[gtk+] Fix make check

[Matthias Clasen <matthiasc src gnome org>]

commit f210dc928127b1b0ffad72ec4baa992721de5f11
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Dec 4 16:59:29 2015 -0500

    Fix make check
    
    GtkFontChooserWidget is using a GThemedIcon in its template,
    so we need to ensure that the type is registered before
    loading it. This was causing the defaultvalue test to fail.

 gtk/gtkfontchooserwidget.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkfontchooserwidget.c b/gtk/gtkfontchooserwidget.c
index 956119f..62e7c0a 100644
--- a/gtk/gtkfontchooserwidget.c
+++ b/gtk/gtkfontchooserwidget.c
@@ -573,6 +573,7 @@ gtk_font_chooser_widget_class_init (GtkFontChooserWidgetClass *klass)
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 
   g_type_ensure (GTK_TYPE_DELAYED_FONT_DESCRIPTION);
+  g_type_ensure (G_TYPE_THEMED_ICON);
 
   widget_class->screen_changed = gtk_font_chooser_widget_screen_changed;
   widget_class->style_updated = gtk_font_chooser_widget_style_updated;