Merge r9213 into the 3.3 branch.

test/mjsunit/regress/regress-95920.js

 // Copyright 2011 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 38 matching lines @@
     }, TypeError)
 })();
 
 (function() {
   assertThrows(function() {
       Object.defineProperty(new Int8Array(42), "1",
                             { writable: false, value: "1" });
       assertUnreable();
     })
 })();