Merge V8 5.3.332.45.  DO NOT MERGE

Test: Manual

FPIIM-449

Change-Id: Id3254828b068abdea3cb10442e0172a8c9a98e03
(cherry picked from commit 13e2dadd00298019ed862f2b2fc5068bba730bcf)
diff --git a/test/mjsunit/realm-property-access.js b/test/mjsunit/realm-property-access.js
new file mode 100644
index 0000000..679886d
--- /dev/null
+++ b/test/mjsunit/realm-property-access.js
@@ -0,0 +1,20 @@
+// Copyright 2016 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.
+
+var r = Realm.create();
+var f = Realm.eval(r, "function f() { return this }; f()");
+assertEquals(f, Realm.global(r));
+
+// Cross-origin property access throws
+assertThrows(() => f.a, TypeError);
+assertThrows(() => { 'use strict'; f.a = 1 }, TypeError);
+
+var r2 = Realm.createAllowCrossRealmAccess();
+var f2 = Realm.eval(r2, "function f() { return this }; f()");
+assertEquals(f2, Realm.global(r2));
+
+// Same-origin property access doesn't throw
+assertEquals(undefined, f2.a);
+f2.a = 1;
+assertEquals(1, f2.a);