bluetooth: Mark TestBluetoothAdapterObserver accessor methods const

bluetooth: Mark TestBluetoothAdapterObserver accessor methods const

There is no reason why the methods should be non-const. More importantly
it allows us to pass the observer as a const reference to lambdas or
callbacks that need to check its properties.

BUG=580406
Committed: https://crrev.com/084aec7f79d92169449f435c51aa6f562413b323
Cr-Commit-Position: refs/heads/master@{#403380}

[ortuno, 2016-06-24 18:19:30]

ortuno@chromium.org changed reviewers:
+ scheib@chromium.org

[ortuno, 2016-06-24 18:19:30]

scheib: PTAL. This is a follow up patch of http://crrev.com/2085293002 that made
a single function const.

[ortuno, 2016-06-24 18:19:33]

The CQ bit was checked by ortuno@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-06-24 18:19:51]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-06-24 18:39:09]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-06-24 18:39:09]

Dry run: Try jobs failed on following builders:
  win_chromium_x64_rel_ng on master.tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_x64_...)

[scheib, 2016-06-30 22:10:56]

LGTM

[ortuno, 2016-06-30 22:14:11]

The CQ bit was checked by ortuno@chromium.org

[commit-bot: I haz the power, 2016-06-30 22:14:59]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-07-01 01:09:58]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-07-01 01:10:01]

CQ bit was unchecked.

[commit-bot: I haz the power, 2016-07-01 01:11:59]

Description was changed from

==========
bluetooth: Mark TestBluetoothAdapterObserver accessor methods const

There is no reason why the methods should be non-const. More importantly
it allows us to pass the observer as a const reference to lambdas or
callbacks that need to check its properties.

BUG=580406
==========

to

==========
bluetooth: Mark TestBluetoothAdapterObserver accessor methods const

There is no reason why the methods should be non-const. More importantly
it allows us to pass the observer as a const reference to lambdas or
callbacks that need to check its properties.

BUG=580406

Committed: https://crrev.com/084aec7f79d92169449f435c51aa6f562413b323
Cr-Commit-Position: refs/heads/master@{#403380}
==========

[commit-bot: I haz the power, 2016-07-01 01:12:00]

Patchset 1 (id:??) landed as
https://crrev.com/084aec7f79d92169449f435c51aa6f562413b323
Cr-Commit-Position: refs/heads/master@{#403380}