Steps to reproduce:
1) Create user role with type - Super admin.
2) In Access API form Add 2 API methods - host.create, host.delete.
3) Save user role.
4) Open created user role and delete any of API methods.
5) Save user role.
6) Open user role again and check API methods.

Result:
host.create, host.delete - both methods still exists.

Expected:
Removed API method - doesn't exists.