$chain<$R2, $Out2> abstract method

DSSHeadersCopyWith<$R2, $In, $Out2> $chain<$R2, $Out2>(Then<$Out2, $R2> t)

Implementation

DSSHeadersCopyWith<$R2, $In, $Out2> $chain<$R2, $Out2>(Then<$Out2, $R2> t);