Remove Element#attributes.

sky/framework/sky-element/TemplateBinding.sky

Index: sky/framework/sky-element/TemplateBinding.sky
diff --git a/sky/framework/sky-element/TemplateBinding.sky b/sky/framework/sky-element/TemplateBinding.sky
index 292c71f5a9b438f7cc1d8a9565a1447c2314cfcd..6483322b46ef4a4f2e911e0ba1abe1922a812c37 100644
--- a/sky/framework/sky-element/TemplateBinding.sky
+++ b/sky/framework/sky-element/TemplateBinding.sky
@@ -539,9 +539,10 @@ function parseAttributeBindings(element, prepareBindingFn) {
   var bindings = [];
   var ifFound = false;
   var bindFound = false;
+  var attributes = element.getAttributes();
 
-  for (var i = 0; i < element.attributes.length; i++) {
-    var attr = element.attributes[i];
+  for (var i = 0; i < attributes.length; i++) {
+    var attr = attributes[i];
     var name = attr.name;
     var value = attr.value;