In file included from compositor/lipstickcompositoradaptor.cpp:11:
compositor/lipstickcompositoradaptor.h: In member function ‘LipstickCompositor* LipstickCompositorAdaptor::parent() const’:
compositor/lipstickcompositoradaptor.h:52:65: error: ‘QObject’ is an ambiguous base of ‘LipstickCompositor’
     { return static_cast<LipstickCompositor *>(QObject::parent()); }
                                                                 ^
compositor/lipstickcompositoradaptor.cpp: In constructor ‘LipstickCompositorAdaptor::LipstickCompositorAdaptor(LipstickCompositor*)’:
compositor/lipstickcompositoradaptor.cpp:25:34: error: ‘QObject’ is an ambiguous base of ‘LipstickCompositor’
     : QDBusAbstractAdaptor(parent)
                                  ^