change cookies skn

@@ -487,7 +487,7 @@ function _getSortNavAsync(smallSortId, gender) {
 
 // 保存在 gids 和 skns ,最近流览功能
 const saveRecentGoodInCookies = (oldSkns, res, addSkns) => {
-    oldSkns = (oldSkns || '').split(',');
+    oldSkns = oldSkns ? oldSkns.split(',') : [];
 
     _.remove(oldSkns, addSkns);