See https://github.com/MobileChromeApps/mobile-chrome-apps.
Install development tools: https://github.com/MobileChromeApps/mobile-chrome-apps/blob/master/docs/Installation.md.
And from the repo root:
- cca create mobile --link-to=ide/build/deploy-out/web/manifest.json
- cd mobile
- cca prepare
- cca run android