tests/UiBench/res/layout/notification.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="vertical"
    android:background="@android:color/white"
    android:paddingBottom="4dp">
    <View android:layout_width="match_parent"
        android:layout_height="1px"
        android:background="#aaa"/>
    <TextView
        android:id="@+id/info"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:drawablePadding="2dp"
        android:gravity="center_vertical"
        android:textAppearance="@android:style/TextAppearance.Material.Notification.Info"
        android:paddingLeft="16dp"
        android:paddingTop="4dp"/>
    <TextView
        android:id="@+id/title"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textAppearance="@android:style/TextAppearance.Material.Notification.Title"
        android:paddingLeft="16dp"/>
    <TextView
        android:id="@+id/line2"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textAppearance="@android:style/TextAppearance.Material.Notification.Line2"
        android:paddingLeft="16dp"/>
</LinearLayout>