Update language.status and rewrite two tests

tests/language/constructor9_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.
+
+// Check that all final instance fields of a class are initialized by
+// constructors.
 
 
 class Klass {
   Klass(var v): field_ = v { }
-  final uninitializedFinalField_;
+  final uninitializedFinalField_;  /// 01: compile-time error
   var field_;
 }
 
 
-class Constructor2NegativeTest {
-  static testMain() {
-    var o = new Klass(5);
-  }
+main() {
+  new Klass(5);
 }
-
-main() {
-  Constructor2NegativeTest.testMain();
-}