--- a/hotspot/src/share/vm/gc_implementation/shared/vmGCOperations.hpp	Mon Jul 07 12:37:11 2014 +0200
+++ b/hotspot/src/share/vm/gc_implementation/shared/vmGCOperations.hpp	Mon Jul 07 10:12:40 2014 +0200
@@ -217,6 +217,8 @@
   virtual VMOp_Type type() const { return VMOp_CollectForMetadataAllocation; }
   virtual void doit();
   MetaWord* result() const       { return _result; }
+
+  bool initiate_concurrent_GC();
 };
 
 class SvcGCMarker : public StackObj {