Format all tests.

tests/language/vm/optimized_shl_test.dart

Index: tests/language/vm/optimized_shl_test.dart
diff --git a/tests/language/vm/optimized_shl_test.dart b/tests/language/vm/optimized_shl_test.dart
index 0134248b87beb5a5dcb87b9171801799e91bc108..9c1709bff43df4ab7c5e4de21c3ca020d2ecbcda 100644
--- a/tests/language/vm/optimized_shl_test.dart
+++ b/tests/language/vm/optimized_shl_test.dart
@@ -1,4 +1,3 @@
-
 // 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.
@@ -11,11 +10,10 @@ import "package:expect/expect.dart";
 
 test_shl(w, x) {
   x += 1;
-  return w << x & 0xff ;
+  return w << x & 0xff;
 }
 
 main() {
   for (var i = 0; i < 20; i++) test_shl(i, i % 10);
   Expect.equals(4, test_shl(1, 1));
 }
-