[gtk+] tests: Sanitize

[Benjamin Otte <otte src gnome org>]

commit e7ffa16094099fe40d6631f6134df16bca7d2771
Author: Benjamin Otte <otte redhat com>
Date:   Fri Aug 15 00:11:35 2014 +0200

    tests: Sanitize
    
    gcc was unhappy again.

 tests/testtextview.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/tests/testtextview.c b/tests/testtextview.c
index c46a59b..0cfd0a1 100644
--- a/tests/testtextview.c
+++ b/tests/testtextview.c
@@ -20,12 +20,12 @@ my_text_view_init (MyTextView *text_view)
 {
 }
 
-static void my_text_view_draw_layer (GtkWidget         *widget,
+static void my_text_view_draw_layer (GtkTextView       *textview,
                                     GtkTextViewLayer   layer,
                                     cairo_t           *cr)
 {
   if (layer == GTK_TEXT_VIEW_LAYER_BELOW)
-    draw_background (widget, cr);
+    draw_background (GTK_WIDGET (textview), cr);
 }
 
 static void