[grilo-plugins] freebox: Get rid of g_clear_pointer() function

[Juan A. Suarez Romero <jasuarez src gnome org>]

commit bf2600a3513e91160eff01ef0a0769a7fae31e91
Author: Juan A. Suarez Romero <jasuarez igalia com>
Date:   Sun Feb 9 22:03:49 2014 +0000

    freebox: Get rid of g_clear_pointer() function
    
    Not available at glib 2.32.

 src/freebox/freebox-monitor.c |   15 ++++++++++++---
 1 files changed, 12 insertions(+), 3 deletions(-)
---
diff --git a/src/freebox/freebox-monitor.c b/src/freebox/freebox-monitor.c
index a436bf4..286eb5b 100644
--- a/src/freebox/freebox-monitor.c
+++ b/src/freebox/freebox-monitor.c
@@ -107,9 +107,18 @@ freebox_monitor_finalize (GObject *object)
 {
   FreeboxMonitorPrivate *priv = FREEBOX_MONITOR(object)->priv;
 
-  g_clear_pointer (&priv->browser, avahi_service_browser_free);
-  g_clear_pointer (&priv->client, avahi_client_free);
-  g_clear_pointer (&priv->poll, avahi_simple_poll_free);
+  if (priv->browser) {
+    avahi_service_browser_free (priv->browser);
+    priv->browser = NULL;
+  }
+  if (priv->client) {
+    avahi_client_free (priv->client);
+    priv->client = NULL;
+  }
+  if (priv->poll) {
+    avahi_glib_poll_free (priv->poll);
+    priv->poll = NULL;
+  }
 }
 
 static void