WaE: ‘<::’ cannot begin a template-argument list

This is an internal include file deep inside chart2, so just use css::. The
file uses css:: already in a couple of places anyway. So maybe I should have
been brave and just changed all the ugly ::com::sun::star:: into css::?

Change-Id: I705db39ff55f3e47c7e9d2f79fee625d76a22ca0

chart2/source/controller/main/ChartController.hxx

@@ -509,8 +509,8 @@ private:
 
     //view
     VclPtr<ChartWindow> m_pChartWindow;
-    ::com::sun::star::uno::Reference<::com::sun::star::awt::XWindow> m_xViewWindow;
-    ::com::sun::star::uno::Reference<::com::sun::star::uno::XInterface> m_xChartView;
+    css::uno::Reference<css::awt::XWindow> m_xViewWindow;
+    css::uno::Reference<css::uno::XInterface> m_xChartView;
     ::boost::shared_ptr< DrawModelWrapper > m_pDrawModelWrapper;
     DrawViewWrapper* m_pDrawViewWrapper;