[longomatch] Use all horizontal space, remove alignment.

[Andoni Morales Alastruey <amorales src gnome org>]

commit 43a3c32ee3cf57fff1d708a67aa9c5ed29109f46
Author: Julien Moutte <julien fluendo com>
Date:   Sat Mar 14 14:52:28 2015 +0100

    Use all horizontal space, remove alignment.

 .../Gui/Component/MediaFileSetSelection.cs         |    8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)
---
diff --git a/LongoMatch.GUI/Gui/Component/MediaFileSetSelection.cs 
b/LongoMatch.GUI/Gui/Component/MediaFileSetSelection.cs
index ebe20c5..4cba878 100644
--- a/LongoMatch.GUI/Gui/Component/MediaFileSetSelection.cs
+++ b/LongoMatch.GUI/Gui/Component/MediaFileSetSelection.cs
@@ -61,14 +61,12 @@ namespace LongoMatch.Gui.Component
 
                void AddMediaFileChooser (String name)
                {
-                       Alignment alignment = new Alignment (0.0f, 0.5f, 0.0f, 0.0f);
                        MediaFileChooser chooser = new MediaFileChooser (name);
 
                        chooser.ChangedEvent += HandleFileChangedEvent;
-                       alignment.Add (chooser);
-                       alignment.ShowAll ();
+                       chooser.ShowAll ();
 
-                       mfss_vbox.PackStart (alignment, true, false, 0);
+                       mfss_vbox.PackStart (chooser, true, true, 0);
 
                        fileChoosers.Add (chooser);
                }
@@ -114,7 +112,7 @@ namespace LongoMatch.Gui.Component
                        foreach (MediaFileChooser chooser in to_remove) {
                                chooser.ChangedEvent -= HandleFileChangedEvent;
                                fileChoosers.Remove (chooser);
-                               mfss_vbox.Remove (chooser.Parent);
+                               mfss_vbox.Remove (chooser);
                        }
 
                        to_remove.Clear ();