lint/cli/src/test/java/com/android/tools/lint/checks/data/apicheck/ripple.xml

<ripple
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:tint="#ffffffff"
    android:tintMode="src_over"
    >
    <item>
        <shape>
            <solid android:color="#d4ffffff" />
            <corners android:radius="20dp" />
        </shape>
    </item>
</ripple>