diff -r 044f2ca6ce22 -r 785a12e0f89b src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp
--- a/src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp	Wed May 29 09:25:20 2019 +0200
+++ b/src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp	Wed May 29 12:01:21 2019 +0200
@@ -520,9 +520,6 @@
 
   bool is_in(const void* p) const;
 
-  size_t obj_size(oop obj) const;
-  virtual ptrdiff_t cell_header_size() const;
-
   void collect(GCCause::Cause cause);
   void do_full_collection(bool clear_all_soft_refs);
 
@@ -576,10 +573,6 @@
                                                size_t size,
                                                Metaspace::MetadataType mdtype);
 
-  oop obj_allocate(Klass* klass, int size, TRAPS);
-  oop array_allocate(Klass* klass, int size, int length, bool do_zero, TRAPS);
-  oop class_allocate(Klass* klass, int size, TRAPS);
-
   void notify_mutator_alloc_words(size_t words, bool waste);
 
   // Shenandoah supports TLAB allocation
@@ -591,10 +584,6 @@
   size_t max_tlab_size() const;
   size_t tlab_used(Thread* ignored) const;
 
-  HeapWord* tlab_post_allocation_setup(HeapWord* obj);
-  void fill_with_dummy_object(HeapWord* start, HeapWord* end, bool zap);
-  size_t min_dummy_object_size() const;
-
   void resize_tlabs();
 
   void ensure_parsability(bool retire_tlabs);