Big merge from experimental to bleeding edge.

tools/dom/templates/html/impl/impl_HTMLSelectElement.darttemplate

Index: tools/dom/templates/html/impl/impl_HTMLSelectElement.darttemplate
diff --git a/tools/dom/templates/html/impl/impl_HTMLSelectElement.darttemplate b/tools/dom/templates/html/impl/impl_HTMLSelectElement.darttemplate
index ad44ea673bed365a26717240262236589ccf69a6..5d8210b1d089182ebad5c46afa39571d778b01d7 100644
--- a/tools/dom/templates/html/impl/impl_HTMLSelectElement.darttemplate
+++ b/tools/dom/templates/html/impl/impl_HTMLSelectElement.darttemplate
@@ -11,13 +11,13 @@ $!MEMBERS
   // Override default options, since IE returns SelectElement itself and it
   // does not operate as a List.
   List<OptionElement> get options {
-    return this.children.filter((e) => e is OptionElement);
+    return this.children.where((e) => e is OptionElement).toList();
   }
 
   List<OptionElement> get selectedOptions {
     // IE does not change the selected flag for single-selection items.
     if (this.multiple) {
-      return this.options.filter((o) => o.selected);
+      return this.options.where((o) => o.selected).toList();
     } else {
       return [this.options[this.selectedIndex]];
     }