What is the name of the google chrome extension that fill in your information automatically?

i.e. name address email phone number...What is the name of the google chrome extension that fill in your information automatically?
It is not an extension but part of the 'Options' setting. Click on the 'spanner' icon on the top right hand corner of the browser. Then when the options 'window' open click on 'Personal Stuff' at the top (middle). From there click on 'Autofill Options'. The rest you will know what to do.