method has been removed. New method C<illegal_options_for_inheritance>
can now be used to prevent certain options from being changeable.
- package Bar::Meta::Attribute;
- use Moose;
+This also now only throws an error if the illegal option was actually
+changed. If the superclass version of an attribute didn't specify this
+option at all, the subclass version can still add it as an option.
+
+Example of overriding this in an attribute trait:
- extends 'Moose::Meta::Attribute';
+ package Bar::Meta::Attribute;
+ use Moose::Role;
has 'my_illegal_option' => (
isa => 'CodeRef',