- my $nhdr = $new_mime->header_obj;
- my $ohdr = $old_mime->header_obj;
- if (($nhdr->as_string eq $ohdr->as_string) &&
- (content_id($new_mime) eq content_id($old_mime))) {
+ my $nhdr = $new_mime->header_obj->as_string;
+ my $ohdr = $old_mime->header_obj->as_string;
+ if (($nhdr eq $ohdr) &&
+ (content_hash($new_mime) eq content_hash($old_mime))) {