Delete unused files macconversion.h and .cc.

Delete unused files macconversion.h and .cc.

Unused since cl https://codereview.webrtc.org/2541453002.

BUG=webrtc:6424
Review-Url: https://codereview.webrtc.org/2693973003
Cr-Commit-Position: refs/heads/master@{#16623}
Committed: https://chromium.googlesource.com/external/webrtc/+/6486ef50ac94066018618faf747f46de548bd55e

[nisse-webrtc, 2017-02-14 09:36:34]

nisse@webrtc.org changed reviewers:
+ kthelgason@webrtc.org, pthatcher@webrtc.org

[kthelgason, 2017-02-14 09:53:21]

lgtm

[pthatcher1, 2017-02-14 18:25:18]

lgtm

[nisse-webrtc, 2017-02-15 08:12:44]

The CQ bit was checked by nisse@webrtc.org

[commit-bot: I haz the power, 2017-02-15 08:12:52]

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, 2017-02-15 09:07:58]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1487146364631360, "parent_rev":
"9ae0d76b9291c18dd30b7600f3c42ed18fc016be", "commit_rev":
"6486ef50ac94066018618faf747f46de548bd55e"}

[commit-bot: I haz the power, 2017-02-15 09:08:01]

Description was changed from

==========
Delete unused files macconversion.h and .cc.

Unused since cl https://codereview.webrtc.org/2541453002.

BUG=webrtc:6424
==========

to

==========
Delete unused files macconversion.h and .cc.

Unused since cl https://codereview.webrtc.org/2541453002.

BUG=webrtc:6424

Review-Url: https://codereview.webrtc.org/2693973003
Cr-Commit-Position: refs/heads/master@{#16623}
Committed:
https://chromium.googlesource.com/external/webrtc/+/6486ef50ac94066018618faf7...
==========

[commit-bot: I haz the power, 2017-02-15 09:08:02]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/6486ef50ac94066018618faf7...