[gimp/soc-2011-warp] warp tool: fix undo when imagemap is busy

[Michael Murà <mmure src gnome org>]

commit dbf15991a09b1650f2b330913d218039937ad52e
Author: Michael Murà <batolettre gmail com>
Date:   Thu Aug 4 21:56:17 2011 +0200

    warp tool: fix undo when imagemap is busy

 app/tools/gimpwarptool.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/app/tools/gimpwarptool.c b/app/tools/gimpwarptool.c
index 42488de..11377b5 100644
--- a/app/tools/gimpwarptool.c
+++ b/app/tools/gimpwarptool.c
@@ -602,6 +602,7 @@ gimp_warp_tool_undo (GimpWarpTool *wt)
     bbox.width  = max_x - min_x + size;
     bbox.height = max_y - min_y + size;
 
+    gimp_image_map_abort (wt->image_map);
     gimp_image_map_apply_region (wt->image_map, &bbox);
   }