--- a/hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.hpp	Tue Sep 09 04:48:41 2014 +0200
+++ b/hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.hpp	Wed Sep 10 13:01:13 2014 -0700
@@ -263,6 +263,9 @@
   // Class that handles the different kinds of allocations.
   G1Allocator* _allocator;
 
+  // Statistics for each allocation context
+  AllocationContextStats _allocation_context_stats;
+
   // PLAB sizing policy for survivors.
   PLABStats _survivor_plab_stats;
 
@@ -657,6 +660,8 @@
   // Determines PLAB size for a particular allocation purpose.
   size_t desired_plab_sz(GCAllocPurpose purpose);
 
+  inline AllocationContextStats& allocation_context_stats();
+
   // Do anything common to GC's.
   virtual void gc_prologue(bool full);
   virtual void gc_epilogue(bool full);