--- old/src/hotspot/share/gc/g1/g1Policy.cpp	2018-11-19 17:20:20.433241800 -0800
+++ new/src/hotspot/share/gc/g1/g1Policy.cpp	2018-11-19 17:20:19.525029900 -0800
@@ -219,10 +219,6 @@
   YoungTargetLengths young_lengths = young_list_target_lengths(rs_lengths);
   _young_list_target_length = young_lengths.first;
 
-  // Resize dram regions set if called after full collection end.
-  if(_g1h->is_hetero_heap() && (Thread::current()->is_VM_thread() || Heap_lock->owned_by_self())) {
-    static_cast <HeapRegionManagerForHeteroHeap*>(_g1h->hrm())->resize_dram_regions(_young_list_target_length, _g1h->workers());
-  }
   return young_lengths.second;
 }