[pitivi] timeline: Commit once after we ungrouped everything

[Thibault Saunier <tsaunier src gnome org>]

commit 177d5b7dcbbc943286364f384157fb1f748ab412
Author: Thibault Saunier <tsaunier gnome org>
Date:   Wed May 20 09:55:37 2015 +0200

    timeline: Commit once after we ungrouped everything
    
    And not after each ungrouping

 pitivi/timeline/timeline.py |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/pitivi/timeline/timeline.py b/pitivi/timeline/timeline.py
index 5d4d111..e323d29 100644
--- a/pitivi/timeline/timeline.py
+++ b/pitivi/timeline/timeline.py
@@ -1476,8 +1476,6 @@ class TimelineContainer(Gtk.Grid, Zoomable, Loggable):
                         self.info("Moving audio audio clip %s to new layer %s" % (clip, new_layer))
                         clip.move_to_layer(new_layer)
 
-                self._project.pipeline.commit_timeline()
-
             self.timeline.resetSelectionGroup()
 
             self.app.action_log.commit()