Fix code generation in polymer: we avoided generating types above HtmlElement in

pkg/polymer/lib/src/build/script_compactor.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.
 
 /// Transfomer that combines multiple dart script tags into a single one.
 library polymer.src.build.script_compactor;
 
 import 'dart:async';
 import 'dart:convert';
 
@@ skipping 251 matching lines @@
           withAnnotations: [types.publishedElement, types.observableElement]));
 
     for (var tagName in tagNames) {
       // Include an initializer that will call Polymer.register
       initializers.add(new _CustomTagInitializer(id, tagName, cls.displayName));
 
       // Include also properties published via the `attributes` attribute.
       var attrs = publishedAttributes[tagName];
       if (attrs == null) continue;
       for (var attr in attrs) {
-        recorder.lookupMember(cls, attr, recursive: true);
+        recorder.lookupMember(cls, attr, recursive: true,
+            includeUpTo: types.htmlElementElement);
       }
     }
   }
 
   /// Determines if [cls] or a supertype has a mixin of the Polymer class.
   bool _hasPolymerMixin(ClassElement cls) {
     while (cls != types.htmlElementElement) {
       for (var m in cls.mixins) {
         if (m.element == types.polymerClassElement) return true;
       }
@@ skipping 423 matching lines @@
   for (var c in combinators) {
     if (c is ShowElementCombinator) {
       var show = c.shownNames.toSet();
       elements.retainWhere((e) => show.contains(e.displayName));
     } else if (c is HideElementCombinator) {
       var hide = c.hiddenNames.toSet();
       elements.removeWhere((e) => hide.contains(e.displayName));
     }
   }
 }