match: remove unused assignment
The field is assigned again below with the constructor argument.
--- a/mercurial/match.py Sat Aug 06 14:10:59 2011 +0200
+++ b/mercurial/match.py Tue Aug 09 11:05:13 2011 +0200
@@ -49,7 +49,6 @@
'<something>' - a pattern of the specified default type
"""
- self._ctx = None
self._root = root
self._cwd = cwd
self._files = []