--- a/src/hotspot/share/gc/g1/g1AllocRegion.cpp	Fri Mar 02 10:09:05 2018 +0100
+++ b/src/hotspot/share/gc/g1/g1AllocRegion.cpp	Fri Mar 02 10:09:08 2018 +0100
@@ -183,7 +183,6 @@
   assert_alloc_region(alloc_region != NULL && !alloc_region->is_empty(), "pre-condition");
 
   _alloc_region = alloc_region;
-  _alloc_region->set_allocation_context(allocation_context());
   _count += 1;
   trace("updated");
 }
@@ -246,8 +245,7 @@
 G1AllocRegion::G1AllocRegion(const char* name,
                              bool bot_updates)
   : _name(name), _bot_updates(bot_updates),
-    _alloc_region(NULL), _count(0), _used_bytes_before(0),
-    _allocation_context(AllocationContext::system()) { }
+    _alloc_region(NULL), _count(0), _used_bytes_before(0) { }
 
 
 HeapRegion* MutatorAllocRegion::allocate_new_region(size_t word_size,