[gitg] dash: use new api for filtering

[Ignacio Casal Quinteiro <icq src gnome org>]

commit e894666e488a530bd7de3fc18b3e7b5b43b9a5df
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Mon Jul 8 20:51:38 2013 +0200

    dash: use new api for filtering

 libgitg/gitg-dash-view.vala |   13 +++----------
 1 files changed, 3 insertions(+), 10 deletions(-)
---
diff --git a/libgitg/gitg-dash-view.vala b/libgitg/gitg-dash-view.vala
index 2322ae9..7261cf7 100644
--- a/libgitg/gitg-dash-view.vala
+++ b/libgitg/gitg-dash-view.vala
@@ -146,7 +146,7 @@ namespace Gitg
                        d_icon_size = Gtk.icon_size_register ("gitg", 64, 64);
 
                        set_header_func(update_header);
-                       set_filter_func(null);
+                       set_filter_func(filter);
                        set_sort_func(compare_widgets);
                        show();
 
@@ -162,7 +162,7 @@ namespace Gitg
 
                private bool filter(Gtk.ListBoxRow row)
                {
-                       return ((DashRow)row).repository_name.contains(d_filter_text);
+                       return d_filter_text != null ? ((DashRow)row).repository_name.contains(d_filter_text) 
: true;
                }
 
                private int compare_widgets(Gtk.ListBoxRow a, Gtk.ListBoxRow b)
@@ -378,14 +378,7 @@ namespace Gitg
                {
                        d_filter_text = text;
 
-                       if (text != null && text != "")
-                       {
-                               set_filter_func(filter);
-                       }
-                       else
-                       {
-                               set_filter_func(null);
-                       }
+                       invalidate_filter();
                }
        }
 }