code: function () {
              ariaStorageEventBus.stop = true;
              this._clear();
              ariaStorageEventBus.stop = false;
  
              ariaStorageEventBus.notifyChange(this.type, null, null, null);
          }
docs: Empty the list of all key/value pairs, if any. This works across namespaced instances as it cleans the whole
  storage location.