[gtk+] Fix build when builddir != srcdir

[Emilio Pozuelo Monfort <epm src gnome org>]

commit a108b2b08b796de7a8b1a725204c7cd953ded7a4
Author: Emilio Pozuelo Monfort <pochu27 gmail com>
Date:   Tue Jan 4 23:20:53 2011 +0000

    Fix build when builddir != srcdir

 gdk/tests/encoding.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gdk/tests/encoding.c b/gdk/tests/encoding.c
index e1d0307..546bf29 100644
--- a/gdk/tests/encoding.c
+++ b/gdk/tests/encoding.c
@@ -1,6 +1,6 @@
 #include <gdk/gdk.h>
 #ifdef GDK_WINDOWING_X11
-#include "x11/gdkx.h"
+#include <gdk/x11/gdkx.h>
 #endif
 
 static void