tree 6637d5b5af5d3dc50fe68edc6dc0525f3ea92983
parent 53deec14b8418abbc1a6f30ff89629710437279f
author Pavel Grafov <pgrafov@google.com> 1501604153 +0100
committer Pavel Grafov <pgrafov@google.com> 1502382663 +0100

Zero memory used for encryuption keys.

std::vector with custom zeroing allocator is used instead of
std::string for data that can contain encryption keys.

Bug: 64201177
Test: manually created a managed profile, changed it's credentials
Test: manually upgraded a phone with profile from O to MR1.
Change-Id: Ic31877049f69eba9f8ea64fd99acaaca5a01d3dd