--- a/hotspot/src/share/vm/gc/g1/g1CollectorPolicy.hpp	Thu Oct 29 14:58:44 2015 +0100
+++ b/hotspot/src/share/vm/gc/g1/g1CollectorPolicy.hpp	Thu Oct 29 17:32:08 2015 +0100
@@ -27,6 +27,7 @@
 
 #include "gc/g1/collectionSetChooser.hpp"
 #include "gc/g1/g1CollectorState.hpp"
+#include "gc/g1/g1GCPhaseTimes.hpp"
 #include "gc/g1/g1InCSetState.hpp"
 #include "gc/g1/g1MMUTracker.hpp"
 #include "gc/g1/g1Predictions.hpp"
@@ -39,7 +40,6 @@
 
 class HeapRegion;
 class CollectionSetChooser;
-class G1GCPhaseTimes;
 
 // TraceYoungGenTime collects data on _both_ young and mixed evacuation pauses
 // (the latter may contain non-young regions - i.e. regions that are
@@ -378,6 +378,9 @@
 
   double accum_yg_surv_rate_pred(int age) const;
 
+protected:
+  virtual double average_time_ms(G1GCPhaseTimes::GCParPhases phase) const;
+
 private:
   // Statistics kept per GC stoppage, pause or full.
   TruncatedSeq* _recent_prev_end_times_for_all_gcs_sec;