--- a/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	Thu Feb 22 14:16:18 2018 +0100
+++ b/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	Fri Feb 23 09:38:33 2018 +0100
@@ -225,9 +225,6 @@
   // Class that handles archive allocation ranges.
   G1ArchiveAllocator* _archive_allocator;
 
-  // Statistics for each allocation context
-  AllocationContextStats _allocation_context_stats;
-
   // GC allocation statistics policy for survivors.
   G1EvacStats _survivor_evac_stats;
 
@@ -280,8 +277,7 @@
   // (b) cause == _g1_humongous_allocation
   // (c) cause == _java_lang_system_gc and +ExplicitGCInvokesConcurrent.
   // (d) cause == _dcmd_gc_run and +ExplicitGCInvokesConcurrent.
-  // (e) cause == _update_allocation_context_stats_inc
-  // (f) cause == _wb_conc_mark
+  // (e) cause == _wb_conc_mark
   bool should_do_concurrent_full_gc(GCCause::Cause cause);
 
   // indicates whether we are in young or mixed GC mode
@@ -583,8 +579,6 @@
   // Determines PLAB size for a given destination.
   inline size_t desired_plab_sz(InCSetState dest);
 
-  inline AllocationContextStats& allocation_context_stats();
-
   // Do anything common to GC's.
   void gc_prologue(bool full);
   void gc_epilogue(bool full);
@@ -1132,11 +1126,6 @@
   // "CollectedHeap" supports.
   virtual void collect(GCCause::Cause cause);
 
-  virtual bool copy_allocation_context_stats(const jint* contexts,
-                                             jlong* totals,
-                                             jbyte* accuracy,
-                                             jint len);
-
   // True iff an evacuation has failed in the most-recent collection.
   bool evacuation_failed() { return _evacuation_failed; }