Fix Data Saver download crash

Fix Data Saver download crash

BUG=738161
Review-Url: https://codereview.chromium.org/2965703003
Cr-Commit-Position: refs/heads/master@{#483871}
Committed: https://chromium.googlesource.com/chromium/src/+/05c51a354dd12d26b49ad88960ab249002fa636f

[megjablon, 2017-06-30 22:50:03]

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

[commit-bot: I haz the power, 2017-06-30 22:50:11]

Dry run: CQ is trying da patch.

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

[megjablon, 2017-06-30 23:05:18]

megjablon@chromium.org changed reviewers:
+ ryansturm@chromium.org

[megjablon, 2017-06-30 23:05:19]

PTAL

[commit-bot: I haz the power, 2017-06-30 23:54:35]

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

[commit-bot: I haz the power, 2017-06-30 23:54:35]

Dry run: This issue passed the CQ dry run.

[RyanSturm, 2017-07-01 00:11:23]

lgtm

[megjablon, 2017-07-01 00:12:54]

The CQ bit was checked by megjablon@chromium.org

[commit-bot: I haz the power, 2017-07-01 00:13:24]

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, 2017-07-01 00:17:13]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1498867974850070, "parent_rev":
"d60a4c6e0cbe7ed72a141f61b74c7dd10a927212", "commit_rev":
"05c51a354dd12d26b49ad88960ab249002fa636f"}

[commit-bot: I haz the power, 2017-07-01 00:17:29]

Description was changed from

==========
Fix Data Saver download crash

BUG=738161
==========

to

==========
Fix Data Saver download crash

BUG=738161

Review-Url: https://codereview.chromium.org/2965703003
Cr-Commit-Position: refs/heads/master@{#483871}
Committed:
https://chromium.googlesource.com/chromium/src/+/05c51a354dd12d26b49ad88960ab...
==========

[commit-bot: I haz the power, 2017-07-01 00:17:33]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/05c51a354dd12d26b49ad88960ab...