Revert "Fix ForkTracker on ruby <= 2.5.3"
Revert "Fix ForkTracker on ruby <= 2.5.3"

This reverts commit 332a2909d417fdc0f42ab7672a3cd0aaaf8752d6.

yahonda/rails,lcreid/rails,Envek/rails,esparta/rails,lcreid/rails,kmcphillips/rails,georgeclaghorn/rails,Vasfed/rails,Erol/rails,Stellenticket/rails,rails/rails,Envek/rails,kmcphillips/rails,Edouard-chin/rails,Stellenticket/rails,esparta/rails,yawboakye/rails,yawboakye/rails,georgeclaghorn/rails,kmcphillips/rails,MSP-Greg/rails,BlakeWilliams/rails,Vasfed/rails,MSP-Greg/rails,rails/rails,Vasfed/rails,Stellenticket/rails,yawboakye/rails,Edouard-chin/rails,yahonda/rails,MSP-Greg/rails,rails/rails,Erol/rails,BlakeWilliams/rails,rails/rails,georgeclaghorn/rails,lcreid/rails,Edouard-chin/rails,kddeisz/rails,georgeclaghorn/rails,Stellenticket/rails,kddeisz/rails,Vasfed/rails,esparta/rails,kddeisz/rails,Erol/rails,kddeisz/rails,yahonda/rails,yahonda/rails,Edouard-chin/rails,BlakeWilliams/rails,yawboakye/rails,BlakeWilliams/rails,Envek/rails,MSP-Greg/rails,esparta/rails,lcreid/rails,Envek/rails,kmcphillips/rails,Erol/rails