packages/SystemUI/res/layout/global_actions_wrapped.xml

<?xml version="1.0" encoding="utf-8"?>
<com.android.systemui.HardwareUiLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:layout_marginBottom="0dp"
    android:paddingTop="@dimen/global_actions_top_padding"
    android:clipToPadding="false"
    android:clipChildren="false">

    <LinearLayout
        android:id="@android:id/list"
        android:layout_width="@dimen/global_actions_panel_width"
        android:layout_height="wrap_content"
        android:layout_gravity="top|end"
        android:layout_marginBottom="@dimen/volume_dialog_margin_bottom"
        android:orientation="vertical"
        android:paddingTop="@dimen/volume_dialog_padding_top"
        android:divider="@null"
        android:dividerHeight="0dp"
        android:translationZ="8dp">

    </LinearLayout>

</com.android.systemui.HardwareUiLayout>