function callback(error, caches)
        {
            if (error) {
                console.error("ServiceWorkerCacheAgent error while loading caches: ", error);
                return;
            }
            this._updateCacheNames(securityOrigin, caches);
        }
@param {?Protocol.Error} error
@param {!Array.<!WebInspector.ServiceWorkerCacheModel.Cache>} caches
@this {WebInspector.ServiceWorkerCacheModel}