lightdm: remove ConsoleKit2 and upower as a dependency, detected at runtime

srcpkgs/lightdm/template

@@ -1,7 +1,7 @@
 # Template file for 'lightdm'
 pkgname=lightdm
 version=1.30.0
-revision=1
+revision=2
 build_style=gnu-configure
 build_helper="gir"
 configure_args="--sbindir=/usr/bin --with-greeter-session=lightdm-gtk-greeter
@@ -19,7 +19,7 @@ hostmakedepends="pkg-config intltool itstool $(vopt_if gir 'gobject-introspectio
 makedepends="dbus-glib-devel libxklavier-devel libxml2-devel
  gtk+3-devel libxcb-devel libXdmcp-devel pam-devel vala-devel
  libgcrypt-devel accountsservice-devel"
-depends="dbus accountsservice ConsoleKit2 upower"
+depends="dbus accountsservice"
 conf_files="/etc/${pkgname}/*.conf /etc/pam.d/*"
 system_accounts="lightdm"
 lightdm_homedir="/var/lib/lightdm"
@@ -49,6 +49,7 @@ post_install() {
 		echo "-session optional pam_ck_connector.so nox11" >> $f
 	done
 	sed 's|\#session-wrapper=.*|session-wrapper=/etc/lightdm/Xsession|' -i ${DESTDIR}/etc/lightdm/lightdm.conf
+	sed "s|pam_systemd\.so|pam_elogind.so|" -i ${DESTDIR}/etc/pam.d/*
 }
 
 liblightdm-gobject_package() {