Unable to log in to Liferay Portal using IE11

• Type: Regression Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.2.X, Master
• Fix Version/s: 7.2.10 DXP FP1, 7.2.X, 7.2.1 CE GA2, Master
• Component/s: ~ [Archived] Frontend Infrastructure
• Labels:
  • 7.2-blocker
  • QA-AUTOMATION
  • QA-FP
  • liferay-fixpack-dxp-1-7210
• Branch Version/s:
  7.2.x
• Backported to Branch:
  Committed
• Fix Priority: 5
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/76713

Summary: Unable to log in to Liferay Portal using IE11

Steps:

1. Open IE 11;
2. Access Liferay Portal (eg: http://test-6-1-2:8080/web/guest);
3. Try to log in.

Actual result: login fields are disabled

Expected result: log in with IE11 should be possible

Environment:
master: 5a23c271eeeb06ac5f4b60c384a2250eb0b84d42
Updated on: Mon Aug 5 23:22:21 2019 -0700

7.2.x: 
7.2.x-private: 5daf957b4ccba7ec73fed60396d245eed2386ac4
7.2.x: 6dbb9fbfbac38f2cb2ba6efd6a2eacd393982cf7
Updated on: Mon Aug 5 21:30:39 2019 -0700