Method to obtain a list of media types against which custom user interfaces that are
which will show up on the management console in place of the standard user interfaces for
resources are registered
This provides functionality to manage a check-list of a given lifecycle which is available for a
particular resource or collection, with the corresponding lifecycle.
This provides functionality to be used by an implementation of a custom user interface that is
used in place of the standard user interface for a resource on the Management Console.