<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def register_default_processors(cls, frontend_editing=None):
 """ Register our default request processors for the out-of-the-box Page experience. Since FeinCMS 1.11 was removed from core. """

        super(Page, cls).register_default_processors()

        if frontend_editing:
            cls.register_request_processor(
                edit_processors.frontendediting_request_processor,
                key='frontend_editing')
            cls.register_response_processor(
                edit_processors.frontendediting_response_processor,
                key='frontend_editing')