--- old/src/share/vm/gc/g1/g1CollectedHeap.hpp	2016-03-15 12:03:19.123104401 +0100
+++ new/src/share/vm/gc/g1/g1CollectedHeap.hpp	2016-03-15 12:03:19.031100636 +0100
@@ -85,6 +85,7 @@
 class G1Allocator;
 class G1ArchiveAllocator;
 class G1HeapVerifier;
+class G1HeapSizingPolicy;
 
 typedef OverflowTaskQueue<StarTask, mtGC>         RefToScanQueue;
 typedef GenericTaskQueueSet<RefToScanQueue, mtGC> RefToScanQueueSet;
@@ -364,6 +365,7 @@
 
   // The current policy object for the collector.
   G1CollectorPolicy* _g1_policy;
+  G1HeapSizingPolicy* _heap_sizing_policy;
 
   G1CollectionSet _collection_set;