- ns.delete_all= function() {
- ns.retrieve_all_keys((keys) => {
- keys.forEach((key) => ns.delete_key(key));
+ ns.delete_all = function(success) {
+ ns.open_rw_store((store) => {
+ let request = store.clear();
+ request.onsuccess = success;
+ request.onerror = ns.error;