[boost] [optional] warning removal

Hi, can I commit this simple patch Best, Vicente svn diff ../../../boost/optional/ Index: ../../../boost/optional/optional.hpp =================================================================== --- ../../../boost/optional/optional.hpp (revision 81020) +++ ../../../boost/optional/optional.hpp (working copy) @@ -890,12 +890,12 @@ template<class T> inline -bool operator == ( none_t x, optional<T> const& y ) +bool operator == ( none_t , optional<T> const& y ) { return equal_pointees(optional<T>() ,y); } template<class T> inline -bool operator < ( none_t x, optional<T> const& y ) +bool operator < ( none_t , optional<T> const& y ) { return less_pointees(optional<T>() ,y); } template<class T>