libvdpau: only include when x11 in DISTRO_FEATURES

Signed-off-by: Armin Kuster <akuster808@gmail.com>

meta-oe/recipes-graphics/vdpau/libvdpau_git.bb

@@ -12,7 +12,9 @@ SRC_URI = "git://anongit.freedesktop.org/vdpau/libvdpau"
 
 S = "${WORKDIR}/git"
 
-inherit autotools pkgconfig
+inherit distro_features_check autotools pkgconfig
+
+REQUIRED_DISTRO_FEATURES = "x11"
 
 do_install_append() {
     rm -f ${D}${libdir}/*/*.la