[gtk+] label: Fix another sizing corner case causing segfaults

[Benjamin Otte <otte src gnome org>]

commit 0d9a45d46006cf03afc1868130005736cf5a2d0c
Author: Benjamin Otte <otte redhat com>
Date:   Thu Nov 8 23:15:19 2012 +0100

    label: Fix another sizing corner case causing segfaults
    
    If the "wider" label is the smaller one, use the wider size for both
    cases. This can happen when ellipsizing a single character, which is
    often smaller than the ellipsizing glpyph(s).

 gtk/gtklabel.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtklabel.c b/gtk/gtklabel.c
index a3c9283..92f55b6 100644
--- a/gtk/gtklabel.c
+++ b/gtk/gtklabel.c
@@ -3557,7 +3557,8 @@ gtk_label_get_preferred_layout_size (GtkLabel *label,
       *smallest = *widest;
     }
 
-  g_assert (widest->width >= smallest->width);
+  if (widest->width < smallest->width)
+    *smallest = *widest;
 
   g_object_unref (layout);
 }