Fetch AutoFill form data from server only when user data is present.
Fetch AutoFill form data from server only when user data is present.

Adds code to only query the AutoFill server if the user has AutoFill profile or credit card information set up in their preferences.

BUG=39923
TEST=NONE

Review URL: http://codereview.chromium.org/1517009

git-svn-id: http://src.chromium.org/svn/trunk/src@43271 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 2d2328a0672372803759adb0e37bc16ecffa3744
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