gecko-dev/tools/browsertime/README.md

=========== Browsertime

This code is obtained from https://github.com/sitespeedio/browsertime and all changes to the code must be made there. It's installed through ./mach browsertime --setup and it's used when running ./mach browsertime or through raptor with ./mach raptor --browsertime.

You can update this code by running ./mach browsertime --update-upstream-url <URL>, where URL is a link to a github tarball of a particular commit in the aforementioned repository.

For more information, you can consult the wiki https://wiki.mozilla.org/TestEngineering/Performance/Raptor/Browsertime. If you have any questions about this code, or browsertime, you can find us in #browsertime, or #perftest in Riot.