A week after reports about how Facebook Messenger shares the 'exact location' of a user, Facebook has rolled out an update that changes the way users can share their location with others.The update to Facebook Messenger will now let users share their location, or any location around the globe, as a pin drop on a map in a separate message, and the app no longer has the option to constantly share location information. "Today, we're excited to start rolling it out in place of our previous location sharing feature.