--- old/src/share/vm/gc/g1/g1CollectedHeap.cpp	2015-12-14 21:54:53.438692394 -0800
+++ new/src/share/vm/gc/g1/g1CollectedHeap.cpp	2015-12-14 21:54:53.314692399 -0800
@@ -2327,17 +2327,12 @@
 
 void G1CollectedHeap::register_concurrent_cycle_end() {
   if (collector_state()->concurrent_cycle_started()) {
-    Ticks end_tick = Ticks::now();
     GCIdMarkAndRestore conc_gc_id_mark(_cmThread->gc_id());
     if (_cm->has_aborted()) {
       _gc_tracer_cm->report_concurrent_mode_failure();
-
-      if (_cm->concurrent_marking_from_roots()) {
-        _gc_timer_cm->register_gc_concurrent_end(end_tick);
-      }
     }
 
-    _gc_timer_cm->register_gc_end(end_tick);
+    _gc_timer_cm->register_gc_end();
     _gc_tracer_cm->report_gc_end(_gc_timer_cm->gc_end(), _gc_timer_cm->time_partitions());
 
     // Clear state variables to prepare for the next concurrent cycle.