[meld] Remove unused on_quit_event

[Kai Willadsen <kaiw src gnome org>]

commit a46e281fad8256131f46e8a13dc8f64824032c6e
Author: Kai Willadsen <kai willadsen gmail com>
Date:   Sat Nov 10 07:57:04 2012 +1000

    Remove unused on_quit_event

 meld/melddoc.py    |    6 ------
 meld/meldwindow.py |    2 --
 2 files changed, 0 insertions(+), 8 deletions(-)
---
diff --git a/meld/melddoc.py b/meld/melddoc.py
index 9b7ede7..7cff6ab 100644
--- a/meld/melddoc.py
+++ b/meld/melddoc.py
@@ -166,9 +166,3 @@ class MeldDoc(gobject.GObject):
            more callbacks.
         """
         return gtk.RESPONSE_OK
-
-    def on_quit_event(self):
-        """Called when the docs container is about to close.
-           There is no way to interrupt the quit event.
-        """
-        pass
diff --git a/meld/meldwindow.py b/meld/meldwindow.py
index 1bd6d38..99cdf30 100644
--- a/meld/meldwindow.py
+++ b/meld/meldwindow.py
@@ -406,8 +406,6 @@ class MeldWindow(gnomeglade.Component):
             response = self.try_remove_page(page, appquit=1)
             if response == gtk.RESPONSE_CANCEL:
                 return gtk.RESPONSE_CANCEL
-        for c in self.notebook.get_children():
-            c.get_data("pyobject").on_quit_event()
         gtk.main_quit()
         return gtk.RESPONSE_CLOSE