[meld] preferences: Switch FilterList to non-deprecated GtkBox

[Kai Willadsen <kaiw src gnome org>]

commit 592eafa523f4d6cdced56626b2fff4ed8dca9c76
Author: Kai Willadsen <kai willadsen gmail com>
Date:   Sat Aug 31 08:44:55 2019 +1000

    preferences: Switch FilterList to non-deprecated GtkBox

 meld/preferences.py              | 2 +-
 meld/resources/ui/filter-list.ui | 5 +++--
 2 files changed, 4 insertions(+), 3 deletions(-)
---
diff --git a/meld/preferences.py b/meld/preferences.py
index 2f6aca55..14d3b1be 100644
--- a/meld/preferences.py
+++ b/meld/preferences.py
@@ -28,7 +28,7 @@ from meld.ui.listwidget import EditableListWidget
 
 
 @Template(resource_path='/org/gnome/meld/ui/filter-list.ui')
-class FilterList(Gtk.VBox, EditableListWidget):
+class FilterList(Gtk.Box, EditableListWidget):
 
     __gtype_name__ = "FilterList"
 
diff --git a/meld/resources/ui/filter-list.ui b/meld/resources/ui/filter-list.ui
index dc860cef..e814203d 100644
--- a/meld/resources/ui/filter-list.ui
+++ b/meld/resources/ui/filter-list.ui
@@ -13,7 +13,8 @@
       <column type="gboolean"/>
     </columns>
   </object>
-  <template class="FilterList" parent="GtkVBox">
+  <template class="FilterList" parent="GtkBox">
+    <property name="orientation">vertical</property>
     <property name="visible">True</property>
     <property name="can_focus">False</property>
     <property name="homogeneous">False</property>
@@ -179,7 +180,7 @@
       </object>
       <packing>
         <property name="expand">False</property>
-        <property name="fill">True</property>
+        <property name="fill">False</property>
         <property name="position">1</property>
       </packing>
     </child>