Bug fixing.
Bug fixing.

When the error message was change to a class attribute we erase by mistake the `wp_die` - See [20da8e0b](https://github.com/dianjuar/dont_change_email/commit/20da8e0b8761810d977fd507d3473c031c4ad8d9?diff=split#diff-ca488c82be575aa0406c634816376de9L81)

This commit fix the mistake.

dianjuar/dont_change_email,dianjuar/dont_change_email