This is used by the event handler to indicate that the view change should be cancelled and web chat's view should
not be changed. Since the view has already changed when this event is fired, this property will cause the view to
change back. Note that the view change events are not fired when the view changes back.
This is used by the event handler to indicate that the view change should be cancelled and web chat's view should not be changed. Since the view has already changed when this event is fired, this property will cause the view to change back. Note that the view change events are not fired when the view changes back.