Updated the files.

my-app/node_modules/rxjs/dist/esm5/internal/observable/ConnectableObservable.js

@@ -0,0 +1,63 @@
+import { __extends } from "tslib";
+import { Observable } from '../Observable';
+import { Subscription } from '../Subscription';
+import { refCount as higherOrderRefCount } from '../operators/refCount';
+import { createOperatorSubscriber } from '../operators/OperatorSubscriber';
+import { hasLift } from '../util/lift';
+var ConnectableObservable = (function (_super) {
+    __extends(ConnectableObservable, _super);
+    function ConnectableObservable(source, subjectFactory) {
+        var _this = _super.call(this) || this;
+        _this.source = source;
+        _this.subjectFactory = subjectFactory;
+        _this._subject = null;
+        _this._refCount = 0;
+        _this._connection = null;
+        if (hasLift(source)) {
+            _this.lift = source.lift;
+        }
+        return _this;
+    }
+    ConnectableObservable.prototype._subscribe = function (subscriber) {
+        return this.getSubject().subscribe(subscriber);
+    };
+    ConnectableObservable.prototype.getSubject = function () {
+        var subject = this._subject;
+        if (!subject || subject.isStopped) {
+            this._subject = this.subjectFactory();
+        }
+        return this._subject;
+    };
+    ConnectableObservable.prototype._teardown = function () {
+        this._refCount = 0;
+        var _connection = this._connection;
+        this._subject = this._connection = null;
+        _connection === null || _connection === void 0 ? void 0 : _connection.unsubscribe();
+    };
+    ConnectableObservable.prototype.connect = function () {
+        var _this = this;
+        var connection = this._connection;
+        if (!connection) {
+            connection = this._connection = new Subscription();
+            var subject_1 = this.getSubject();
+            connection.add(this.source.subscribe(createOperatorSubscriber(subject_1, undefined, function () {
+                _this._teardown();
+                subject_1.complete();
+            }, function (err) {
+                _this._teardown();
+                subject_1.error(err);
+            }, function () { return _this._teardown(); })));
+            if (connection.closed) {
+                this._connection = null;
+                connection = Subscription.EMPTY;
+            }
+        }
+        return connection;
+    };
+    ConnectableObservable.prototype.refCount = function () {
+        return higherOrderRefCount()(this);
+    };
+    return ConnectableObservable;
+}(Observable));
+export { ConnectableObservable };
+//# sourceMappingURL=ConnectableObservable.js.map