GitLab

shill's Device.ProposeScan DBus method has been deprecated and
superseded by the Device.RequestScan DBus method.

BUG=763198
TEST=chromeos_unittests

Change-Id: I9ae4a115ee2e0f14a10f06a5bdbe4e48b21bba83
Reviewed-on: https://chromium-review.googlesource.com/701622Reviewed-by: Steven Bennetts <stevenjb@chromium.org>
Commit-Queue: Ben Chan <benchan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#506791}