[PATCH 1 of 2 V2] vfs: add unlinkpath to vfs

[Chinmay Joshi]

# HG changeset patch
# User Chinmay Joshi <c at chinmayjoshi.com>
# Date 1401961604 -19800
#      Thu Jun 05 15:16:44 2014 +0530
# Node ID 03dfb48d6b03dd6129f19be65b3e95534dfbb96f
# Parent  99db956b88ab699644c99095fecadbc4c83adbfc
vfs: add unlinkpath to vfs

This patch adds unlinkpath() function in vfs to replace util.unlinkpath().

diff --git a/mercurial/scmutil.py b/mercurial/scmutil.py
--- a/mercurial/scmutil.py
+++ b/mercurial/scmutil.py
@@ -226,6 +226,9 @@
     def unlink(self, path=None):
         return util.unlink(self.join(path))
 
+    def unlinkpath(self, path=None, ignoremissing=False):
+        return util.unlinkpath(self.join(path), ignoremissing)
+
     def utime(self, path=None, t=None):
         return os.utime(self.join(path), t)