Add ifdef protection for iOS-only headers

Add ifdef protection for iOS-only headers

BUG=webrtc:6841
Review-Url: https://codereview.webrtc.org/2553683008
Cr-Commit-Position: refs/heads/master@{#16580}
Committed: https://chromium.googlesource.com/external/webrtc/+/806a1a0c2815ece748db845e54efae5b8e3d6730

[kthelgason, 2016-12-08 09:21:20]

kthelgason@webrtc.org changed reviewers:
+ kthelgason@webrtc.org, tkchin@webrtc.org

[kthelgason, 2016-12-08 09:21:21]

Zeke, please take a look if you have time.

[kthelgason, 2016-12-19 12:12:26]

denicija: FYI.

afedor: This lgtm, but tkchin@ knows better than I do which headers should be
included on mac, so I'll wait for his review. Thanks again for submitting the
patch :)

[kthelgason, 2017-02-09 09:27:16]

kthelgason@webrtc.org changed reviewers:
+ magjed@webrtc.org
- tkchin@webrtc.org

[kthelgason, 2017-02-09 09:27:16]

Magjed, PTAL.

[magjed_webrtc, 2017-02-13 12:07:09]

The CQ bit was checked by magjed@webrtc.org

[magjed_webrtc, 2017-02-13 12:07:09]

lgtm

[commit-bot: I haz the power, 2017-02-13 12:07:19]

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, 2017-02-13 13:09:02]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1486987629506850, "parent_rev":
"585209b36ed7bc6b7023e8bc91837599c26de2e2", "commit_rev":
"806a1a0c2815ece748db845e54efae5b8e3d6730"}

[commit-bot: I haz the power, 2017-02-13 13:09:05]

Description was changed from

==========
Add ifdef protection for iOS-only headers

BUG=webrtc:6841
==========

to

==========
Add ifdef protection for iOS-only headers

BUG=webrtc:6841

Review-Url: https://codereview.webrtc.org/2553683008
Cr-Commit-Position: refs/heads/master@{#16580}
Committed:
https://chromium.googlesource.com/external/webrtc/+/806a1a0c2815ece748db845e5...
==========

[commit-bot: I haz the power, 2017-02-13 13:09:05]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/806a1a0c2815ece748db845e5...