Object.entries is not defined automatically in FF45

• 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
• Browsers:
  Firefox 45 ESR
• QA Test Name:
  • LocalFile.CPCustomfields#EditCustomFieldUserTextField
  • LocalFile.CPRoles#DeleteRegularRole
  • LocalFile.CPUsersandorganizations#EditUserSite
  • LocalFile.Forms#PreviewAndPublishForm
  • LocalFile.OAuth2#addAndEditApplication
  • LocalFile.OAuth2#viewAndRevokeGrantedAuthorizations
  • LocalFile.Permissions#ViewBlogsPortletAsGuestPG
  • LocalFile.PortalSmoke#Smoke
  • LocalFile.Search#ModifyPaginationPortalProperties
  • LocalFile.Search#SearchDocumentsAndMediaDocument
  • LocalFile.StagingUsecaseWithVersioning#StagingPublishLast
• QA Test Score: 51

Steps to Reproduce

1. Use FF45 for testing
2. Use a web tool to inspect the browser's console, I was using Firebug for testing
   1. Right click > Inspect seems also reproducible the issue
3. Login the portal

Expect Result
Login portal without any browser console error.

Actually Result
Login portal with browser console error saying "TypeError: Object.entries is not a function".