diff -r cff0f5926797 -r e1677cc29da6 mercurial/cmdutil.py
--- a/mercurial/cmdutil.py	Thu Sep 29 10:16:34 2016 +0200
+++ b/mercurial/cmdutil.py	Sat Nov 12 13:36:17 2016 +0100
@@ -1202,8 +1202,7 @@
         chunks = patch.diff(repo, node1, node2, match, changes, diffopts,
                             prefix=prefix, relroot=relroot)
         for chunk, label in patch.diffstatui(util.iterlines(chunks),
-                                             width=width,
-                                             git=diffopts.git):
+                                             width=width):
             write(chunk, label=label)
     else:
         for chunk, label in patch.diffui(repo, node1, node2, match,