s390: using correct type to fix gcc error

s390: using correct type to fix gcc error

Wsign-compare exposed this error in s390 31-bit debug
build.

R=joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=
LOG=N

Committed: https://crrev.com/23193d394f37b890b74ae204026fdecd7aa96bc2
Cr-Commit-Position: refs/heads/master@{#41200}

[JaideepBajwa, 2016-11-23 04:32:24]

ptal

[john.yan, 2016-11-23 04:34:28]

lgtm

[JaideepBajwa, 2016-11-23 04:41:56]

The CQ bit was checked by bjaideep@ca.ibm.com

[commit-bot: I haz the power, 2016-11-23 04:42:06]

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, 2016-11-23 05:05:05]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1479876116937730, "parent_rev":
"6f0fa5d12891d4652fb1deed9c1830972eca3d20", "commit_rev":
"e99df9f912fe359622666880e8129b40273998e0"}

[commit-bot: I haz the power, 2016-11-23 05:05:12]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-11-23 05:05:45]

Description was changed from

==========
s390: using correct type to fix gcc error

Wsign-compare exposed this error in s390 31-bit debug
build.

R=joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=
LOG=N
==========

to

==========
s390: using correct type to fix gcc error

Wsign-compare exposed this error in s390 31-bit debug
build.

R=joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=
LOG=N

Committed: https://crrev.com/23193d394f37b890b74ae204026fdecd7aa96bc2
Cr-Commit-Position: refs/heads/master@{#41200}
==========

[commit-bot: I haz the power, 2016-11-23 05:05:46]

Patchset 1 (id:??) landed as
https://crrev.com/23193d394f37b890b74ae204026fdecd7aa96bc2
Cr-Commit-Position: refs/heads/master@{#41200}