keep the double quotes, but don't escape them

requests/cookies.py

@@ -261,7 +261,7 @@ class RequestsCookieJar(cookielib.CookieJar, collections.MutableMapping):
 
     def set_cookie(self, cookie, *args, **kwargs):
         if cookie.value.startswith('"') and cookie.value.endswith('"'):
-            cookie.value = cookie.value.strip('\\"')
+            cookie.value = cookie.value.replace('\\"', '')
         return super(RequestsCookieJar, self).set_cookie(cookie, *args, **kwargs)
 
     def update(self, other):

test_requests.py

@@ -173,7 +173,7 @@ class RequestsTestCase(unittest.TestCase):
     def test_cookie_quote_wrapped(self):
         s = requests.session()
         s.get(httpbin('cookies/set?foo="bar:baz"'))
-        self.assertTrue(s.cookies['foo'] == 'bar:baz')
+        self.assertTrue(s.cookies['foo'] == '"bar:baz"')
 
     def test_request_cookie_overrides_session_cookie(self):
         s = requests.session()