http://build.chromium.org/p/chromium.swarm/

It's composed of continuous bots triggered either by chromium/src commits or a 1 min cron, so hopefully it's not too atypical of a setup. It will compile and test chromium, which is not yet done on any luci-lite bots at the moment, I believe. It might be good to get something like a typical chromium use-case in production.