Upgrade V8 to 5.1.281.57  DO NOT MERGE

FPIIM-449

Change-Id: Id981b686b4d587ac31697662eb98bb34be42ad90
(cherry picked from commit 3b9bc31999c9787eb726ecdbfd5796bfdec32a18)
diff --git a/test/mjsunit/harmony/array-species-constructor-accessor.js b/test/mjsunit/harmony/array-species-constructor-accessor.js
new file mode 100644
index 0000000..4c852f0
--- /dev/null
+++ b/test/mjsunit/harmony/array-species-constructor-accessor.js
@@ -0,0 +1,28 @@
+// 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.
+
+// Flags: --harmony-species --allow-natives-syntax
+
+// Overwriting the constructor of an instance updates the protector
+
+let x = [];
+
+assertEquals(Array, x.map(()=>{}).constructor);
+assertEquals(Array, x.filter(()=>{}).constructor);
+assertEquals(Array, x.slice().constructor);
+assertEquals(Array, x.splice().constructor);
+assertEquals(Array, x.concat([1]).constructor);
+assertEquals(1, x.concat([1])[0]);
+
+class MyArray extends Array { }
+
+Object.defineProperty(x, 'constructor', {get() { return MyArray; }});
+assertFalse(%SpeciesProtector());
+
+assertEquals(MyArray, x.map(()=>{}).constructor);
+assertEquals(MyArray, x.filter(()=>{}).constructor);
+assertEquals(MyArray, x.slice().constructor);
+assertEquals(MyArray, x.splice().constructor);
+assertEquals(MyArray, x.concat([1]).constructor);
+assertEquals(1, x.concat([1])[0]);