++ new/src/share/vm/gc/shared/genCollectedHeap.hpp	2015-06-12 14:48:32.832196926 +0200
@@ -30,7 +30,7 @@
 #include "gc/shared/collectorPolicy.hpp"
 #include "gc/shared/generation.hpp"
 
-class FlexibleWorkGang;
+class WorkGang;
 class StrongRootsScope;
 class SubTasksDone;
 
@@ -85,7 +85,7 @@
   // In block contents verification, the number of header words to skip
   NOT_PRODUCT(static size_t _skip_header_HeapWords;)
 
-  FlexibleWorkGang* _workers;
+  WorkGang* _workers;
 
 protected:
   // Helper functions for allocation
@@ -119,7 +119,7 @@
 public:
   GenCollectedHeap(GenCollectorPolicy *policy);
 
-  FlexibleWorkGang* workers() const { return _workers; }
+  WorkGang* workers() const { return _workers; }
 
   GCStats* gc_stats(int level) const;