am 1214e975: am 3baf1b6f: am 60d8836e: am be4d1dcd: am dd8b5845: Merge "docs: add info about secure adb" into jb-mr1-dev

# Via Android Git Automerger (4) and others
* commit '1214e975d65dc5604ac95ed3ce7565333fa3e364':
  docs: add info about secure adb