Reformat untouched files.

tests/compiler/dart2js/jsinterop/world_test.dart

 // 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.
 
 library jsinterop.world_test;
 
 import 'package:expect/expect.dart';
 import 'package:async_helper/async_helper.dart';
 import 'package:compiler/src/elements/elements.dart' show ClassElement;
 import 'package:compiler/src/elements/names.dart';
 import 'package:compiler/src/universe/selector.dart';
 import 'package:compiler/src/world.dart';
 import '../type_test_helper.dart';
 
 void main() {
   asyncTest(() async {
     await testClasses();
   });
 }
 
 testClasses() async {
   test(String mainSource,
       {List<String> directlyInstantiated: const <String>[],
       List<String> abstractlyInstantiated: const <String>[],
       List<String> indirectlyInstantiated: const <String>[]}) async {
-    TypeEnvironment env = await TypeEnvironment.create(
-        r"""
+    TypeEnvironment env = await TypeEnvironment.create(r"""
 @JS()
 class A {
   get foo;
 
   external A(var foo);
 }
 
 @JS('BClass')
 class B {
   get foo;
@@ skipping 28 matching lines @@
 
   F(this.foo);
 }
 
 newA() => new A(0);
 newB() => new B(1);
 newC() => new C(foo: 2);
 newD() => new D(foo: 3);
 newE() => new E(4);
 newF() => new F(5);
-""",
-        mainSource: """
+""", mainSource: """
 import 'package:js/js.dart';
 
 $mainSource
-""",
-        useMockCompiler: false);
+""", useMockCompiler: false);
     Map<String, ClassElement> classEnvironment = <String, ClassElement>{};
 
     ClassElement registerClass(ClassElement cls) {
       classEnvironment[cls.name] = cls;
       return cls;
     }
 
     ClosedWorld world = env.closedWorld;
     ClassElement Object_ = registerClass(world.commonElements.objectClass);
     ClassElement Interceptor =
@@ skipping 102 matching lines @@
 
   await test('main() => newE();', directlyInstantiated: ['E']);
 
   await test('main() => newF();', directlyInstantiated: ['F']);
 
   await test('main() => [newD(), newE()];',
       directlyInstantiated: ['E'],
       abstractlyInstantiated: ['A', 'B', 'C', 'D'],
       indirectlyInstantiated: ['Object', 'Interceptor', 'JavaScriptObject']);
 }