[mutter] build: Require libgudev >= 232

[Bastien Nocera <hadess src gnome org>]

commit 361bf847af82c7dca097302fe64c575079280c9c
Author: Bastien Nocera <hadess hadess net>
Date:   Fri Sep 1 02:06:38 2017 +0200

    build: Require libgudev >= 232
    
    And remove the g_autoptr implementations in mutter itself.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=760670

 configure.ac                        |    4 ++--
 src/backends/native/meta-launcher.c |    4 ----
 2 files changed, 2 insertions(+), 6 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index af00563..8c8b686 100644
--- a/configure.ac
+++ b/configure.ac
@@ -225,10 +225,10 @@ AC_MSG_CHECKING([gudev])
 if test x$with_gudev = xno ; then
   AC_MSG_RESULT([disabled])
 else
-  if $PKG_CONFIG --exists gudev-1.0; then
+  if $PKG_CONFIG --exists "gudev-1.0 >= 232"; then
     have_gudev=yes
     AC_MSG_RESULT(yes)
-    MUTTER_PC_MODULES="$MUTTER_PC_MODULES gudev-1.0"
+    MUTTER_PC_MODULES="$MUTTER_PC_MODULES gudev-1.0 >= 232"
     AC_DEFINE([HAVE_LIBGUDEV], 1, [Building with gudev for device type detection])
   else
     AC_MSG_RESULT(no)
diff --git a/src/backends/native/meta-launcher.c b/src/backends/native/meta-launcher.c
index 90b4b98..eb35f88 100644
--- a/src/backends/native/meta-launcher.c
+++ b/src/backends/native/meta-launcher.c
@@ -49,10 +49,6 @@
 
 #define DRM_CARD_UDEV_DEVICE_TYPE "drm_minor"
 
-G_DEFINE_AUTOPTR_CLEANUP_FUNC(GUdevDevice, g_object_unref)
-G_DEFINE_AUTOPTR_CLEANUP_FUNC(GUdevClient, g_object_unref)
-G_DEFINE_AUTOPTR_CLEANUP_FUNC(GUdevEnumerator, g_object_unref)
-
 struct _MetaLauncher
 {
   Login1Session *session_proxy;