Closes #5189 - Compatibility class with one dot com

[jeawhanlee]

Description

This PR adds compatibility class for one.com

Fixes #5189

Type of change

• [x] Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

Automated & Manual Tests

Checklist:

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my own code
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] My changes generate no new warnings
• [x] I have added tests that prove my fix is effective or that my feature works
• [x] New and existing unit tests pass locally with my changes