func (r *reqResReader) arg2Reader() (ArgReader, error) {
	return r.argReader(false /* last */, reqResReaderPreArg2, reqResReaderPreArg3)
}
func (r *reqResReader) arg2Reader() (ArgReader, error) {
	return r.argReader(false , reqResReaderPreArg2, reqResReaderPreArg3)
}
func ( r * reqResReader ) arg2Reader ( ) ( ArgReader , error ) { return r . argReader ( false /* last */ , reqResReaderPreArg2 , reqResReaderPreArg3 ) }
// arg2Reader returns an ArgReader to read arg2.
arg2Reader returns an ArgReader to read arg2 .