am cf90471a: am f1456dea: am a48a2d16: am 4da9c11b: Merge "Doc change: refresh gms/gcm reference docs." into jb-mr1.1-docs

* commit 'cf90471aff7b43a8c0ebc32298b20d31d4e767a3':
  Doc change: refresh gms/gcm reference docs.