[gtk+] Remove an unused variable

[Matthias Clasen <matthiasc src gnome org>]

commit 745a9426b058c9e92cf94fca657b10685fc84317
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Sep 1 12:56:22 2017 -0400

    Remove an unused variable

 gtk/gtklabel.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtklabel.c b/gtk/gtklabel.c
index 5845005..4f87501 100644
--- a/gtk/gtklabel.c
+++ b/gtk/gtklabel.c
@@ -3963,7 +3963,6 @@ gtk_label_snapshot (GtkWidget   *widget,
           cairo_region_t *range_clip;
           cairo_rectangle_int_t clip_extents;
           GdkRectangle rect;
-          cairo_t *cr;
 
           if (info->selectable &&
               gtk_widget_has_focus (widget) &&