am 870f3f92: (-s ours) am 52a7907f: am 444d2643: (-s ours) do not merge: cherry-picked 4ffc2eb9858fbce8558a52755b4e48a928399cce from master branch

Merge commit '870f3f923ed9f6ec3a6b6dc3c8f0eb4da906431f'

* commit '870f3f923ed9f6ec3a6b6dc3c8f0eb4da906431f':
  do not merge: cherry-picked 4ffc2eb9858fbce8558a52755b4e48a928399cce from master branch