[dconf: 2/9] service: Add some initial g_autoptr() support

[Philip Withnall <pwithnall src gnome org>]

commit f7d75e922ef19eb5108ab19e1f030794fe767eaa
Author: Philip Withnall <withnall endlessm com>
Date:   Mon Aug 13 15:00:30 2018 +0100

    service: Add some initial g_autoptr() support
    
    This doesn’t bump our GLib dependency, since we already depend on GLib
    2.44.
    
    Signed-off-by: Philip Withnall <withnall endlessm com>

 service/dconf-writer.h | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/service/dconf-writer.h b/service/dconf-writer.h
index a41f115..17360c9 100644
--- a/service/dconf-writer.h
+++ b/service/dconf-writer.h
@@ -20,7 +20,9 @@
 #ifndef __dconf_writer_h__
 #define __dconf_writer_h__
 
+#include <glib.h>
 #include <gio/gio.h>
+#include <gobject/gobject.h>
 
 #include "../common/dconf-changeset.h"
 #include "dconf-generated.h"
@@ -65,6 +67,7 @@ struct _DConfWriter
   DConfWriterPrivate *priv;
 };
 
+G_DEFINE_AUTOPTR_CLEANUP_FUNC (DConfWriter, g_object_unref)
 
 GType                   dconf_writer_get_type                           (void);