Since docker uses cookiejar it doesn't need to manage cookies manually
anymore.
Managing cookie was duplicating it.
Docker-DCO-1.1-Signed-off-by: Fabio Falci <fabiofalci@gmail.com> (github: fabiofalci)
Upstream-commit: df9b99aca0b8a65da866aa5696b9f45df3b92e50
Component: engine