[empathy] add GTK+ flags when building tests

[Guillaume Desmottes <gdesmott src gnome org>]

commit 2afbcc31503e9e17bebbfd964a8c984cd8f8c60f
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Mon Jul 12 20:25:20 2010 +0200

    add GTK+ flags when building tests

 tests/Makefile.am |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/tests/Makefile.am b/tests/Makefile.am
index bea652b..f04882d 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -13,6 +13,7 @@ AM_CPPFLAGS =						\
 	-I$(top_srcdir)                          	\
 	-DPKGDATADIR=\""$(pkgdatadir)"\"		\
 	$(EMPATHY_CFLAGS)				\
+	$(GTK_CFLAGS)				\
 	$(WARN_CFLAGS)					\
 	$(DISABLE_DEPRECATED)