tree b6eb6b7e002f326d1f2b111cb190aed6bb3aa364
parent 97466cb1453585930d863cccdedf8acf57520edf
author Tommy Chiu <tommychiu@google.com> 1553580859 +0800
committer Paul Crowley <paulcrowley@google.com> 1554462398 -0700

vold: fsync both file and directory after write keys

Use vold version of writeStringToFile which fsync files, and
manually fsync directories after initialize global DE

(cherry picked from commit a98464f688d6e16ca7558251306ece98058b55ce)

Bug: 71810347
Test: Build pass and reboot stress test.
      Original boot failure symptom is NOT reproducible.
Change-Id: I1ca8f8cf0ccfd01075a9c33f79042e58d99aea26
Merged-In: I1ca8f8cf0ccfd01075a9c33f79042e58d99aea26