[importer] Add CSSStyleSheet.prototype.addRule polyfill
@@ -108,6 +108,13 @@ if (!String.prototype.includes) {
};
}
+if (!('addRule' in CSSStyleSheet.prototype)) {
+ CSSStyleSheet.prototype.addRule = function (selector, rule, idx) {
+ return this.insertRule(selector + "{" + rule + "}", idx || 0);
+ }
+}
+
+
/*
* Add utility methods to the HUE object
*/
