[iOS] Fix problem that toasts of last deallocated page continue to show in later pages. (#2106)
[iOS] Fix problem that toasts of last deallocated page continue to show in later pages. (#2106)


KalicyZhou/incubator-weex,KalicyZhou/incubator-weex,alibaba/weex,KalicyZhou/incubator-weex,alibaba/weex,alibaba/weex,alibaba/weex,alibaba/weex,KalicyZhou/incubator-weex,alibaba/weex,KalicyZhou/incubator-weex,alibaba/weex,KalicyZhou/incubator-weex