tree 8b331f896cbfeb0aede2ea3234eed989c63e310c
parent 62ab2a0fbcbf1da5ae671e7b87143e65ad8616ae
author Tianjie Xu <xunchang@google.com> 1473443744 -0700
committer Tianjie Xu <xunchang@google.com> 1473724788 -0700

save uncrypt status to last_install

Save the uncrypt time cost to /cache/recovery/uncrypt_status. Recovery
reads the file and saves its contents to last_install.

Bug: 31383361
Test: Tested on angler and uncrypt_time reports correctly.

(cherry picked from commit fe16b5ccaf80f6e04d5b722c37c1abd70457ad28)

Change-Id: Id69681a35c7eb2f0eb21b48e3616dcda82ce41b8