Indicates whether the customized stereotype is recognized as a new type. If the Hide Metatype property value is false, the DSL element is not considered as a new type element and will not be displayed in the shortcut menus (see the Possible Owners property).
 
 
To define the hide metatype property
- In the Customization Specification window, click the Customization Target property and then select a customization target.
 - Set the Hide Metatype property to true.
 - Reopen the project.