DISALLOW_COPY_AND_ASSIGN the TabStripModelObserver.

DISALLOW_COPY_AND_ASSIGN the TabStripModelObserver.

Disable the implicitly generated special functions that perform copies and moves
according to the Google C++ Style Guide.

BUG=None

Review-Url: https://codereview.chromium.org/2595313002
Cr-Commit-Position: refs/heads/master@{#442871}
Committed: https://chromium.googlesource.com/chromium/src/+/b49e54ff3324352a847998ead77f4d27415ef094

[themblsha, 2016-12-22 11:36:59]

mblsha@yandex-team.ru changed reviewers:
+ sky@chromium.org

[sky, 2017-01-03 21:59:32]

LGTM

[themblsha, 2017-01-11 10:38:52]

The CQ bit was checked by mblsha@yandex-team.ru

[commit-bot: I haz the power, 2017-01-11 10:39:04]

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, 2017-01-11 11:29:56]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484131132224210, "parent_rev":
"d67aff2c0a31ffeb9db2112b30fd043847dba9ee", "commit_rev":
"b49e54ff3324352a847998ead77f4d27415ef094"}

[commit-bot: I haz the power, 2017-01-11 11:30:30]

Description was changed from

==========
DISALLOW_COPY_AND_ASSIGN the TabStripModelObserver.

Disable the implicitly generated special functions that perform copies and moves
according to the Google C++ Style Guide.

BUG=None
==========

to

==========
DISALLOW_COPY_AND_ASSIGN the TabStripModelObserver.

Disable the implicitly generated special functions that perform copies and moves
according to the Google C++ Style Guide.

BUG=None

Review-Url: https://codereview.chromium.org/2595313002
Cr-Commit-Position: refs/heads/master@{#442871}
Committed:
https://chromium.googlesource.com/chromium/src/+/b49e54ff3324352a847998ead77f...
==========

[commit-bot: I haz the power, 2017-01-11 11:30:31]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/b49e54ff3324352a847998ead77f...