: function(url) {
var module = Polymer.DomModule.import(this.is);
var root = "";
if (module) {
var assetPath = module.getAttribute("assetpath") || "";
root = Polymer.ResolveUrl.resolveUrl(assetPath, module.ownerDocument.baseURI);
}
return Polymer.ResolveUrl.resolveUrl(url, root);
}
});

Polymer.CssParse = function() {
var api = {
parse: function(text) {
text = this._clean(text);
return this._parseCss(this._lex(text), text);
},
_clean: function(cssText) {
return cssText.replace(rx.comments, "").replace(rx.po