Selection API: Add diagnostic code for extend() crash

Selection API: Add diagnostic code for extend() crash

Fixing this null pointer deference is easy. However we should understand the root
cause.

BUG=693578
Review-Url: https://codereview.chromium.org/2701253003
Cr-Commit-Position: refs/heads/master@{#451568}
Committed: https://chromium.googlesource.com/chromium/src/+/6ea84c1ad8c14cd91341106e8632bed7c1ddbac4

[tkent, 2017-02-20 01:15:24]

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

[commit-bot: I haz the power, 2017-02-20 01:15:37]

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, 2017-02-20 02:55:55]

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

[commit-bot: I haz the power, 2017-02-20 02:55:56]

Dry run: This issue passed the CQ dry run.

[tkent, 2017-02-20 03:25:50]

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

[commit-bot: I haz the power, 2017-02-20 03:26:08]

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

[tkent, 2017-02-20 03:27:11]

Description was changed from

==========
Selection API: Fix a crash by null oldAnchor.

BUG=693578
==========

to

==========
Selection API: Add diagnostic code for extend() crash

BUG=693578
==========

[tkent, 2017-02-20 03:33:46]

Patchset #1 (id:1) has been deleted

[tkent, 2017-02-20 04:20:03]

Description was changed from

==========
Selection API: Add diagnostic code for extend() crash

BUG=693578
==========

to

==========
Selection API: Add diagnostic code for extend() crash

Fixing this null pointer deference is easy. However we should understand the
root
cause.

BUG=693578
==========

[tkent, 2017-02-20 04:20:28]

tkent@chromium.org changed reviewers:
+ yoichio@chromium.org, yosin@chromium.org

[tkent, 2017-02-20 04:20:28]

yoichio@, yosin@, would you review this please?

[yosin_UTC9, 2017-02-20 04:27:09]

lgtm

[commit-bot: I haz the power, 2017-02-20 05:51:01]

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

[commit-bot: I haz the power, 2017-02-20 05:51:02]

Dry run: This issue passed the CQ dry run.

[tkent, 2017-02-20 05:51:25]

The CQ bit was checked by tkent@chromium.org

[commit-bot: I haz the power, 2017-02-20 05:51:41]

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, 2017-02-20 05:55:30]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1487569885551030,
"parent_rev": "54210329887cfd683e71722b93a5e05b95f5e12d", "commit_rev":
"6ea84c1ad8c14cd91341106e8632bed7c1ddbac4"}

[commit-bot: I haz the power, 2017-02-20 05:56:04]

Description was changed from

==========
Selection API: Add diagnostic code for extend() crash

Fixing this null pointer deference is easy. However we should understand the
root
cause.

BUG=693578
==========

to

==========
Selection API: Add diagnostic code for extend() crash

Fixing this null pointer deference is easy. However we should understand the
root
cause.

BUG=693578

Review-Url: https://codereview.chromium.org/2701253003
Cr-Commit-Position: refs/heads/master@{#451568}
Committed:
https://chromium.googlesource.com/chromium/src/+/6ea84c1ad8c14cd91341106e8632...
==========

[commit-bot: I haz the power, 2017-02-20 05:56:05]

Committed patchset #1 (id:20001) as
https://chromium.googlesource.com/chromium/src/+/6ea84c1ad8c14cd91341106e8632...