progressbar: Fix a signed/unsigned comparison

diff --git a/gtk/gtkprogressbar.c b/gtk/gtkprogressbar.c
index 6d6b067e195fd1c189baca3575317cbf4a1ace9d..a11f53c5cd750eea4f974265dd0d8ae6638a6cb7 100644 (file)
--- a/gtk/gtkprogressbar.c
+++ b/gtk/gtkprogressbar.c
@@ -427,7 +427,7 @@ gtk_progress_bar_real_update (GtkProgressBar *pbar)
       GtkStyleContext *context;
       GtkStateFlags state;
       GtkBorder padding;
-      guint size;
+      gint size;
 
       gtk_widget_get_allocation (widget, &allocation);
       context = gtk_widget_get_style_context (widget);