[gnome-music] playlistview: Remove obsolete column renderer

[Marinus Schraal <mschraal src gnome org>]

commit 10ce27bb4305b6ee53956f90271d343fc5a69bf9
Author: Jean Felder <jean felder gmail com>
Date:   Tue Feb 6 15:29:19 2018 +0100

    playlistview: Remove obsolete column renderer
    
    _on_list_widget_type_render method is not used since PlaylistView uses
    a TreeView.

 gnomemusic/views/playlistview.py | 8 --------
 1 file changed, 8 deletions(-)
---
diff --git a/gnomemusic/views/playlistview.py b/gnomemusic/views/playlistview.py
index bf59a4d..015aac6 100644
--- a/gnomemusic/views/playlistview.py
+++ b/gnomemusic/views/playlistview.py
@@ -240,14 +240,6 @@ class PlaylistView(BaseView):
         if item:
             cell.set_property('text', utils.get_album_title(item))
 
-    def _on_list_widget_type_render(self, coll, cell, model, _iter, data):
-        if not model.iter_is_valid(_iter):
-            return
-
-        item = model[_iter][5]
-        if item:
-            cell.set_property('text', utils.get_album_title(item))
-
     def _on_list_widget_icon_render(self, col, cell, model, _iter, data):
         if not self.player.currentTrackUri:
             cell.set_visible(False)