[gtk+] Remove a redundant call

[Matthias Clasen <matthiasc src gnome org>]

commit 8765970ba141ef47af7e1dab856188361c2e6c0b
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Oct 29 06:42:08 2014 -0400

    Remove a redundant call
    
    No need to set shapes twice in a row.

 gtk/gtkwidget.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 1fdfe6c..fc5063c 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -12951,7 +12951,6 @@ gtk_widget_update_input_shape (GtkWidget *widget)
           free_region = TRUE;
           region = cairo_region_copy (app_region);
           cairo_region_intersect (region, csd_region);
-          gdk_window_input_shape_combine_region (priv->window, region, 0, 0);
         }
       else if (app_region)
         region = app_region;