diff --git a/src/hotspot/share/opto/runtime.hpp b/src/hotspot/share/opto/runtime.hpp
index 54219de..8daf616 100644
--- a/src/hotspot/share/opto/runtime.hpp
+++ b/src/hotspot/share/opto/runtime.hpp
@@ -141,8 +141,6 @@ class OptoRuntime : public AllStatic {
   static address _multianewarray4_Java;
   static address _multianewarray5_Java;
   static address _multianewarrayN_Java;
-  static address _g1_wb_pre_Java;
-  static address _g1_wb_post_Java;
   static address _vtable_must_compile_Java;
   static address _complete_monitor_locking_Java;
   static address _rethrow_Java;
@@ -170,8 +168,6 @@ class OptoRuntime : public AllStatic {
   static void multianewarray4_C(Klass* klass, int len1, int len2, int len3, int len4, JavaThread *thread);
   static void multianewarray5_C(Klass* klass, int len1, int len2, int len3, int len4, int len5, JavaThread *thread);
   static void multianewarrayN_C(Klass* klass, arrayOopDesc* dims, JavaThread *thread);
-  static void g1_wb_pre_C(oopDesc* orig, JavaThread* thread);
-  static void g1_wb_post_C(void* card_addr, JavaThread* thread);
 
 public:
   // Slow-path Locking and Unlocking
@@ -223,8 +219,6 @@ private:
   static address multianewarray4_Java()                  { return _multianewarray4_Java; }
   static address multianewarray5_Java()                  { return _multianewarray5_Java; }
   static address multianewarrayN_Java()                  { return _multianewarrayN_Java; }
-  static address g1_wb_pre_Java()                        { return _g1_wb_pre_Java; }
-  static address g1_wb_post_Java()                       { return _g1_wb_post_Java; }
   static address vtable_must_compile_stub()              { return _vtable_must_compile_Java; }
   static address complete_monitor_locking_Java()         { return _complete_monitor_locking_Java; }
   static address monitor_notify_Java()                   { return _monitor_notify_Java; }
@@ -257,8 +251,6 @@ private:
   static const TypeFunc* multianewarray4_Type(); // multianewarray
   static const TypeFunc* multianewarray5_Type(); // multianewarray
   static const TypeFunc* multianewarrayN_Type(); // multianewarray
-  static const TypeFunc* g1_wb_pre_Type();
-  static const TypeFunc* g1_wb_post_Type();
   static const TypeFunc* complete_monitor_enter_Type();
   static const TypeFunc* complete_monitor_exit_Type();
   static const TypeFunc* monitor_notify_Type();