removed unneeded code

lib/single-file/modules/css-matched-rules.js

@@ -136,8 +136,7 @@ this.matchedRules = this.matchedRules || (() => {
 
 	function getMatchedElementsSelector(doc, selectorInfo, styles, matchedElementsCache) {
 		let selectorText;
-		const selectorData = cssTree.parse(cssTree.generate(selectorInfo.selector.data), { context: "selector" });
-		const filteredSelectorText = getFilteredSelector({ data: selectorData });
+		const filteredSelectorText = getFilteredSelector(selectorInfo.selector, selectorInfo.selectorText);
 		if (filteredSelectorText != selectorInfo.selectorText) {
 			selectorText = filteredSelectorText;
 		} else {
@@ -172,7 +171,7 @@ this.matchedRules = this.matchedRules || (() => {
 		}
 	}
 
-	function getFilteredSelector(selector) {
+	function getFilteredSelector(selector, selectorText) {
 		const removedSelectors = [];
 		selector = { data: cssTree.parse(cssTree.generate(selector.data), { context: "selector" }) };
 		filterPseudoClasses(selector);
@@ -184,8 +183,8 @@ this.matchedRules = this.matchedRules || (() => {
 					parentSelector.data.children.remove(selector);
 				}
 			});
+			selectorText = cssTree.generate(selector.data).trim();
 		}
-		const selectorText = cssTree.generate(selector.data).trim();
 		return selectorText;
 
 		function filterPseudoClasses(selector, parentSelector) {