Updated docs for converter.
Updated docs for converter.

BUG=none
TEST=none
TBR=gman

Review URL: http://codereview.chromium.org/1773007

git-svn-id: http://src.chromium.org/svn/trunk/src@45721 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: f579e55214cf18308264aa9f2265127cde838f9a
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