[pitivi] timeline: Do not forget to commit the timeline after removing clips

[Thibault Saunier <tsaunier src gnome org>]

commit ff0737fd71d9182a57bdcfcbc35235a6a609b11b
Author: Thibault Saunier <tsaunier gnome org>
Date:   Mon Nov 10 18:38:45 2014 +0100

    timeline: Do not forget to commit the timeline after removing clips
    
    This is now mandatory for the changes to be taken into account

 pitivi/timeline/timeline.py |    3 ++-
 pitivi/undo/timeline.py     |    2 ++
 2 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/pitivi/timeline/timeline.py b/pitivi/timeline/timeline.py
index edd56a4..cf71a7f 100644
--- a/pitivi/timeline/timeline.py
+++ b/pitivi/timeline/timeline.py
@@ -747,6 +747,7 @@ class TimelineContainer(Gtk.Grid, Zoomable, Loggable):
             for tlobj in layer.get_clips():
                 if asset_id == tlobj.get_id():
                     layer.remove_clip(tlobj)
+        self.bTimeline.commit()
 
     def setProjectManager(self, projectmanager):
         if self._projectmanager is not None:
@@ -1167,11 +1168,11 @@ class TimelineContainer(Gtk.Grid, Zoomable, Loggable):
         if self.bTimeline:
             self.app.action_log.begin("delete clip")
 
-            # FIXME GES port: Handle unlocked TrackElement-s
             for clip in self.timeline.selection:
                 layer = clip.get_layer()
                 layer.remove_clip(clip)
 
+            self.bTimeline.commit()
             self.app.action_log.commit()
 
     def _ungroupSelected(self, unused_action):
diff --git a/pitivi/undo/timeline.py b/pitivi/undo/timeline.py
index c49eea6..dfc14cc 100644
--- a/pitivi/undo/timeline.py
+++ b/pitivi/undo/timeline.py
@@ -311,6 +311,7 @@ class ClipAdded(UndoableAction):
 
     def undo(self):
         self.layer.remove_clip(self.clip)
+        self.layer.get_timeline().commit()
         self._undone()
 
     def serializeLastAction(self):
@@ -338,6 +339,7 @@ class ClipRemoved(UndoableAction):
 
     def do(self):
         self.layer.remove_clip(self.clip)
+        self.layer.get_timeline().commit()
         self._done()
 
     def undo(self):