Don't draw point symbols for values which have been deleted from uniq…

…ue value dialog

git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@6479 c8812cc2-4d05-0410-92ff-de0c093fc19c

src/core/renderer/qgsuniquevaluerenderer.cpp

@@ -140,7 +140,7 @@ void QgsUniqueValueRenderer::renderFeature(QPainter* p, QgsFeature& f,QImage* im
       //no matching symbol found. In this case, set Qt::NoPen, Qt::NoBrush or transparent image
 	if ( img && mVectorType == QGis::Point )
 	  {
-	    //todo: fill image transparent
+	    img->fill(0);
 	  }
 	else if ( mVectorType != QGis::Point )
 	  {