diff -r def1145cec2d -r 144883a8d0d4 mercurial/posix.py
--- a/mercurial/posix.py	Sat Apr 11 00:47:09 2015 +0900
+++ b/mercurial/posix.py	Sat Apr 11 00:47:09 2015 +0900
@@ -16,6 +16,7 @@
 oslink = os.link
 unlink = os.unlink
 rename = os.rename
+removedirs = os.removedirs
 expandglobs = False
 
 umask = os.umask(0)