New strings for sync UI as requested by UI leads.
New strings for sync UI as requested by UI leads.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/6341012

git-svn-id: http://src.chromium.org/svn/trunk/src@72809 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 624728d081056a9631bbc3bfbf3a27206fa0e9e6
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