DOMNodeInserted , Chrome support for this event type has been removed

[uremovals]

[Deprecation] Listener added for a 'DOMNodeInserted' mutation event. Support for this event type has been removed, and this event will no longer be fired. See https://chromestatus.com/feature/5083947249172480 for more information.

                    function e(t, n) {
                        !function(t, e) {
                            if (!(t instanceof e))
                                throw new TypeError("Cannot call a class as a function")
                        }(this, e);
                        var r = function(t, e) {
                            if (!t)
                                throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
                            return !e || "object" != typeof e && "function" != typeof e ? t : e
                        }(this, (e.__proto__ || Object.getPrototypeOf(e)).call(this, t));
                        return r.emitter = n.emitter,
                        Array.isArray(n.whitelist) && (r.whitelist = n.whitelist.reduce(function(t, e) {
                            return t[e] = !0,
                            t
                        }, {})),
                        r.domNode.addEventListener("**DOMNodeInserted**", function() {}),
                        r.optimize(),
                        r.enable(),
                        r
                    }