Removed a workaround for a cookie encoding bug [1] in Python < 2.7.2.

[1] http://bugs.python.org/issue9824

django/http/cookie.py

@@ -6,8 +6,6 @@ from django.utils import six
 from django.utils.encoding import force_str
 from django.utils.six.moves import http_cookies
 
-# Some versions of Python 2.7 and later won't need this encoding bug fix:
-_cookie_encodes_correctly = http_cookies.SimpleCookie().value_encode(';') == (';', '"\\073"')
 # See ticket #13007, http://bugs.python.org/issue2193 and http://trac.edgewall.org/ticket/2256
 _tc = http_cookies.SimpleCookie()
 try:
@@ -23,7 +21,7 @@ cookie_pickles_properly = (
     sys.version_info >= (3, 4, 3)
 )
 
-if _cookie_encodes_correctly and _cookie_allows_colon_in_names and cookie_pickles_properly:
+if _cookie_allows_colon_in_names and cookie_pickles_properly:
     SimpleCookie = http_cookies.SimpleCookie
 else:
     Morsel = http_cookies.Morsel
@@ -39,31 +37,6 @@ else:
                 else:
                     super(SimpleCookie, self).__setitem__(key, value)
 
-        if not _cookie_encodes_correctly:
-            def value_encode(self, val):
-                # Some browsers do not support quoted-string from RFC 2109,
-                # including some versions of Safari and Internet Explorer.
-                # These browsers split on ';', and some versions of Safari
-                # are known to split on ', '. Therefore, we encode ';' and ','
-
-                # SimpleCookie already does the hard work of encoding and decoding.
-                # It uses octal sequences like '\\012' for newline etc.
-                # and non-ASCII chars. We just make use of this mechanism, to
-                # avoid introducing two encoding schemes which would be confusing
-                # and especially awkward for javascript.
-
-                # NB, contrary to Python docs, value_encode returns a tuple containing
-                # (real val, encoded_val)
-                val, encoded = super(SimpleCookie, self).value_encode(val)
-
-                encoded = encoded.replace(";", "\\073").replace(",", "\\054")
-                # If encoded now contains any quoted chars, we need double quotes
-                # around the whole string.
-                if "\\" in encoded and not encoded.startswith('"'):
-                    encoded = '"' + encoded + '"'
-
-                return val, encoded
-
         if not _cookie_allows_colon_in_names:
             def load(self, rawdata):
                 self.bad_cookies = set()