[gtk+] Fix make dist

[Matthias Clasen <matthiasc src gnome org>]

commit af87a7e7c855864aef929476a4053173c86c4dac
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Dec 17 06:42:58 2013 -0500

    Fix make dist

 gdk/wayland/Makefile.am |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gdk/wayland/Makefile.am b/gdk/wayland/Makefile.am
index af95021..98e849a 100644
--- a/gdk/wayland/Makefile.am
+++ b/gdk/wayland/Makefile.am
@@ -28,6 +28,9 @@ BUILT_SOURCES =                               \
 nodist_libgdk_wayland_la_SOURCES =             \
        $(BUILT_SOURCES)
 
+DISTCLEANFILES =                               \
+       $(BUILT_SOURCES)
+
 libgdk_wayland_la_SOURCES =                    \
        gdkapplaunchcontext-wayland.c           \
        gdkcursor-wayland.c                     \