In new chrome (44.0.2403.157) geolocations doesnt works
Must be a bug in the latest version of Chrome, also happens in the page of Google Maps API: https://developers.google.com/maps/documentation/javascript/examples/map-geolocation
Hopefully it will be fixed fast.
Edited: Try now, it works :)
I filed a bug ticket here: https://productforums.google.com/forum/?utm_medium=email&utm_source=footer#!msg/chrome/q7B6gjCr1ps/Y9DEXPZ-_HYJ
Feel free to comment there, star it, etc.