Format all tests.

tests/language/regress_26543_2_test.dart

Index: tests/language/regress_26543_2_test.dart
diff --git a/tests/language/regress_26543_2_test.dart b/tests/language/regress_26543_2_test.dart
index 36c06f0f9f7bc50547eff458add82f97cc432909..ac7b5f5cc3a04b2f42238fb6c98d79e7e7a59b2c 100644
--- a/tests/language/regress_26543_2_test.dart
+++ b/tests/language/regress_26543_2_test.dart
@@ -1,14 +1,16 @@
 // Copyright (c) 2016, 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. 
+// BSD-style license that can be found in the LICENSE file.
 
 // Regression test for issue 26543
 
 class C {
   var x, y;
-  C() : x = null ?? <int, int>{}, y = 0 {}
+  C()
+      : x = null ?? <int, int>{},
+        y = 0 {}
 }
 
 main() {
   print(new C());
-}
+}