Take advantage of implicit std::unique_ptr<>(nulltpr_t) ctor.

Take advantage of implicit std::unique_ptr<>(nulltpr_t) ctor.

Committed: https://pdfium.googlesource.com/pdfium/+/e5cb0b191aed020da99757c117dae014ea65c6ba

[Tom Sepez, 2016-10-26 21:49:10]

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

[commit-bot: I haz the power, 2016-10-26 21:49:12]

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

[Tom Sepez, 2016-10-26 21:49:46]

tsepez@chromium.org changed reviewers:
+ thestig@chromium.org

[Tom Sepez, 2016-10-26 21:49:47]

Lei, quick review.  Turns out this case is called out in the standard for
convenience.

[commit-bot: I haz the power, 2016-10-26 22:03:02]

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

[commit-bot: I haz the power, 2016-10-26 22:03:03]

Dry run: This issue passed the CQ dry run.

[Lei Zhang, 2016-10-26 22:04:39]

lgtm

[Tom Sepez, 2016-10-26 22:05:41]

The CQ bit was unchecked by tsepez@chromium.org

[Tom Sepez, 2016-10-26 22:05:45]

The CQ bit was checked by tsepez@chromium.org

[commit-bot: I haz the power, 2016-10-26 22:05:52]

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, 2016-10-26 22:06:13]

Description was changed from

==========
Take advantage of implicit std::unique_ptr<>(nulltpr_t) ctor.
==========

to

==========
Take advantage of implicit std::unique_ptr<>(nulltpr_t) ctor.

Committed:
https://pdfium.googlesource.com/pdfium/+/e5cb0b191aed020da99757c117dae014ea65...
==========

[commit-bot: I haz the power, 2016-10-26 22:06:14]

Committed patchset #1 (id:1) as
https://pdfium.googlesource.com/pdfium/+/e5cb0b191aed020da99757c117dae014ea65...