copies: remove unnecessary override of p[12]copies() in workingctx
The implementation is identical to the version inherited from basectx.
Differential Revision: https://phab.mercurial-scm.org/D6647
--- a/mercurial/context.py Fri Jul 12 19:38:18 2019 -0400
+++ b/mercurial/context.py Mon Jul 15 15:29:22 2019 -0700
@@ -1592,10 +1592,6 @@
elif src in p2manifest:
p2copies[dst] = src
return p1copies, p2copies
- def p1copies(self):
- return self._copies[0]
- def p2copies(self):
- return self._copies[1]
@propertycache
def _manifest(self):