dart2js: run dartfmt on tests

tests/compiler/dart2js_native/native_method_rename1_frog_test.dart

 // Copyright (c) 2011, 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 the feature where the native string declares the native method's name.
 
 import "package:expect/expect.dart";
 import 'dart:_js_helper' show Native, JSName;
 
 @Native("A")
 class A {
   @JSName('fooA')
-  int foo() native;
+  int foo() native ;
 
   @JSName('barA')
-  int bar() native;
+  int bar() native ;
 
   @JSName('bazA')
-  int baz() native;
+  int baz() native ;
 }
 
-A makeA() native;
+A makeA() native ;
 
 class B {
   int bar([x]) => 800;
   int baz() => 900;
 }
 
 void setup() native """
 // This code is all inside 'setup' and so not accesible from the global scope.
 function A(){}
 A.prototype.fooA = function(){return 100;};
 A.prototype.barA = function(){return 200;};
 A.prototype.bazA = function(){return 300;};
 
 makeA = function(){return new A};
 """;
 
-
 testDynamic() {
   setup();
 
   var things = [makeA(), new B()];
   var a = things[0];
   var b = things[1];
 
   Expect.equals(100, a.foo());
   Expect.equals(200, a.bar());
   Expect.equals(300, a.baz());
@@ skipping 21 matching lines @@
 expectNoSuchMethod(action, note) {
   bool caught = false;
   try {
     action();
   } catch (ex) {
     caught = true;
     Expect.isTrue(ex is NoSuchMethodError, note);
   }
   Expect.isTrue(caught, note);
 }