am 62a54f3b: am 25b15be9: init: use tmpfs/ftruncate for properties backing store instead of ashmem

Merge commit '62a54f3b1343043528b7e93c1a4311a5e9d5f358'

* commit '62a54f3b1343043528b7e93c1a4311a5e9d5f358':
  init: use tmpfs/ftruncate for properties backing store instead of ashmem