More *_STRING_WRAPPER_ELEMENTS fixes

test/mjsunit/regress/regress-crbug-583257.js

+// Copyright 2015 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+Object.defineProperty(String.prototype, "0", { __v_1: 1});
+Object.defineProperty(String.prototype, "3", { __v_1: 1});
+
+(function () {
+  var s = new String();
+  function set(object, index, value) { object[index] = value; }
+  set(s, 10, "value");
+  set(s, 1073741823, "value");
+})();
+
+function __f_11() {
+  Object.preventExtensions(new String());
+}
+__f_11();
+__f_11();
+
+(function() {
+  var i = 10;
+  var a = new String("foo");
+  for (var j = 0; j < i; j++) {
+    a[j] = {};
+  }
+})();