use Q_DISABLE_COPY() macro to disable copying of QPODVector

Signed-off-by: Ivailo Monev <xakepa10@gmail.com>

src/declarative/qml/qpodvector_p.h

@@ -143,8 +143,7 @@ public:
 
     QPODVector<T,Increment> &operator<<(const T &v) { append(v); return *this; }
 private:
-    QPODVector(const QPODVector &);
-    QPODVector &operator=(const QPODVector &);
+    Q_DISABLE_COPY(QPODVector);
     int m_count;
     int m_capacity;
     T *m_data;