Fixing create_scoped to set token|revoke_uri after the fact.

Author: dhermes

oauth2client/service_account.py

@@ -333,12 +333,13 @@ def create_scoped_required(self):
         return not self._scopes
 
     def create_scoped(self, scopes):
-        return self.__class__(self._service_account_email,
-                              self._private_key_pkcs8_pem,
-                              scopes=scopes,
-                              private_key_id=self._private_key_id,
-                              service_account_id=self._service_account_id,
-                              user_agent=self._user_agent,
-                              token_uri=self.token_uri,
-                              revoke_uri=self.revoke_uri,
-                              **self._kwargs)
+        result = self.__class__(self._service_account_email,
+                                self._private_key_pkcs8_pem,
+                                scopes=scopes,
+                                private_key_id=self._private_key_id,
+                                service_account_id=self._service_account_id,
+                                user_agent=self._user_agent,
+                                **self._kwargs)
+        result.token_uri = self.token_uri
+        result.revoke_uri = self.revoke_uri
+        return result