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/regress/regress-crbug-615774.js b/test/mjsunit/regress/regress-crbug-615774.js
new file mode 100644
index 0000000..ea5e675
--- /dev/null
+++ b/test/mjsunit/regress/regress-crbug-615774.js
@@ -0,0 +1,11 @@
+// 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.
+
+Error.prepareStackTrace = (e,s) => s;
+var CallSiteConstructor = Error().stack[0].constructor;
+
+try {
+  (new CallSiteConstructor(CallSiteConstructor, 6)).toString();
+} catch (e) {
+}