dart2js: run dartfmt on tests

tests/compiler/dart2js/simple_inferrer_final_field2_test.dart

 // Copyright (c) 2013, 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.
 
 // Test that a non-used generative constructor does not prevent
 // infering types for fields.
 
 import 'package:async_helper/async_helper.dart';
 import 'package:expect/expect.dart';
 
@@ skipping 10 matching lines @@
 
 main() {
   new A();
 }
 """;
 
 void main() {
   Uri uri = new Uri(scheme: 'source');
   var compiler = compilerFor(TEST, uri);
   asyncTest(() => compiler.run(uri).then((_) {
-    var typesInferrer = compiler.globalInference.typesInferrer;
+        var typesInferrer = compiler.globalInference.typesInferrer;
 
-    checkFieldTypeInClass(String className, String fieldName, type) {
-      var cls = findElement(compiler, className);
-      var element = cls.lookupLocalMember(fieldName);
-      Expect.isTrue(typesInferrer.getTypeOfElement(element).containsOnly(type));
-    }
+        checkFieldTypeInClass(String className, String fieldName, type) {
+          var cls = findElement(compiler, className);
+          var element = cls.lookupLocalMember(fieldName);
+          Expect.isTrue(
+              typesInferrer.getTypeOfElement(element).containsOnly(type));
+        }
 
-    checkFieldTypeInClass('A', 'intField', compiler.backend.uint31Implementation);
-    checkFieldTypeInClass('A', 'stringField', compiler.backend.stringImplementation);
-  }));
+        checkFieldTypeInClass(
+            'A', 'intField', compiler.backend.uint31Implementation);
+        checkFieldTypeInClass(
+            'A', 'stringField', compiler.backend.stringImplementation);
+      }));
 }