tree 3f1350176224bd2dd8f470d9a189feaf35f81ac1
parent 7df1850d37a1eb67f1ecc8623ae2c2066ec3b678
author Tianjie Xu <xunchang@google.com> 1475105530 -0700
committer Tianjie Xu <xunchang@google.com> 1476838256 +0000

Clean up bootloader_message usage in recovery

Switch to using vector and string.

Test: bootloader message writes correctly on angler.
Change-Id: I95d5a1e584630db326bb4400f3a149b59ad30a9e