update polymer to 0.3.5

pkg/polymer/test/js_interop_test.dart

 // Copyright (c) 2014, 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 polymer.test.web.js_interop_test;
 
 import 'dart:async';
 import 'dart:html';
 import 'dart:js';
 import 'package:polymer/polymer.dart';
@@ skipping 40 matching lines @@
   });
 
   test('js-element in body', () => testInterop(
       querySelector('js-element')));
 
   test('js-element in dart-element', () => testInterop(
       querySelector('dart-element').shadowRoot.querySelector('js-element')));
 
   test('elements can be passed through Node.bind to JS', () {
     var text = querySelector('dart-element2')
-        .shadowRoot.querySelector('js-element2')
-        .shadowRoot.text;
+    .shadowRoot.querySelector('js-element2')
+    .shadowRoot.text;
     expect(text, 'QUX:123');
   });
 
   test('objects with functions can be passed through Node.bind to JS', () {
     var sr = querySelector('dart-element3')
       .shadowRoot.querySelector('js-element3')
       .shadowRoot;
 
     return new Future(() {
       expect(sr.text, 'js-element3[qux]:765');
@@ skipping 67 matching lines @@
 /// Calls Platform.flush() to flush Polymer.js pending operations, e.g.
 /// dirty checking for data-bindings.
 Future flush() {
   var Platform = context['Platform'];
   Platform.callMethod('flush');
 
   var completer = new Completer();
   Platform.callMethod('endOfMicrotask', [() => completer.complete()]);
   return completer.future;
 }