Fix missing exception check in typed array constructor.

test/mjsunit/regress/regress-crbug-168545.js

Index: test/mjsunit/regress/regress-crbug-168545.js
diff --git a/test/mjsunit/regress/regress-2153.js b/test/mjsunit/regress/regress-crbug-168545.js
similarity index 89%
copy from test/mjsunit/regress/regress-2153.js
copy to test/mjsunit/regress/regress-crbug-168545.js
index 3170042bedc6e80f9ca11436f7162c209eb8f799..1bc52fe9b0975b4f654c797da307c8f8ae40fef4 100644
--- a/test/mjsunit/regress/regress-2153.js
+++ b/test/mjsunit/regress/regress-crbug-168545.js
@@ -1,4 +1,4 @@
-// Copyright 2012 the V8 project authors. All rights reserved.
+// Copyright 2013 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:
@@ -26,7 +26,5 @@
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 var o = {};
-o.__defineGetter__('foo', function () { return null; });
-var o = {};
-o.foo = 42;
-assertEquals(42, o.foo);
+Object.defineProperty(o, "length", { get: function() { throw "bail"; }});
+assertThrows("new Int16Array(o);");