Fix parent of the WeakMap prototype.

test/mjsunit/harmony/weakmaps.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 139 matching lines @@
 assertEquals(undefined, o.set);
 var o = Object.create({}, { myValue: {
   value: 10,
   enumerable: false,
   configurable: true,
   writable: true
 }});
 assertEquals(10, o.myValue);
 
 
+// Regression test: The parent of the WeakMap prototype is supposed to be the

[rossberg, 2011/09/13 09:27:37]

That comment isn't quite in sync with JS terminology. It just repeats the code
anyway. I suggest moving the assertion to line 141 and simple dropping the
comment.

[Michael Starzinger, 2011/09/13 09:38:41]

Done.

+// Object prototype.
+assertTrue(Object.getPrototypeOf(WeakMap.prototype) === Object.prototype)
+
+
 // Stress Test
 // There is a proposed stress-test available at the es-discuss mailing list
 // which cannot be reasonably automated.  Check it out by hand if you like:
 // https://mail.mozilla.org/pipermail/es-discuss/2011-May/014096.html