[gtk+] Drop an unused variable

[Emmanuele Bassi <ebassi src gnome org>]

commit b371b5da428455b63b4e2345da664a447a07b951
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Aug 5 08:13:53 2016 -0400

    Drop an unused variable

 gtk/gtkcssgadget.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkcssgadget.c b/gtk/gtkcssgadget.c
index 12499c2..604c62e 100644
--- a/gtk/gtkcssgadget.c
+++ b/gtk/gtkcssgadget.c
@@ -812,7 +812,6 @@ gtk_css_gadget_get_render_node (GtkCssGadget  *gadget,
   GskRenderNode *bg_node, *border_node;
   graphene_rect_t bounds;
   graphene_point3d_t p;
-  graphene_matrix_t m;
   int x, y, width, height;
   int contents_x, contents_y, contents_width, contents_height;
   GtkAllocation margin_box;