[pitivi] Make seeking working again

[Edward Hervey <edwardrv src gnome org>]

commit 9e112bc15de6c25cdab42f3c059cc268b8320dbb
Author: Thibault Saunier <tsaunier gnome org>
Date:   Mon Jul 19 12:30:47 2010 -0400

    Make seeking working again

 pitivi/timeline/timeline.py |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/pitivi/timeline/timeline.py b/pitivi/timeline/timeline.py
index ec4e5d5..6884628 100644
--- a/pitivi/timeline/timeline.py
+++ b/pitivi/timeline/timeline.py
@@ -1728,6 +1728,7 @@ class Timeline(Signallable, Loggable):
             track.addTrackObject(copy_track_obj)
             copy_track_obj.start = obj.start
             copy_track_obj.duration = obj.duration
+            copy_track_obj.media_duration = obj.media_duration
             obj.addTrackObject(copy_track_obj)
             listTimelineObjectTrackObject.append((obj, copy_track_obj))