context: drop caching 'copies' method
The 'copies' method has no test coverage and calls copies.pathcopies with an
incorrect number of parameters and is thus (fortunately) not used. Kill it.
--- a/mercurial/context.py Tue Nov 19 12:43:29 2013 -0800
+++ b/mercurial/context.py Sat Nov 16 15:46:29 2013 -0500
@@ -8,7 +8,6 @@
from node import nullid, nullrev, short, hex, bin
from i18n import _
import ancestor, mdiff, error, util, scmutil, subrepo, patch, encoding, phases
-import copies
import match as matchmod
import os, errno, stat
import obsolete as obsmod
@@ -737,14 +736,6 @@
c = visit.pop(max(visit))
yield c
- def copies(self, c2):
- if not util.safehasattr(self, "_copycache"):
- self._copycache = {}
- sc2 = str(c2)
- if sc2 not in self._copycache:
- self._copycache[sc2] = copies.pathcopies(c2)
- return self._copycache[sc2]
-
class filectx(basefilectx):
"""A filecontext object makes access to data related to a particular
filerevision convenient."""