dbus: use trigger to (un)register system user/groups, bumprev.

--HG--
extra : convert_revision : f0bdecf7321737bf31c020b5f4a9d4355d1c8f2b

srcpkgs/dbus/INSTALL

@@ -1,27 +1,12 @@
 #
-# This script fixes permissions for dbus-daemon-launch-helper
-# and creates the dbus system user/group.
+# This script fixes permissions for dbus-daemon-launch-helper.
 #
-dbus_launch="./usr/libexec/dbus-daemon-launch-helper"
+dbus_launch=usr/libexec/dbus-daemon-launch-helper
 
 case "${ACTION}" in
 pre)
 	;;
 post)
-	echo "Running ${PKGNAME}-${VERSION} post installation hooks..."
-	if ! getent group dbus >/dev/null; then
-		groupadd -r dbus 2>&1 >/dev/null
-		[ $? -ne 0 ] && exit $?
-		echo "Created dbus system group."
-	fi
-	if ! getent passwd dbus >/dev/null; then
-		useradd -c "System message bus" \
-			-d /var/run/dbus \
-			-s /sbin/nologin -g dbus -r dbus && \
-		passwd -l dbus 2>&1 >/dev/null
-		[ $? -ne 0 ] && exit $?
-		echo "Created dbus system user."
-	fi
 	chown root:dbus ${dbus_launch}
 	chmod 4750 ${dbus_launch}
 	;;