[gdm] Unref result of g_async_result_get_source_object()

[Owen Taylor <otaylor src gnome org>]

commit eab417a368ca267510938f5aab1378080e525839
Author: Owen W. Taylor <otaylor fishsoup net>
Date:   Thu Oct 9 12:26:42 2014 -0400

    Unref result of g_async_result_get_source_object()
    
    g_async_result_get_source_object() returns a reference that must be
    unreferenced.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=738246

 libgdm/gdm-client.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/libgdm/gdm-client.c b/libgdm/gdm-client.c
index b802034..168eabd 100644
--- a/libgdm/gdm-client.c
+++ b/libgdm/gdm-client.c
@@ -105,6 +105,7 @@ on_got_manager (GdmManager          *manager,
 
         g_simple_async_result_complete_in_idle (operation_result);
         g_object_unref (operation_result);
+        g_object_unref (client);
 }
 
 static void
@@ -352,6 +353,7 @@ on_session_opened (GdmManager         *manager,
                 g_simple_async_result_take_error (operation_result, error);
                 g_simple_async_result_complete_in_idle (operation_result);
                 g_object_unref (operation_result);
+                g_object_unref (client);
                 return;
         }
 
@@ -363,6 +365,7 @@ on_session_opened (GdmManager         *manager,
                                            (GAsyncReadyCallback)
                                            on_connected,
                                            operation_result);
+        g_object_unref (client);
 }
 
 static void