The decision has been made because the current version (v5) is no longer an LTS release and most likely will not receive updates in the future. 

This Epic is for tracking teams that:

1. have completed the Chrome update 

This includes a removal of the navigation listener, please search for occurrences of "APP_NAVIGATION" and removed that listener.

Migration guide: http://front-end-docs-insights.apps.ocp4.prod.psi.redhat.com/blog/router-v6