Updating Polymer to derive from custom elements.

pkg/polymer/test/attr_deserialize_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.
 
 import 'dart:html';
 import 'package:unittest/unittest.dart';
 import 'package:unittest/html_config.dart';
 import 'package:polymer/polymer.dart';
 
 @CustomTag('my-element')

[Siggi Cherem (dart-lang), 2013/10/14 16:58:00]

missing 'type'?

 class MyElement extends PolymerElement {
+  MyElement.created() : super.created();
+
   @published double volume;
   @published int factor;
   @published bool crankIt;
   @published String msg;
   @published DateTime time;
   @published Object json;
 }
 
 main() {
   useHtmlConfiguration();
@@ skipping 14 matching lines @@
     // Collapse adjacent whitespace like a browser would:
     text = text.replaceAll('\n', ' ').replaceAll(new RegExp(r'\s+'), ' ');
 
     // Note: using "${33.0}" because the toString differs in JS vs Dart VM.
     expect(text, " Yo! The volume is ${33.0} !! The time is "
         "2013-08-08 18:34:00.000Z and here's some JSON: "
         "{here: is, some: json, x: 123} ",
         reason: 'text should match expected HTML template');
   });
 }