Configure AutoFill through browser preferences.

Defaults to off until we have a profile editor. Until the profile
editor is finished, we use a canned "John Smith" profile.

Requires a corresponding change in frameworks/base -
https://android-git.corp.google.com/g/65573

Change-Id: Ieb0c49b79766ba670322b8bd8b84968e778920ae
3 files changed