[Merge to M50] [Chrome OS Bootstrapping]: Do not always power off the Bluetooth adapter.

[Merge to M50] [Chrome OS Bootstrapping]: Do not always power off the Bluetooth adapter.

After the bootstrapping attempt is successful/failed, or the user has logged into the system,
power off the Bluetooth adapter only if the Bluetooth adapter was off before and there is no
connected Bluetooth type HID device.

BUG=chrome-os-partner:52828
TBR=achuith@chromium.org, rockot@chromium.org

Review-Url: https://codereview.chromium.org/1942883003
Cr-Commit-Position: refs/heads/master@{#391731}
(cherry picked from commit b6391c22b6339579ade0295e5995c66da3f9a239)

Committed: https://chromium.googlesource.com/chromium/src/+/c2f6e279b667b710c9b91f5509e9c527ff979236

[xdai1, 2016-05-09 18:34:44]

Description was changed from

==========
[Merge to M50] [Chrome OS Bootstrapping]: Do not always power off the Bluetooth
adapter.

After the bootstrapping attempt is successful/failed, or the user has logged
into the system,
power off the Bluetooth adapter only if the Bluetooth adapter was off before and
there is no
connected Bluetooth type HID device.

BUG=chrome-os-partner:52828
TBR=achuith@chromium.org, rockot@chromium.org

Review-Url: https://codereview.chromium.org/1942883003
Cr-Commit-Position: refs/heads/master@{#391731}
(cherry picked from commit b6391c22b6339579ade0295e5995c66da3f9a239)
==========

to

==========
[Merge to M50] [Chrome OS Bootstrapping]: Do not always power off the Bluetooth
adapter.

After the bootstrapping attempt is successful/failed, or the user has logged
into the system,
power off the Bluetooth adapter only if the Bluetooth adapter was off before and
there is no
connected Bluetooth type HID device.

BUG=chrome-os-partner:52828
TBR=achuith@chromium.org, rockot@chromium.org

Review-Url: https://codereview.chromium.org/1942883003
Cr-Commit-Position: refs/heads/master@{#391731}
(cherry picked from commit b6391c22b6339579ade0295e5995c66da3f9a239)

Committed:
https://chromium.googlesource.com/chromium/src/+/c2f6e279b667b710c9b91f5509e9...
==========

[xdai1, 2016-05-09 18:34:45]

Committed patchset #1 (id:1) manually as
c2f6e279b667b710c9b91f5509e9c527ff979236 (presubmit successful).