--- old/src/hotspot/share/gc/shared/collectedHeap.inline.hpp	2018-03-08 15:53:22.067620614 -0800
+++ new/src/hotspot/share/gc/shared/collectedHeap.inline.hpp	2018-03-08 15:53:21.815621467 -0800
@@ -161,7 +161,7 @@
     AllocTracer::send_allocation_outside_tlab(klass, result, size_in_bytes, THREAD);
 
     if (HeapMonitoring::enabled()) {
-      THREAD->check_for_sampling(result, size_in_bytes);
+      THREAD->heap_sampler().check_for_sampling(result, size_in_bytes);
     }
     return result;
   }