# HG changeset patch
# User Matt Mackall <mpm@selenic.com>
# Date 2011-05-15 16:50:15
# Node ID f9e91a400c164fc7aa2b5262065ad5dd495729d7
# Parent  d3a49a52f117983005f8517c172252dc959c5580

revlog: restore the base method

diff --git a/mercurial/revlog.py b/mercurial/revlog.py
--- a/mercurial/revlog.py
+++ b/mercurial/revlog.py
@@ -319,6 +319,8 @@ class revlog(object):
         return self.start(rev) + self.length(rev)
     def length(self, rev):
         return self.index[rev][1]
+    def base(self, rev):
+        return self.index[rev][3]
     def chainbase(self, rev):
         index = self.index
         base = index[rev][3]