void DrawRemoveButton(Rect rect)
        {
            GUILayout.BeginArea(rect);
            GUILayout.BeginHorizontal(Styles.headerGroupStyle);
            GUILayout.FlexibleSpace();

            if (GUILayout.Button(Styles.buttonContent, EditorStyles.miniButton, GUILayout.Width(k_ButtonWidth)))
            {
                PrefabUtility.RemovePrefabInstanceUnusedOverrides(m_InstanceOverridesInfos);
                editorWindow.Close();
                m_Owner.RefreshStatus();
                GUIUtility.ExitGUI();
            }
            GUILayout.Space(k_BodyTextPaddingSmall);
            GUILayout.EndHorizontal();
            GUILayout.EndArea();
        }