Bring back assertions for beginBatchEdit / endBatchEdit

Bring back assertions for beginBatchEdit / endBatchEdit

Since there is no known crash for these functions, we will bring back
the assertions to fortify the IME thread logic.

BUG=643477
Committed: https://crrev.com/1e882835e53cfd89a30e14c806cdbc5a6d0554ac
Cr-Commit-Position: refs/heads/master@{#420560}

[Changwan Ryu, 2016-09-22 02:50:24]

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

[commit-bot: I haz the power, 2016-09-22 02:50:44]

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

[Changwan Ryu, 2016-09-22 02:50:52]

changwan@chromium.org changed reviewers:
+ aelias@chromium.org

[Changwan Ryu, 2016-09-22 02:50:52]

PTAL

[aelias_OOO_until_Jul13, 2016-09-22 03:00:09]

lgtm

[commit-bot: I haz the power, 2016-09-22 04:11:41]

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

[commit-bot: I haz the power, 2016-09-22 04:11:42]

Dry run: Try jobs failed on following builders:
  linux_android_rel_ng on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/linux_androi...)

[Changwan Ryu, 2016-09-22 06:04:41]

The CQ bit was checked by changwan@chromium.org

[commit-bot: I haz the power, 2016-09-22 06:04:49]

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, 2016-09-22 07:22:39]

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

[commit-bot: I haz the power, 2016-09-22 07:22:40]

Try jobs failed on following builders:
  linux_android_rel_ng on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/linux_androi...)

[Changwan Ryu, 2016-09-23 02:28:03]

The CQ bit was checked by changwan@chromium.org

[Changwan Ryu, 2016-09-23 02:28:03]

The patchset sent to the CQ was uploaded after l-g-t-m from aelias@chromium.org
Link to the patchset: https://codereview.chromium.org/2365543002/#ps20001
(title: "fix test")

[commit-bot: I haz the power, 2016-09-23 02:28:25]

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, 2016-09-23 03:09:22]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-09-23 03:11:07]

Description was changed from

==========
Bring back assertions for beginBatchEdit / endBatchEdit

Since there is no known crash for these functions, we will bring back
the assertions to fortify the IME thread logic.

BUG=643477
==========

to

==========
Bring back assertions for beginBatchEdit / endBatchEdit

Since there is no known crash for these functions, we will bring back
the assertions to fortify the IME thread logic.

BUG=643477

Committed: https://crrev.com/1e882835e53cfd89a30e14c806cdbc5a6d0554ac
Cr-Commit-Position: refs/heads/master@{#420560}
==========

[commit-bot: I haz the power, 2016-09-23 03:11:08]

Patchset 2 (id:??) landed as
https://crrev.com/1e882835e53cfd89a30e14c806cdbc5a6d0554ac
Cr-Commit-Position: refs/heads/master@{#420560}