[glade/margins] Fixed unused variable warning.

[Juan Pablo Ugarte <jpu src gnome org>]

commit 871ec81ed1f668eb515e61e4ad570f15b64996f5
Author: Juan Pablo Ugarte <juanpablougarte gmail com>
Date:   Wed Sep 28 18:25:42 2011 -0300

    Fixed unused variable warning.

 gladeui/glade-placeholder.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/gladeui/glade-placeholder.c b/gladeui/glade-placeholder.c
index beaf23c..215fa30 100644
--- a/gladeui/glade-placeholder.c
+++ b/gladeui/glade-placeholder.c
@@ -396,7 +396,6 @@ glade_placeholder_draw (GtkWidget *widget, cairo_t *cr)
 static gboolean
 glade_placeholder_motion_notify_event (GtkWidget *widget, GdkEventMotion *event)
 {
-  GladePlaceholder *placeholder = GLADE_PLACEHOLDER (widget);
   GladePointerMode pointer_mode;
   GladeProject *project;