This change removes the %AddProperty native JavaScript function from V8....

src/runtime.h

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 21 matching lines @@
 
 // The interface to C++ runtime functions.
 
 // ----------------------------------------------------------------------------
 // RUNTIME_FUNCTION_LIST_ALWAYS defines runtime calls available in both
 // release and debug mode.
 // This macro should only be used by the macro RUNTIME_FUNCTION_LIST.
 
 #define RUNTIME_FUNCTION_LIST_ALWAYS(F) \
   /* Property access */ \
-  F(AddProperty, 4) \
   F(GetProperty, 2) \
   F(DeleteProperty, 2) \
   F(HasLocalProperty, 2) \
   F(HasProperty, 2) \
   F(HasElement, 2) \
   F(IsPropertyEnumerable, 2) \
   F(GetPropertyNames, 1) \
   F(GetPropertyNamesFast, 1) \
   F(GetArgumentsProperty, 1) \
   \
@@ skipping 129 matching lines @@
   \
   /* Globals */ \
   F(CompileString, 3) \
   F(CompileScript, 4) \
   F(GlobalPrint, 1) \
   \
   /* Eval */ \
   F(EvalReceiver, 1) \
   \
   F(SetProperty, -1 /* 3 or 4 */) \
-  F(IgnoreAttributesAndSetProperty, 3) \
+  F(IgnoreAttributesAndSetProperty, -1 /* 3 or 4 */) \
   \
   /* Arrays */ \
   F(RemoveArrayHoles, 1) \
   F(GetArrayKeys, 2) \
   F(MoveArrayContents, 2) \
   F(EstimateNumberOfElements, 1) \
   \
   /* Getters and Setters */ \
   F(DefineAccessor, -1 /* 4 or 5 */) \
   F(LookupAccessor, 3) \
@@ skipping 146 matching lines @@
   static Object* GetObjectProperty(Handle<Object> object, Handle<Object> key);
 
   // Helper functions used stubs.
   static void PerformGC(Object* result);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_RUNTIME_H_