[gtk+] gtkframe: remove unused variable

[Carlos Soriano Sánchez <csoriano src gnome org>]

commit 79b6d4898339a38ecb67696a110a5b0374521291
Author: Carlos Soriano <csoriano gnome org>
Date:   Sat Dec 26 20:52:31 2015 +0100

    gtkframe: remove unused variable
    
    And fix the compiler warning

 gtk/gtkframe.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkframe.c b/gtk/gtkframe.c
index b833178..da96b8f 100644
--- a/gtk/gtkframe.c
+++ b/gtk/gtkframe.c
@@ -871,7 +871,6 @@ gtk_frame_real_compute_child_allocation (GtkFrame      *frame,
                                         GtkAllocation *child_allocation)
 {
   GtkFramePrivate *priv = frame->priv;
-  GtkWidget *widget = GTK_WIDGET (frame);
   GtkAllocation allocation;
   gint border_width, height;