session-android/res/layout/transport_selection.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
              android:orientation="vertical"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:background="?conversation_transport_popup_background"
              android:elevation="2dp">
    <ListView android:id="@+id/transport_selection_list"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content" />
</LinearLayout>