new classes: no longer experimental.

test/message/super-constructor.out

Index: test/message/super-constructor.out
diff --git a/test/message/super-constructor.out b/test/message/super-constructor.out
index bc3a699dbe9b235fa2e2e30b5a3fb4eeb7358571..63fb9c94e320857f1d1b8c8df2002a4d44ec2ce9 100644
--- a/test/message/super-constructor.out
+++ b/test/message/super-constructor.out
@@ -1,8 +1,9 @@
 # Copyright 2014 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.
-*%(basename)s:10: TypeError: A 'super' constructor call may only appear as the first statement of a function, and its arguments may not access 'this'. Other forms are not yet supported.
+*%(basename)s:10: ReferenceError: Unsupported reference to 'super'
     super(this.x);
-     
-TypeError: A 'super' constructor call may only appear as the first statement of a function, and its arguments may not access 'this'. Other forms are not yet supported.
+    ^
+ReferenceError: Unsupported reference to 'super'
+    at new C (*%(basename)s:10:5)
     at *%(basename)s:14:9