at-spi2: Make X11 support truly optional

X11 support in at-spi2-core can be turned off at compile time, so leverage this
and disable it when X11 is not present in DISTRO_FEATURES.

(From OE-Core rev: be18dabdb28703c889f97faadbaec07e76d5e8bd)

Signed-off-by: Philippe Normand <philn@igalia.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-support/atk/at-spi2-atk_2.32.0.bb

@@ -11,9 +11,6 @@ DEPENDS = "dbus glib-2.0 glib-2.0-native atk at-spi2-core libxml2"
 GNOMEBASEBUILDCLASS = "meson"
 inherit gnomebase distro_features_check upstream-version-is-even
 
-# The at-spi2-core requires x11 in DISTRO_FEATURES
-REQUIRED_DISTRO_FEATURES = "x11"
-
 PACKAGES =+ "${PN}-gnome ${PN}-gtk2"
 
 FILES_${PN}-gnome = "${libdir}/gnome-settings-daemon-3.0/gtk-modules"

meta/recipes-support/atk/at-spi2-core_2.32.1.bb

@@ -18,7 +18,9 @@ DEPENDS += "${@bb.utils.contains('DISTRO_FEATURES', 'x11', '${X11DEPENDS}', '',
 inherit meson gtk-doc gettext systemd pkgconfig upstream-version-is-even gobject-introspection
 
 EXTRA_OEMESON = " -Dsystemd_user_dir=${systemd_user_unitdir} \
-                  -Ddbus_daemon=${bindir}/dbus-daemon"
+                  -Ddbus_daemon=${bindir}/dbus-daemon \
+                  ${@bb.utils.contains('DISTRO_FEATURES', 'x11', '-Dx11=yes', '-Dx11=no', d)} \
+"
 
 GTKDOC_MESON_OPTION = "docs"