From 245be4c166f51e25c0445ef41e7568c3ca8650a0 Mon Sep 17 00:00:00 2001
From: Damien Elmes <git@ichi2.net>
Date: Wed, 28 Mar 2012 06:40:10 +0900
Subject: [PATCH] obsolete col attrs

---
 anki/collection.py | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/anki/collection.py b/anki/collection.py
index 3e4f62ef3..343278342 100644
--- a/anki/collection.py
+++ b/anki/collection.py
@@ -54,10 +54,6 @@ class _Collection(object):
             d = datetime.datetime(d.year, d.month, d.day)
             d += datetime.timedelta(hours=4)
             self.crt = int(time.mktime(d.timetuple()))
-        self.undoEnabled = False
-        self.sessionStartReps = 0
-        self.sessionStartTime = 0
-        self.lastSessionStart = 0
         self.sched = Scheduler(self)
         # check for improper shutdown
         self.cleanup()