[meld] Fix some more deprecation warnings

[Kai Willadsen <kaiw src gnome org>]

commit e8c277c426292c4479537ba8a42046392b47ff8c
Author: Kai Willadsen <kai willadsen gmail com>
Date:   Sat Mar 1 11:35:08 2014 +1000

    Fix some more deprecation warnings

 meld/filediff.py     |    4 ++--
 meld/ui/msgarea.py   |    4 ++--
 meld/ui/statusbar.py |    2 +-
 3 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/meld/filediff.py b/meld/filediff.py
index 8f54ded..86675da 100644
--- a/meld/filediff.py
+++ b/meld/filediff.py
@@ -178,7 +178,7 @@ class FileDiff(melddoc.MeldDoc, gnomeglade.Component):
 
         # This SizeGroup isn't actually necessary for FileDiff; it's for
         # handling non-homogenous selectors in FileComp. It's also fragile.
-        column_sizes = Gtk.SizeGroup(Gtk.SizeGroupMode.HORIZONTAL)
+        column_sizes = Gtk.SizeGroup(mode=Gtk.SizeGroupMode.HORIZONTAL)
         column_sizes.set_ignore_hidden(True)
         for widget in self.selector_hbox:
             column_sizes.add_widget(widget)
@@ -305,7 +305,7 @@ class FileDiff(melddoc.MeldDoc, gnomeglade.Component):
         )
 
         self.ui_file = gnomeglade.ui_file("filediff-ui.xml")
-        self.actiongroup = Gtk.ActionGroup('FilediffPopupActions')
+        self.actiongroup = Gtk.ActionGroup(name="FilediffPopupActions")
         self.actiongroup.set_translation_domain("meld")
         self.actiongroup.add_actions(actions)
         self.actiongroup.add_toggle_actions(toggle_actions)
diff --git a/meld/ui/msgarea.py b/meld/ui/msgarea.py
index d050db4..dd44ed8 100644
--- a/meld/ui/msgarea.py
+++ b/meld/ui/msgarea.py
@@ -25,7 +25,7 @@ from meld.ui.wraplabel import WrapLabel
 
 
 def layout_text_and_icon(stockid, primary_text, secondary_text=None):
-    hbox_content = Gtk.HBox(False, 8)
+    hbox_content = Gtk.HBox(homogeneous=False, spacing=8)
     hbox_content.show()
 
     image = Gtk.Image()
@@ -34,7 +34,7 @@ def layout_text_and_icon(stockid, primary_text, secondary_text=None):
     hbox_content.pack_start(image, False, False, 0)
     image.set_alignment(0.5, 0.5)
 
-    vbox = Gtk.VBox(False, 6)
+    vbox = Gtk.VBox(homogeneous=False, spacing=6)
     vbox.show()
     hbox_content.pack_start(vbox, True, True, 0)
 
diff --git a/meld/ui/statusbar.py b/meld/ui/statusbar.py
index 160410f..c4e40e8 100644
--- a/meld/ui/statusbar.py
+++ b/meld/ui/statusbar.py
@@ -42,7 +42,7 @@ class MeldStatusBar(Gtk.Statusbar):
         hbox.pack_start(label, True, True, 0)
 
         alignment = Gtk.Alignment.new(xalign=1.0, yalign=0.5, xscale=1.0, yscale=1.0)
-        self.info_box = Gtk.HBox(False, 12)
+        self.info_box = Gtk.HBox(homogeneous=False, spacing=12)
         self.info_box.show()
         alignment.add(self.info_box)
         self.pack_start(alignment, True, True, 0)