Function isWindow

test/angular/1.6/angular.js:840–842

* Checks if `obj` is a window object. * * @private * @param {*} obj Object to check * @returns {boolean} True if `obj` is a window obj.

(obj)

 * @returns {boolean} True if `obj` is a window obj.
 */
function isWindow(obj) {
  return obj && obj.window === obj;
}


function isScope(obj) {