UPSTREAM: deviceinfo: Enable external flag

This enable attributes to be accessed over D-Bus.

BUG=532930

Change-Id: I9e9f575421292e78a0c92e42b163742f75fc9f91
Reviewed-on: https://chromium-review.googlesource.com/305680
Commit-Ready: Jakub x Jakub Pawlowski <jpawlowski@chromium.org>
Tested-by: Jakub x Jakub Pawlowski <jpawlowski@chromium.org>
Reviewed-by: Arman Uguray <armansito@chromium.org>
Reviewed-by: Jakub x Jakub Pawlowski <jpawlowski@chromium.org>
1 file changed