[gegl] seamless-close: Fix extra unref

[Daniel Sabo <daniels src gnome org>]

commit 0c92e87f97bee0551950b06ab9da8009f345e46c
Author: awaw fumin <awawfumin gmail com>
Date:   Wed Mar 19 01:13:47 2014 +0800

    seamless-close: Fix extra unref

 libs/poly2tri-c/poly2tri-c/refine/cluster.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libs/poly2tri-c/poly2tri-c/refine/cluster.c b/libs/poly2tri-c/poly2tri-c/refine/cluster.c
index ba04435..ccf9217 100644
--- a/libs/poly2tri-c/poly2tri-c/refine/cluster.c
+++ b/libs/poly2tri-c/poly2tri-c/refine/cluster.c
@@ -98,8 +98,8 @@ p2tr_cluster_get_for (P2trPoint   *P,
   p2tr_edge_unref (next);
 
   current = p2tr_edge_ref (E);
-  next = p2tr_point_edge_ccw(P, current);
-  p2tr_edge_unref(next);
+  next = p2tr_point_edge_ccw (P, current);
+
   while (next != g_queue_peek_tail (&cluster->edges)
       && (temp_angle = p2tr_edge_angle_between (current->mirror, next)) <= P2TR_CLUSTER_LIMIT_ANGLE
       && p2tr_cluster_cw_tri_between_is_in_domain (next, current))