--- old/src/share/vm/gc/shared/gcTrace.hpp	2015-10-14 13:54:03.280153972 +0200
+++ new/src/share/vm/gc/shared/gcTrace.hpp	2015-10-14 13:54:03.154157019 +0200
@@ -206,6 +206,11 @@
   void send_concurrent_mode_failure_event();
 };
 
+class ShenandoahTracer : public GCTracer {
+public:
+  ShenandoahTracer() : GCTracer(Shenandoah) {}
+};
+
 class ParallelOldTracer : public OldGCTracer {
   ParallelOldGCInfo _parallel_old_gc_info;