--- a/hotspot/src/share/vm/gc/g1/g1CollectedHeap.hpp	Fri Mar 11 11:22:56 2016 +0100
+++ b/hotspot/src/share/vm/gc/g1/g1CollectedHeap.hpp	Fri Mar 11 11:22:56 2016 +0100
@@ -83,6 +83,7 @@
 class G1Allocator;
 class G1ArchiveAllocator;
 class G1HeapVerifier;
+class G1HeapSizingPolicy;
 
 typedef OverflowTaskQueue<StarTask, mtGC>         RefToScanQueue;
 typedef GenericTaskQueueSet<RefToScanQueue, mtGC> RefToScanQueueSet;
@@ -360,6 +361,7 @@
 
   // The current policy object for the collector.
   G1CollectorPolicy* _g1_policy;
+  G1HeapSizingPolicy* _heap_sizing_policy;
 
   G1CollectionSet _collection_set;