I assume you're referring to things like, https://github.com/diafygi/webrtc-ips
Rest assured, WebRTC is still disabled *in* Tor Browser. However, snowflake does use a real WebRTC implementation to connect you to a bridge to the Tor network, but that's separate from your browsing experience.
More information about formatting options
Drupal Design and Maintenance by New Eon Media
Drupal Development by Chapter Three