<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_frontend_aware_plug_names(self):
 """Returns the names of frontend-aware plugs."""

    return [name for name, plug in six.iteritems(self._plugs_by_name)
            if isinstance(plug, FrontendAwareBasePlug)]