path: root/res/layout/horizontal_divider.xml

<?xml version="1.0" encoding="utf-8"?>
<View xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="@dimen/popup_item_divider_height"
    android:background="?android:attr/listDivider"/>