Don't show scrollbars in click-to-play UI
Don't show scrollbars in click-to-play UI

BUG=53838
TEST=with click-to-play enabled, go to a page with a small plugin. You shouldn't see scrollbars in the click-to-play UI.

Review URL: http://codereview.chromium.org/3240009

git-svn-id: http://src.chromium.org/svn/trunk/src@57994 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 778020d9cdde12422e39f37cbfdc2e5f391de91b
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