Updating trunk VERSION from 472.0 to 473.0
Updating trunk VERSION from 472.0 to 473.0

git-svn-id: http://src.chromium.org/svn/trunk/src@53033 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: f81a0df6e633da1f76daff93ec6f3a62347cc345
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