[brasero] Allow brasero_task_ctx_get_stored_tracks () to accept NULL argument

[Philippe Rouquier <philippr src gnome org>]

commit 197fc0303d453f058bf7654df7d7ce64d83b3d05
Author: Philippe Rouquier <bonfire-app wanadoo fr>
Date:   Sat Oct 10 15:16:00 2009 +0200

    Allow brasero_task_ctx_get_stored_tracks () to accept NULL argument

 libbrasero-burn/burn-task-ctx.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/libbrasero-burn/burn-task-ctx.c b/libbrasero-burn/burn-task-ctx.c
index b7082d9..a4bf273 100644
--- a/libbrasero-burn/burn-task-ctx.c
+++ b/libbrasero-burn/burn-task-ctx.c
@@ -227,8 +227,6 @@ brasero_task_ctx_get_stored_tracks (BraseroTaskCtx *self,
 {
 	BraseroTaskCtxPrivate *priv;
 
-	g_return_val_if_fail (tracks != NULL, BRASERO_BURN_ERR);
-
 	priv = BRASERO_TASK_CTX_PRIVATE (self);
 	if (!priv->current_track)
 		return BRASERO_BURN_ERR;