test rename overhaul: step 8 - language tests

tests/language/constructor2_negative_test.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 // Check that all final instance fields of a class are initialized by constructors.
 
 
 class Klass {
   Klass(var v): field_ = v { }
   final uninitializedFinalField_;
   var field_;
 }
 
 
 class Constructor2NegativeTest {
   static testMain() {
     var o = new Klass(5);
   }
 }
 
 main() {
   Constructor2NegativeTest.testMain();
 }