Format all tests.

tests/language/constructor2_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.
 // Dart test program for constructors and initializers.
 
 import "package:expect/expect.dart";
 
 // Expect the initializer expressions E(i) to be evaluated
 // in the order 1, 2, 3, ...
 // Each expression must be evaluated exactly once.
@@ skipping 11 matching lines @@
     Expect.equals(2, x);
     Expect.equals(3, y);
     Expect.equals(4, a1);
     E(6);
   }
 }
 
 class B extends A {
   var b1, b2;
 
-  B(x) : b1 = E(1), super(E(2), E(3)), b2 = E(5) {
+  B(x)
+      : b1 = E(1),
+        super(E(2), E(3)),
+        b2 = E(5) {
     Expect.equals(1, b1);
     Expect.equals(5, b2);
     E(7);
   }
 }
 
 main() {
   var b = new B(0);
   Expect.equals("1-2-3-4-5-6-7-", trace);
 }