Form entry view will not display original values after changing field type

• Type: Regression Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: Master
• Fix Version/s: 7.1.0 Beta 1, 7.1.X, Master
• Component/s: Forms
• Labels:
  • QA-AUTOMATION
  • backend_test
  • forms_mission_2
  • fw_ci_blocker
  • fw_test_poshi
• Story Points: 1
• Fix Priority: 4
• Last Working Version:
  7.1.0 Alpha
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/57705
• QA Test Name:
  • LocalFile.Forms#ChangeFieldType
• QA Test Score: 4

Steps to Reproduce:

1. Add a new form
2. Add a text field
3. Publish
4. Go to Publish URL
5. Input a value into the text field ("123")
6. Submit
7. Go Content > Forms
8. View entries for the created form
9. View "123" entry
10. Assert Text field with 123 displays
11. Go to Edit form
12. Change text field type to Select from List
13. Save form
14. View entries for the created form
15. Go to form entry > kebab > View

Expected Result:
Entry still displays with Text field type and value.

Actual Result:
Entry is overwritten with Select from List field type, and value does not display.

Reproduced on:
Master: 2174e36bf678837841eb433ba383edc560ee7ea3

Not Reproducible on:
CE 7.1 Alpha 1