When QWindowContainer is used on a widget and a Popup window is open, left-clicking QWindow area won't close the popup window.

1. Compile and run attached project.
2. Click "Create QQuickView" button and load simple QML file in QWindowContainer.
3. Click red QWindow area and notice the click count is increasing.
4. Open a Qt::Popup window either by right-clicking QLineEdit or left-clicking QComboBox.
5. While the popup is open, click QWindow area. Popup stays open.