Rename "Zip Code" to "ZIP code" in Autofill preferences.
Rename "Zip Code" to "ZIP code" in Autofill preferences.

BUG=74656
TEST=none

Review URL: http://codereview.chromium.org/6588112

git-svn-id: http://src.chromium.org/svn/trunk/src@76671 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: e7ca0103fefac2c757966d15b64f197dc44a8e9f
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