Format all tests.

tests/language/large_class_declaration_test.dart

 // Copyright (c) 2014, 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.
 
 // Dart test program for testing compilation of classes with a large number
 // of fields.
 
 import "package:expect/expect.dart";
 
 class A {
@@ skipping 19997 matching lines @@
   var a19997;
   var a19998;
   var a19999;
   var a20000;
 }
 
 main() {
   var a = new A();
   a.a20000 = 42;
   Expect.equals(42, a.a20000);
-}
+}