[gtk+] gtkthemingengine: Eliminate a dead assignment

[Philip Withnall <pwithnall src gnome org>]

commit 1adf0becc2c1fd64fdf6f197f0c4733c20bb232a
Author: Philip Withnall <philip withnall collabora co uk>
Date:   Wed Nov 20 17:36:16 2013 +0000

    gtkthemingengine: Eliminate a dead assignment
    
    This is technically a dead assignment, but is nice to retain for
    clarity. Moving it to the variable definition shuts scan-build up.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=712760

 gtk/gtkthemingengine.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkthemingengine.c b/gtk/gtkthemingengine.c
index 775fd6b..b38059b 100644
--- a/gtk/gtkthemingengine.c
+++ b/gtk/gtkthemingengine.c
@@ -2058,10 +2058,9 @@ gtk_theming_engine_render_frame_gap (GtkThemingEngine *engine,
   GtkStateFlags state;
   gint border_width;
   GtkCssValue *corner[4];
-  gdouble x0, y0, x1, y1, xc, yc, wc, hc;
+  gdouble x0, y0, x1, y1, xc = 0.0, yc = 0.0, wc = 0.0, hc = 0.0;
   GtkBorder border;
 
-  xc = yc = wc = hc = 0;
   state = gtk_theming_engine_get_state (engine);
   junction = gtk_theming_engine_get_junction_sides (engine);