Format all tests.

tests/lib_strong/mirrors/relation_subclass_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.
 
 library test.relation_subclass;
 
 import "dart:mirrors";
 
 import "package:expect/expect.dart";
 
 class Superclass {}
+
 class Subclass1 extends Superclass {}
+
 class Subclass2 extends Superclass {}
 
 typedef bool NumberPredicate(num x);
 typedef bool IntegerPredicate(int x);
 typedef bool DoublePredicate(double x);
 
 typedef num NumberGenerator();
 typedef int IntegerGenerator();
 typedef double DoubleGenerator();
 
@@ skipping 78 matching lines @@
   // IntPredRef.isSubclassOf(Func);
   // DubPredRef.isSubclassOf(Func);
   // NumGenRef.isSubclassOf(Func);
   // IntGenRef.isSubclassOf(Func);
   // DubGenRef.isSubclassOf(Func);
 }
 
 main() {
   test(currentMirrorSystem());
 }