[gnome-photos] base-item: Don't leak the GFileInfo

[Debarshi Ray <debarshir src gnome org>]

commit d93b3f5710f725e719952e56e5fce16da89bc010
Author: Debarshi Ray <debarshir gnome org>
Date:   Thu Mar 24 12:07:28 2016 +0100

    base-item: Don't leak the GFileInfo
    
    https://bugzilla.gnome.org/show_bug.cgi?id=763908

 src/photos-base-item.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/photos-base-item.c b/src/photos-base-item.c
index 32c7bc3..98b2d50 100644
--- a/src/photos-base-item.c
+++ b/src/photos-base-item.c
@@ -673,7 +673,7 @@ photos_base_item_thumbnail_path_info (GObject *source_object, GAsyncResult *res,
   PhotosBaseItemPrivate *priv = self->priv;
   GError *error = NULL;
   GFile *file = G_FILE (source_object);
-  GFileInfo *info;
+  GFileInfo *info = NULL;
 
   info = g_file_query_info_finish (file, res, &error);
   if (error != NULL)
@@ -697,6 +697,7 @@ photos_base_item_thumbnail_path_info (GObject *source_object, GAsyncResult *res,
     }
 
  out:
+  g_clear_object (&info);
   g_object_unref (self);
 }