Android 10.0 SystemUI removes the black transparent background of QuickQsPanel

In the native system of 10.0, the QuickQsPanel of the drop-down status bar will have a black transparent background by default. When the default wallpaper is set to be transparent, you can see it clearly, so you need to remove these black transparent backgrounds
and drop-down status bar layout file is qs_panel.xml

<com.android.systemui.qs.QSContainerImpl
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/quick_settings_container"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:clipToPadding="false"
    android:clipChildren="fals