fix: upgrade bug. completed by xuxiuxi

zhangzengfei

2020-03-31 0ce893695d32ab686f9e2309509e80c6feb0d380

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<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
 
</RelativeLayout>