Steps to reproduce

1. Go to https://demo.magnolia-cms.com/.magnolia/admincentral#app:pages-app:detail;/travel/book-tour
2. Add new component to Form Fields (under Number of Travellers header),
select File as Type of component, click Next
3. See Validation chooser field

Expected results

Only:

• /modules/form/config/validators/empty
• /modules/form/config/validators/password
• /modules/form/config/validators/noHTML
• /modules/form/config/validators/fileUpload
• /modules/form/config/validators/number
• /modules/form/config/validators/email
• /modules/form/config/validators/username
• /modules/form/config/validators/uniqueEmail

nodes are available.

Actual results

• /modules/form/config/validators/fileUpload/allowedMimeTypes

node is also available

Development notes

JcrSelectFieldSupport#getDataProvider uses info.magnolia.ui.contentapp.JcrDataProvider