lint/libs/lint-tests/src/test/java/com/android/tools/lint/checks/data/rtl/symmetry.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <TextView
        android:text="@string/hello_world"
        android:paddingEnd="?android:listPreferredItemPaddingEnd"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />

</RelativeLayout>