[gitg] Fix GSEAL compat with gtk 2.20.1

[Jesse van den Kieboom <jessevdk src gnome org>]

commit fabe70134fe5126c7ec8a1526934ac3b7ea3b1be
Author: Guilhem Bonnefille <guilhem bonnefille gmail com>
Date:   Sat Jun 12 12:17:20 2010 +0200

    Fix GSEAL compat with gtk 2.20.1
    
    GTK_WIDGET_MAPPED and GTK_WIDGET_REALIZED declared obsolete in gtk 2.20.
    gdk_drag_context_list_targets introduced in gtk 2.22.

 gitg/gseal-gtk-compat.h |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/gitg/gseal-gtk-compat.h b/gitg/gseal-gtk-compat.h
index 8d34e62..27b6e4a 100644
--- a/gitg/gseal-gtk-compat.h
+++ b/gitg/gseal-gtk-compat.h
@@ -23,11 +23,13 @@
 
 G_BEGIN_DECLS
 
-#if !GTK_CHECK_VERSION (2, 21, 0)
+#if !GTK_CHECK_VERSION (2, 22, 0)
 #define gdk_drag_context_list_targets(context)		((context)->targets)
+#endif /* GTK < 2.22.0 */
+#if !GTK_CHECK_VERSION (2, 20, 0)
 #define gtk_widget_get_mapped(widget)			(GTK_WIDGET_MAPPED ((widget)))
 #define gtk_widget_get_realized(widget)			(GTK_WIDGET_REALIZED ((widget)))
-#endif /* GTK < 2.22.0 */
+#endif /* GTK < 2.20.0 */
 
 G_END_DECLS