Merged revisions 80937,81478 via svnmerge from
svn+ssh://pythondev@svn.python.org/sandbox/trunk/2to3/lib2to3

........
  r80937 | benjamin.peterson | 2010-05-07 14:10:58 -0500 (Fri, 07 May 2010) | 1 line

  remove redundant unicode call
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  r81478 | benjamin.peterson | 2010-05-22 13:47:39 -0500 (Sat, 22 May 2010) | 1 line

  ensure doctests have some future_features
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diff --git a/Lib/lib2to3/refactor.py b/Lib/lib2to3/refactor.py
index 5982ed0..3e94699 100644
--- a/Lib/lib2to3/refactor.py
+++ b/Lib/lib2to3/refactor.py
@@ -564,7 +564,9 @@
         This is necessary to get correct line number / offset information
         in the parser diagnostics and embedded into the parse tree.
         """
-        return self.driver.parse_tokens(self.wrap_toks(block, lineno, indent))
+        tree = self.driver.parse_tokens(self.wrap_toks(block, lineno, indent))
+        tree.future_features = frozenset()
+        return tree
 
     def wrap_toks(self, block, lineno, indent):
         """Wraps a tokenize stream to systematically modify start/end."""