Validate that UDIFBlock data length matches the size and reported number of chunks.

Validate that UDIFBlock data length matches the size and reported number of chunks.

BUG=643726
R=nparker@chromium.org

Committed: https://crrev.com/5a29d68e849e2beb122b1ade3a53527a3db04186
Cr-Commit-Position: refs/heads/master@{#416732}

[Robert Sesek, 2016-09-06 16:41:45]

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

[commit-bot: I haz the power, 2016-09-06 16:42:04]

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, 2016-09-06 17:56:47]

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

[commit-bot: I haz the power, 2016-09-06 17:56:48]

Dry run: This issue passed the CQ dry run.

[Nathan Parker, 2016-09-06 18:33:56]

lgtm

Any tests to exercise this code?

[Robert Sesek, 2016-09-06 20:05:09]

On 2016/09/06 18:33:56, Nathan Parker wrote:
> lgtm
> 
> Any tests to exercise this code?

I'm relying on Clusterfuzz for that. The DMG format is complicated and nested,
so it's hard to write tests for specific branches without checking in large
binary blobs. But now that CF has found this, it'll be part of the corpus that's
continuously fuzzed.

[Robert Sesek, 2016-09-06 20:06:00]

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

[Robert Sesek, 2016-09-06 20:06:01]

+thestig for //chrome/utility OWNERS

[Lei Zhang, 2016-09-06 20:53:35]

lgtm

[Robert Sesek, 2016-09-06 21:16:03]

The CQ bit was checked by rsesek@chromium.org

[commit-bot: I haz the power, 2016-09-06 21:16:54]

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, 2016-09-06 21:21:45]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-06 21:23:49]

Description was changed from

==========
Validate that UDIFBlock data length matches the size and reported number of
chunks.

BUG=643726
R=nparker@chromium.org
==========

to

==========
Validate that UDIFBlock data length matches the size and reported number of
chunks.

BUG=643726
R=nparker@chromium.org

Committed: https://crrev.com/5a29d68e849e2beb122b1ade3a53527a3db04186
Cr-Commit-Position: refs/heads/master@{#416732}
==========

[commit-bot: I haz the power, 2016-09-06 21:23:51]

Patchset 1 (id:??) landed as
https://crrev.com/5a29d68e849e2beb122b1ade3a53527a3db04186
Cr-Commit-Position: refs/heads/master@{#416732}