am 71e404d2: am ea635a59: am 6602ade6: am ed1c148d: am 3d57823a: am 8a72b6e0: Doc change: Remove more proto scheme from src urls (to fix mixed content warnings).

# Via Android Git Automerger (5) and Dirk Dougherty (1)
* commit '71e404d2042238ad589fbf82a100145fc0da653c':
  Doc change: Remove more proto scheme from src urls (to fix mixed content warnings).