Merge "storageproxy: Report fsync failures with a distinct error code" am:...

Merge "storageproxy: Report fsync failures with a distinct error code" am: 67d70ffe am: f06b221c am: ff736d8d am: 32e4ae95

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2169947



Change-Id: Ida97d75c7c44e85cd4a240f0e6b7a7e88bff8e3a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>