Missing constructor

...the implementation in ChartView.cxx oddly got removed from
<https://gerrit.libreoffice.org/#/c/14431/1> to
<https://gerrit.libreoffice.org/#/c/14431/2>, but the declaration in
chartcore.component was missing from the start

Change-Id: I71699ee74278f7e419eca63c5784b46efc42d96b

chart2/source/chartcore.component

@@ -256,7 +256,8 @@
     <service name="com.sun.star.document.ExportFilter"/>
     <service name="com.sun.star.document.ImportFilter"/>
   </implementation>
-  <implementation name="com.sun.star.comp.chart2.ChartView">
+  <implementation name="com.sun.star.comp.chart2.ChartView"
+    constructor="com_sun_star_comp_chart2_ChartView_get_implementation">
     <service name="com.sun.star.chart2.ChartView"/>
   </implementation>
 </component>

chart2/source/view/main/ChartView.cxx

@@ -3435,4 +3435,12 @@ void ChartView::updateOpenGLWindow()
 
 } //namespace chart
 
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * SAL_CALL
+com_sun_star_comp_chart2_ChartView_get_implementation(css::uno::XComponentContext *context,
+                                                         css::uno::Sequence<css::uno::Any> const &)
+{
+    ::chart::ChartModel *pChartModel = new ::chart::ChartModel(context);
+    return cppu::acquire(new ::chart::ChartView(context, *pChartModel));
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */