/** * Copyright (c) Nicolas Gallagher. * Copyright (c) Facebook, Inc. and its affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. * * */ function emptyFunction() {} var BackHandler = { exitApp: emptyFunction, addEventListener: function addEventListener() { return { remove: emptyFunction }; }, removeEventListener: emptyFunction }; export default BackHandler;