gdm: needs dbus-launch at runtime.

srcpkgs/gdm/template

@@ -1,7 +1,7 @@
 # Template file for 'gdm'
 pkgname=gdm
 version=3.4.1
-revision=7
+revision=8
 build_style=gnu-configure
 configure_args="--disable-schemas-compile --disable-scrollkeeper
 --with-at-spi-registryd-directory=/usr/libexec --without-tcp-wrappers
@@ -11,7 +11,8 @@ makedepends="pkg-config intltool which gnome-doc-utils gobject-introspection
 pam-devel nss-devel accountsservice-devel gtk+3-devel upower-devel systemd-devel
 libcanberra-devel libXrandr-devel libxklavier-devel at-spi2-core-devel
 dbus-glib-devel"
-fulldepends="xrdb dconf hicolor-icon-theme polkit-gnome xorg-server metacity gnome-session gnome-settings-daemon"
+fulldepends="xrdb dconf hicolor-icon-theme polkit-gnome xorg-server metacity
+gnome-session gnome-settings-daemon dbus-x11"
 subpackages="gdm-devel"
 gtk_iconcache_dirs="/usr/share/icons/hicolor"
 short_desc="GNOME Display Manager"