Fix a memory leak in libtiff.

Fix a memory leak in libtiff.

BUG=633387
Committed: https://pdfium.googlesource.com/pdfium/+/8f7970040548ff3550ce450944d39d4660b3d918

[Lei Zhang, 2016-08-02 00:50:56]

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

[Lei Zhang, 2016-08-02 00:51:02]

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

[commit-bot: I haz the power, 2016-08-02 00:51:08]

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, 2016-08-02 01:08:25]

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

[commit-bot: I haz the power, 2016-08-02 01:08:26]

Dry run: This issue passed the CQ dry run.

[Oliver Chang, 2016-08-02 02:34:06]

lgtm

[Lei Zhang, 2016-08-02 02:36:03]

The CQ bit was checked by thestig@chromium.org

[commit-bot: I haz the power, 2016-08-02 02:36:12]

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, 2016-08-02 02:36:30]

Description was changed from

==========
Fix a memory leak in libtiff.

BUG=633387
==========

to

==========
Fix a memory leak in libtiff.

BUG=633387

Committed:
https://pdfium.googlesource.com/pdfium/+/8f7970040548ff3550ce450944d39d4660b3...
==========

[commit-bot: I haz the power, 2016-08-02 02:36:32]

Committed patchset #1 (id:1) as
https://pdfium.googlesource.com/pdfium/+/8f7970040548ff3550ce450944d39d4660b3...