There was one case (ota_fsync, under TARGET_SYNC_FAULT, when the
filename was cached) where we were not setting have_eio_error
prior to returning. We fix that.
Change-Id: I2b0aa61fb1e821f0e77881aba04db95cd8396812
When I/O error happens, reboot and retry installation two times
before we abort this OTA update.
Bug: 25633753
Change-Id: Iba6d4203a343a725aa625a41d237606980d62f69
(cherry picked from commit 3c62b67faf)