The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/fba5de356090f4aba32437ade53f0ba9492f96ae

commit fba5de356090f4aba32437ade53f0ba9492f96ae
Author: Jun Choi <hongjunchoi@chromium.org>
Date: Wed May 16 05:31:04 2018

Implement FidoCableDevice

Implement device abstraction for pairing-less BLE device as specified
in FIDO cloud assisted BLE protocol. All incoming/outgoing messages must
be encrypted using session key that is passed on from the relying party.

Bug:  839632 
Change-Id: Id3649c9b28d83c9691123289fcbc756a0e0dbfd4
Reviewed-on: https://chromium-review.googlesource.com/1054636
Commit-Queue: Jun Choi <hongjunchoi@chromium.org>
Reviewed-by: Jan Wilken Dörrie <jdoerrie@chromium.org>
Reviewed-by: Kim Paulhamus <kpaulhamus@chromium.org>
Reviewed-by: Adam Langley <agl@chromium.org>
Cr-Commit-Position: refs/heads/master@{#558988}
[modify] https://crrev.com/fba5de356090f4aba32437ade53f0ba9492f96ae/device/BUILD.gn
[modify] https://crrev.com/fba5de356090f4aba32437ade53f0ba9492f96ae/device/fido/BUILD.gn
[modify] https://crrev.com/fba5de356090f4aba32437ade53f0ba9492f96ae/device/fido/fido_ble_device.cc
[modify] https://crrev.com/fba5de356090f4aba32437ade53f0ba9492f96ae/device/fido/fido_ble_device.h
[add] https://crrev.com/fba5de356090f4aba32437ade53f0ba9492f96ae/device/fido/fido_cable_device.cc
[add] https://crrev.com/fba5de356090f4aba32437ade53f0ba9492f96ae/device/fido/fido_cable_device.h
[add] https://crrev.com/fba5de356090f4aba32437ade53f0ba9492f96ae/device/fido/fido_cable_device_unittest.cc
[modify] https://crrev.com/fba5de356090f4aba32437ade53f0ba9492f96ae/device/fido/fido_cable_discovery.cc
[modify] https://crrev.com/fba5de356090f4aba32437ade53f0ba9492f96ae/device/fido/fido_cable_discovery.h
[modify] https://crrev.com/fba5de356090f4aba32437ade53f0ba9492f96ae/device/fido/fido_cable_discovery_unittest.cc