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

src/regexp-delay.js

 // 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 272 matching lines @@
 // the last successful match.
 var regExpCaptures = [0, 0];
 var regExpSubject = '';
 var regExpInput = "";
 
 // -------------------------------------------------------------------
 
 function SetupRegExp() {
   %FunctionSetInstanceClassName($RegExp, 'RegExp');
   %FunctionSetPrototype($RegExp, new $Object());
-  %AddProperty($RegExp.prototype, 'constructor', $RegExp, DONT_ENUM);
+  %SetProperty($RegExp.prototype, 'constructor', $RegExp, DONT_ENUM);
   %SetCode($RegExp, RegExpConstructor);
 
   InstallFunctions($RegExp.prototype, DONT_ENUM, $Array(
     "exec", RegExpExec,
     "test", RegExpTest,
     "toString", RegExpToString,
     "compile", CompileRegExp
   ));
 
   // The spec says nothing about the length of exec and test, but
@@ skipping 60 matching lines @@
   %DefineAccessor($RegExp, "$'", SETTER, NoOpSetter, DONT_ENUM | DONT_DELETE);
 
   for (var i = 1; i < 10; ++i) {
     %DefineAccessor($RegExp, '$' + i, GETTER, RegExpMakeCaptureGetter(i), DONT_DELETE);
     %DefineAccessor($RegExp, '$' + i, SETTER, NoOpSetter, DONT_DELETE);
   }
 }
 
 
 SetupRegExp();