--- a/mercurial/util.py Thu Jun 25 22:20:09 2015 -0700
+++ b/mercurial/util.py Sat Jun 27 11:51:25 2015 -0700
@@ -327,7 +327,6 @@
if not data:
self._eof = True
else:
- # inefficient add
self._buffer.append(data)
def popen2(cmd, env=None, newlines=False):