Fix a type mistake in NetworkMonitor

Fix a type mistake

long in c++ is 32 bits. We need 64 bits here.

Committed: https://crrev.com/5df5434cef81e17c0bfd9d587d1a344e0486b68f
Cr-Commit-Position: refs/heads/master@{#14176}

[honghaiz3, 2016-09-10 05:21:17]

Patchset #1 (id:1) has been deleted

[honghaiz3, 2016-09-10 05:21:47]

Description was changed from

==========
Use the old interface to bind socket to network in Android M.

Because the new interface to bind socket to network does not work reliably yet,
this would make Android M devices use the old but more reliable method.
==========

to

==========
Fix a type mistake

Because the new interface to bind socket to network does not work reliably yet,
this would make Android M devices use the old but more reliable method.
==========

[honghaiz3, 2016-09-10 05:22:58]

Description was changed from

==========
Fix a type mistake

Because the new interface to bind socket to network does not work reliably yet,
this would make Android M devices use the old but more reliable method.
==========

to

==========
Fix a type mistake

long in c++ is often 32 bits. We need 64 bits here.
==========

[honghaiz3, 2016-09-10 05:23:14]

Description was changed from

==========
Fix a type mistake

long in c++ is often 32 bits. We need 64 bits here.
==========

to

==========
Fix a type mistake

long in c++ is 32 bits. We need 64 bits here.
==========

[honghaiz3, 2016-09-10 05:24:03]

honghaiz@webrtc.org changed reviewers:
+ glaznev@webrtc.org

[honghaiz3, 2016-09-10 05:24:04]

PTAL

[AlexG, 2016-09-10 06:22:44]

lgtm

[honghaiz3, 2016-09-10 21:55:49]

The CQ bit was checked by honghaiz@webrtc.org

[commit-bot: I haz the power, 2016-09-10 21:55:52]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.webrtc.org/...

[commit-bot: I haz the power, 2016-09-10 22:47:55]

Description was changed from

==========
Fix a type mistake

long in c++ is 32 bits. We need 64 bits here.
==========

to

==========
Fix a type mistake

long in c++ is 32 bits. We need 64 bits here.
==========

[commit-bot: I haz the power, 2016-09-10 22:47:56]

Committed patchset #1 (id:20001)

[commit-bot: I haz the power, 2016-09-10 22:48:02]

Description was changed from

==========
Fix a type mistake

long in c++ is 32 bits. We need 64 bits here.
==========

to

==========
Fix a type mistake

long in c++ is 32 bits. We need 64 bits here.

Committed: https://crrev.com/5df5434cef81e17c0bfd9d587d1a344e0486b68f
Cr-Commit-Position: refs/heads/master@{#14176}
==========

[commit-bot: I haz the power, 2016-09-10 22:48:03]

Patchset 1 (id:??) landed as
https://crrev.com/5df5434cef81e17c0bfd9d587d1a344e0486b68f
Cr-Commit-Position: refs/heads/master@{#14176}