125                 0 => None,  in store_new_key()
129                 0 => None,  in store_new_key()
219                 check_key_permission(KeyPerm::use_(), key, &None)  in create_operation()
222                     check_key_permission(KeyPerm::req_forced_op(), key, &None).context(  in create_operation()
229                         None => {  in create_operation()
236                     None,  in create_operation()
237                     None,  in create_operation()
361             None => {  in create_operation()
379                 0 => None,  in create_operation()
385             upgradedBlob: if key.domain == Domain::BLOB { upgraded_blob } else { None },  in create_operation()
418             check_key_permission(KeyPerm::gen_unique_id(), key, &None).context(concat!(  in add_certificate_parameters()
483                 blob: None,  in generate_key()
490         check_key_permission(KeyPerm::rebind(), &key, &None).context("In generate_key.")?;  in generate_key()
493             (Domain::BLOB, _) => None,  in generate_key()
563             None => map_km_error({  in generate_key()
571                 km_dev.generateKey(&params, None)  in generate_key()
600                 blob: None,  in import_key()
606         check_key_permission(KeyPerm::rebind(), &key, &None).context("In import_key.")?;  in import_key()
633             km_dev.importKey(&params, format, key_data, None /* attestKey */)  in import_key()
679                 blob: None,  in import_wrapped_key()
685                 blob: None,  in import_wrapped_key()
691         check_key_permission(KeyPerm::rebind(), &key, &None).context("In import_wrapped_key.")?;  in import_wrapped_key()
725                 _ => None,  in import_wrapped_key()
733                 _ => None,  in import_wrapped_key()
765         self.store_new_key(key, creation_result, user_id, None)  in import_wrapped_key()
858                     .map(|v| (v, None))  in upgrade_keyblob_if_required_with()
883         check_key_permission(KeyPerm::convert_storage_key_to_ephemeral(), storage_key, &None)  in convert_storage_key_to_ephemeral()
901                 Ok(EphemeralStorageKeyResponse { ephemeralKey: result, upgradedBlob: None })  in convert_storage_key_to_ephemeral()
945         check_key_permission(KeyPerm::delete(), key, &None)  in delete_key()