[gtk+] Fix a thinko in GtkLabel

[Matthias Clasen <matthiasc src gnome org>]

commit 07942446d7025e15423ee0a484ebadd00c5ddea2
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Aug 15 11:16:46 2015 -0400

    Fix a thinko in GtkLabel

 gtk/gtklabel.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtklabel.c b/gtk/gtklabel.c
index a18b798..9756d3a 100644
--- a/gtk/gtklabel.c
+++ b/gtk/gtklabel.c
@@ -1543,11 +1543,11 @@ G_GNUC_END_IGNORE_DEPRECATIONS
       break;
     case PANGO_ATTR_FOREGROUND_ALPHA:
       if (gtk_builder_value_from_string_type (builder, G_TYPE_INT, value, &val, error))
-        attribute = pango_attr_foreground_alpha_new ((guint16)value);
+        attribute = pango_attr_foreground_alpha_new ((guint16)g_value_get_int (&val));
       break;
     case PANGO_ATTR_BACKGROUND_ALPHA:
       if (gtk_builder_value_from_string_type (builder, G_TYPE_INT, value, &val, error))
-        attribute = pango_attr_background_alpha_new ((guint16)value);
+        attribute = pango_attr_background_alpha_new ((guint16)g_value_get_int (&val));
       break;
     case PANGO_ATTR_INVALID:
     default: