mercurial/cmdutil.py

--- a/mercurial/cmdutil.py	Tue Mar 08 14:32:03 2016 +0000
+++ b/mercurial/cmdutil.py	Tue Mar 08 04:08:33 2016 -0800
@@ -1502,6 +1502,7 @@
         props['templ'] = self.t
         props['ctx'] = ctx
         props['repo'] = self.repo
+        props['ui'] = self.repo.ui
         props['revcache'] = {'copies': copies}
         props['cache'] = self.cache