my $mid = $header_obj->header('Message-ID');
$mid = PublicInbox::Hval->new_msgid($mid);
foreach my $h (qw(From To Cc Subject Date)) {
- my $v = $mime->header($h);
+ my $v = $header_obj->header($h);
defined($v) && ($v ne '') or next;
$v = PublicInbox::Hval->new_oneline($v);