Refactoring two pieces of polymer:

pkg/polymer/lib/src/instance.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.
 
 part of polymer;
 
 /// Use this annotation to publish a field as an attribute. For example:
 ///
 ///     class MyPlaybackElement extends PolymerElement {
 ///       // This will be available as an HTML attribute, for example:
@@ skipping 633 matching lines @@
 
     if (_bindLog.isLoggable(Level.FINE)) {
       _bindLog.fine('bindProperty: [$bindable] to [${localName}].[name]');
     }
 
     // capture A's value if B's value is null or undefined,
     // otherwise use B's value
     // TODO(sorvell): need to review, can do with ObserverTransform
     var v = bindable.value;
     if (v == null) {
-      bindable.value = reflect(this).getField(name).reflectee;
+      bindable.value = smoke.read(this, name);

[Siggi Cherem (dart-lang), 2014/03/06 22:45:23]

oops - one lingering use of mirrors... 

     }
 
     // TODO(jmesserly): this will create another subscription.
     // It would be nice to have this reuse our existing _propertyObserver
     // created by observeProperties, to avoid more observation overhead.
     return new _PolymerBinding(this, name, bindable);
   }
 
   /// Attach event listeners on the host (this) element.
   void addHostListeners() {
@@ skipping 352 matching lines @@
     if (_sub != null) {
       if (_eventsLog.isLoggable(Level.FINE)) {
         _eventsLog.fine(
             'event.remove: [$_node].$_eventName => [$_model].$_path())');
       }
      _sub.cancel();
       _sub = null;
     }
   }
 }