--- a/hgext/evolve.py	Sat Dec 13 18:09:23 2014 -0800
+++ b/hgext/evolve.py	Sat Dec 13 18:19:12 2014 -0800
@@ -768,8 +768,6 @@
                                 "manually with nothing to rebase - working "
                                 "directory parent is also destination"))
 
-    rebase = extensions.find('rebase')
-    # dummy state to trick rebase node
     if not orig.p2().rev() == node.nullrev:
         raise util.Abort(
             'no support for evolving merge changesets yet',
@@ -2253,11 +2251,6 @@
 
 @eh.extsetup
 def oldevolveextsetup(ui):
-    try:
-        rebase = extensions.find('rebase')
-    except KeyError:
-        raise error.Abort(_('evolution extension requires rebase extension.'))
-
     for cmd in ['kill', 'uncommit', 'touch', 'fold']:
         entry = extensions.wrapcommand(cmdtable, cmd,
                                        warnobserrors)