Change some ints to size_t to fix warning on win64 builds

Change some ints to size_t to fix warning on win64 builds

BUG=702773
Review-Url: https://codereview.chromium.org/2760803003
Cr-Commit-Position: refs/heads/master@{#458156}
Committed: https://chromium.googlesource.com/chromium/src/+/812a97d083eef76745dc7469f9cc4ca4f2ed2881

[lpz, 2017-03-20 17:22:20]

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

[commit-bot: I haz the power, 2017-03-20 17:22:55]

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, 2017-03-20 18:30:26]

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

[commit-bot: I haz the power, 2017-03-20 18:30:27]

Dry run: This issue passed the CQ dry run.

[lpz, 2017-03-20 18:53:29]

Description was changed from

==========
Change some ints to size_t to fix warning on win64 builds

BUG=702773
==========

to

==========
Change some ints to size_t to fix warning on win64 builds

BUG=702773
==========

[lpz, 2017-03-20 18:53:29]

lpz@chromium.org changed reviewers:
+ nparker@chromium.org

[Nathan Parker, 2017-03-20 19:50:59]

lgtm

[lpz, 2017-03-20 19:58:14]

The CQ bit was checked by lpz@chromium.org

[commit-bot: I haz the power, 2017-03-20 19:59:00]

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, 2017-03-20 20:06:22]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1490039894958780, "parent_rev":
"09702159bbbe183dee5baa93f14b2b0c53ac9efe", "commit_rev":
"812a97d083eef76745dc7469f9cc4ca4f2ed2881"}

[commit-bot: I haz the power, 2017-03-20 20:07:07]

Description was changed from

==========
Change some ints to size_t to fix warning on win64 builds

BUG=702773
==========

to

==========
Change some ints to size_t to fix warning on win64 builds

BUG=702773

Review-Url: https://codereview.chromium.org/2760803003
Cr-Commit-Position: refs/heads/master@{#458156}
Committed:
https://chromium.googlesource.com/chromium/src/+/812a97d083eef76745dc7469f9cc...
==========

[commit-bot: I haz the power, 2017-03-20 20:07:08]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/812a97d083eef76745dc7469f9cc...