examples/distro/app/src/main/res/layout/flutter_layout.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
              android:layout_width="fill_parent"
              android:layout_height="fill_parent"
              android:orientation="vertical">
    <io.flutter.view.FlutterView
        android:id="@+id/flutter_view"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"/>
</LinearLayout>