[gtkmm] Gdk: Screen: Add get_monitor_scale_factor().

[Murray Cumming <murrayc src gnome org>]

commit 014cae0b7e42f46afffab1f14217e5798941fcdb
Author: Murray Cumming <murrayc murrayc com>
Date:   Mon Jul 29 10:49:07 2013 +0200

    Gdk: Screen: Add get_monitor_scale_factor().

 gdk/src/screen.hg |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gdk/src/screen.hg b/gdk/src/screen.hg
index 793d553..3a7af2d 100644
--- a/gdk/src/screen.hg
+++ b/gdk/src/screen.hg
@@ -97,6 +97,8 @@ public:
   _WRAP_METHOD(int get_monitor_width_mm(int monitor_num) const, gdk_screen_get_monitor_width_mm)
   _WRAP_METHOD(int get_monitor_height_mm(int monitor_num) const, gdk_screen_get_monitor_height_mm)
   _WRAP_METHOD(Glib::ustring get_monitor_plug_name(int monitor_num) const, gdk_screen_get_monitor_plug_name)
+  
+  _WRAP_METHOD(int get_monitor_scale_factor(int monitor_num), gdk_screen_get_monitor_scale_factor)
 
   _WRAP_METHOD(static Glib::RefPtr<Screen> get_default(), gdk_screen_get_default, refreturn)