The facebook button is gone in sign in page

• Type: Regression Bug
• Status: Closed
• Resolution: Won't Fix
• Affects Version/s: 7.2.X, Master
• Fix Version/s: None
• Component/s: Frontend Infrastructure
• Labels:
  • QA-AUTOMATION
• Fix Priority: 3
• Last Working Version:
  7.2.10 DXP GA1
• QA Test Name:
  • LocalFile.Login#FacebookSSOSmoke
• QA Test Score: 4

Steps to reproduce:

1. Go to Portal Settings > SSO > Facebook Connect
2. Edit Configuration Authentication Facebook
   1. facebookApplicationID
   2. facebookApplicationSecret
3. Sign out
4. Click on Sign in

Actual Result:
The button of facebook is gone. Also gone on Google, Create Account and Forgot Password.