Revert of Enable rtc_unittests on iOS simulator

Revert of Enable rtc_unittests on iOS simulator (patchset #2 id:20001 of https://codereview.webrtc.org/2799033004/ )

Reason for revert:
It has already failed several times:
https://build.chromium.org/p/client.webrtc/builders/iOS64%20Sim%20Debug%20%28iOS%209.0%29/builds/1363
https://build.chromium.org/p/client.webrtc/builders/iOS64%20Sim%20Debug%20%28iOS%209.0%29/builds/1361
https://build.chromium.org/p/client.webrtc/builders/iOS64%20Sim%20Debug%20%28iOS%209.0%29/builds/1360

Original issue's description:
> Enable rtc_unittests on iOS simulator
> 
> The recent change in https://codereview.chromium.org/2780513006
> seems to make it possible for us to enable this test.
> 
> BUG=webrtc:5572, webrtc:5566
> NOTRY=True
> 
> Review-Url: https://codereview.webrtc.org/2799033004
> Cr-Commit-Position: refs/heads/master@{#17558}
> Committed: https://chromium.googlesource.com/external/webrtc/+/4fcfdd8ff07b15b99925e92783272871253cf2e4

TBR=oprypin@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:5572, webrtc:5566
Review-Url: https://codereview.webrtc.org/2799783005
Cr-Commit-Position: refs/heads/master@{#17567}
Committed: https://chromium.googlesource.com/external/webrtc/+/cab8d888c584044a35f56f6b3e1ceecffdb0435e

[kjellander_webrtc, 2017-04-06 14:32:40]

The CQ bit was checked by kjellander@webrtc.org

[kjellander_webrtc, 2017-04-06 14:32:40]

Created Revert of Enable rtc_unittests on iOS simulator

[commit-bot: I haz the power, 2017-04-06 14:32:49]

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, 2017-04-06 14:32:52]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1491489160041390, "parent_rev":
"6167b2621fcd1790e70c2306906661e520309dee", "commit_rev":
"cab8d888c584044a35f56f6b3e1ceecffdb0435e"}

[commit-bot: I haz the power, 2017-04-06 14:32:55]

Description was changed from

==========
Revert of Enable rtc_unittests on iOS simulator (patchset #2 id:20001 of
https://codereview.webrtc.org/2799033004/ )

Reason for revert:
It has already failed several times:
https://build.chromium.org/p/client.webrtc/builders/iOS64%20Sim%20Debug%20%28...
https://build.chromium.org/p/client.webrtc/builders/iOS64%20Sim%20Debug%20%28...
https://build.chromium.org/p/client.webrtc/builders/iOS64%20Sim%20Debug%20%28...

Original issue's description:
> Enable rtc_unittests on iOS simulator
> 
> The recent change in https://codereview.chromium.org/2780513006
> seems to make it possible for us to enable this test.
> 
> BUG=webrtc:5572, webrtc:5566
> NOTRY=True
> 
> Review-Url: https://codereview.webrtc.org/2799033004
> Cr-Commit-Position: refs/heads/master@{#17558}
> Committed:
https://chromium.googlesource.com/external/webrtc/+/4fcfdd8ff07b15b99925e9278...

TBR=oprypin@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:5572, webrtc:5566
==========

to

==========
Revert of Enable rtc_unittests on iOS simulator (patchset #2 id:20001 of
https://codereview.webrtc.org/2799033004/ )

Reason for revert:
It has already failed several times:
https://build.chromium.org/p/client.webrtc/builders/iOS64%20Sim%20Debug%20%28...
https://build.chromium.org/p/client.webrtc/builders/iOS64%20Sim%20Debug%20%28...
https://build.chromium.org/p/client.webrtc/builders/iOS64%20Sim%20Debug%20%28...

Original issue's description:
> Enable rtc_unittests on iOS simulator
> 
> The recent change in https://codereview.chromium.org/2780513006
> seems to make it possible for us to enable this test.
> 
> BUG=webrtc:5572, webrtc:5566
> NOTRY=True
> 
> Review-Url: https://codereview.webrtc.org/2799033004
> Cr-Commit-Position: refs/heads/master@{#17558}
> Committed:
https://chromium.googlesource.com/external/webrtc/+/4fcfdd8ff07b15b99925e9278...

TBR=oprypin@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:5572, webrtc:5566

Review-Url: https://codereview.webrtc.org/2799783005
Cr-Commit-Position: refs/heads/master@{#17567}
Committed:
https://chromium.googlesource.com/external/webrtc/+/cab8d888c584044a35f56f6b3...
==========

[commit-bot: I haz the power, 2017-04-06 14:32:57]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/cab8d888c584044a35f56f6b3...