dart2js: run dartfmt on tests

tests/compiler/dart2js_extra/interceptor_named_arguments_test.dart

Index: tests/compiler/dart2js_extra/interceptor_named_arguments_test.dart
diff --git a/tests/compiler/dart2js_extra/interceptor_named_arguments_test.dart b/tests/compiler/dart2js_extra/interceptor_named_arguments_test.dart
index 6911a96c4480f3188616b181a856c399e9b65eb8..32e92827837f341d8d54cf167cee875c10db7557 100644
--- a/tests/compiler/dart2js_extra/interceptor_named_arguments_test.dart
+++ b/tests/compiler/dart2js_extra/interceptor_named_arguments_test.dart
@@ -2,7 +2,6 @@
 // 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.
 
-
 // Test that the proper one-shot interceptor is used for different
 // combinations of named arguments.
 import "package:expect/expect.dart";
@@ -23,7 +22,6 @@ class Other {
 @NoInline()
 bool wontTell(bool x) => x;
 
-
 // Ensure that we use the interceptor only once per context so that we
 // actually get a one-shot interceptor. This is a little brittle...
 @NoInline()
@@ -46,7 +44,7 @@ testD(thing) {
   Expect.equals(3, thing.createFragment(null, validator: 1, treeSanitizer: 1));
 }
 
-main () {
+main() {
   // Ensure we get interceptors into play.
   var thing = wontTell(true) ? new Other() : new DivElement();
   testA(thing);