Qt 5 to-do in QTextDocument

#if 0
    // ### Qt5: reenable
#ifndef QT_NO_TEXTEDIT
    else if (QTextEdit *edit = qobject_cast<QTextEdit *>(parent())) {
        QUrl resolvedName = edit->d_func()->resolveUrl(name);
        r = edit->loadResource(type, resolvedName);
    }
#endif
#ifndef QT_NO_TEXTCONTROL
    else if (QWidgetTextControl *control = qobject_cast<QWidgetTextControl *>(parent())) {
        r = control->loadResource(type, name);
    }
#endif
#endif