GraphCtrl factory no longer needed

Change-Id: I55f8280bb256c8eb298dd3550cc2a9621b2cfb4b
Reviewed-on: https://gerrit.libreoffice.org/55933
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

extras/source/glade/libreoffice-catalog.xml.in

@@ -422,9 +422,6 @@
     <glade-widget-class title="Emboss Control" name="cuilo-EmbossControl"
                         generic-name="Emboss Control" parent="svxlo-SvxRectCtl"
                         icon-name="widget-gtk-drawingarea"/>
-    <glade-widget-class title="Graph Control" name="svxlo-GraphCtrl"
-                        generic-name="Graph Control" parent="GtkDrawingArea"
-                        icon-name="widget-gtk-drawingarea"/>
     <glade-widget-class title="Frame Direction ListBox" name="svxlo-FrameDirectionListBox"
                         generic-name="FrameDirectionListBox" parent="GtkComboBox"
                         icon-name="widget-gtk-combobox"/>

svx/source/dialog/graphctl.cxx

@@ -72,8 +72,6 @@ GraphCtrl::GraphCtrl( vcl::Window* pParent, WinBits nStyle ) :
     EnableRTL( false );
 }
 
-VCL_BUILDER_FACTORY_CONSTRUCTOR(GraphCtrl, 0)
-
 GraphCtrl::~GraphCtrl()
 {
     disposeOnce();