am c93c70c4: Merge "framework: storage: Ensure that filesystems are unmounted before shutdown/reboot" into eclair

Merge commit 'c93c70c4b849d31ff1b5e5cf2fb9462fd60e5da0' into eclair-plus-aosp

* commit 'c93c70c4b849d31ff1b5e5cf2fb9462fd60e5da0':
  framework: storage: Ensure that filesystems are unmounted before shutdown/reboot