diff -r e6d4cc29fd60 -r 52361c4f4dac mercurial/posix.py
--- a/mercurial/posix.py	Tue Mar 21 06:50:28 2017 -0700
+++ b/mercurial/posix.py	Tue Mar 21 06:50:28 2017 -0700
@@ -536,19 +536,6 @@
 def makedir(path, notindexed):
     os.mkdir(path)
 
-def unlinkpath(f, ignoremissing=False):
-    """unlink and remove the directory if it is empty"""
-    try:
-        unlink(f)
-    except OSError as e:
-        if not (ignoremissing and e.errno == errno.ENOENT):
-            raise
-    # try removing directories that might now be empty
-    try:
-        removedirs(os.path.dirname(f))
-    except OSError:
-        pass
-
 def lookupreg(key, name=None, scope=None):
     return None