rem: bool operator()(const detail::session_impl::connection_map::value_type& c) const
add: bool operator()(const std::pair<address, peer_connection*>& p) const
context: 		bool operator()(const detail::session_impl::connection_map::value_type& c) const		{			if (c.first->sender().ip() != ip.ip()) return false;			if (tor != c.second->associated_torrent()) return false;			return true;		}