AutoFill: Remove one incorrect comment and one useless comment.
AutoFill: Remove one incorrect comment and one useless comment.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/1653001

git-svn-id: http://src.chromium.org/svn/trunk/src@44319 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 1e77eee5972900e20f50a869498cc5a8776a5d4e
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser