Metrics - Add actions/README.md

BUG=

Review-Url: https://codereview.chromium.org/2384323002
Cr-Commit-Position: refs/heads/master@{#423755}


CrOS-Libchrome-Original-Commit: b125d7bbfad217a15a6b872c56d02981fc43dce5
2 files changed
tree: 5e5a276a2064c44246f94a25f5229820776c89ea
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/