Revert of Rewrite frame generator capturer to use TaskQueue instead of EventTimeWrapper

Revert of Rewrite frame generator capturer to use TaskQueue instead of EventTimeWrapper (patchset #4 id:60001 of https://codereview.webrtc.org/2740723002/ )

Reason for revert:
Less precise FrameGeneratorCapturer broke CallPerfTest.ReceivesCpuOveruseAndUnderuse on Android

Original issue's description:
> Rewrite frame generator capturer to use TaskQueue instead of EventTimeWrapper
> 
> BUG=webrtc:7301
> 
> Review-Url: https://codereview.webrtc.org/2740723002
> Cr-Commit-Position: refs/heads/master@{#17161}
> Committed: https://chromium.googlesource.com/external/webrtc/+/7c5503a8b30ae43a8ccaa18518e3114c1b8babe3

TBR=kjellander@webrtc.org,sprang@webrtc.org,tommi@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:7301
Review-Url: https://codereview.webrtc.org/2739393002
Cr-Commit-Position: refs/heads/master@{#17163}
Committed: https://chromium.googlesource.com/external/webrtc/+/c37d2b96b812b4ec2c81d7bce1bb57be13ecaacf

[ilnik, 2017-03-10 12:04:30]

The CQ bit was checked by ilnik@webrtc.org

[ilnik, 2017-03-10 12:04:30]

Created Revert of Rewrite frame generator capturer to use TaskQueue instead of
EventTimeWrapper

[commit-bot: I haz the power, 2017-03-10 12:04:34]

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, 2017-03-10 12:04:39]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1489147470626240, "parent_rev":
"8602c429bec0e267cf06a977f71fb7ff9fcb85ec", "commit_rev":
"c37d2b96b812b4ec2c81d7bce1bb57be13ecaacf"}

[commit-bot: I haz the power, 2017-03-10 12:04:41]

Description was changed from

==========
Revert of Rewrite frame generator capturer to use TaskQueue instead of
EventTimeWrapper (patchset #4 id:60001 of
https://codereview.webrtc.org/2740723002/ )

Reason for revert:
Less precise FrameGeneratorCapturer broke
CallPerfTest.ReceivesCpuOveruseAndUnderuse on Android

Original issue's description:
> Rewrite frame generator capturer to use TaskQueue instead of EventTimeWrapper
> 
> BUG=webrtc:7301
> 
> Review-Url: https://codereview.webrtc.org/2740723002
> Cr-Commit-Position: refs/heads/master@{#17161}
> Committed:
https://chromium.googlesource.com/external/webrtc/+/7c5503a8b30ae43a8ccaa1851...

TBR=kjellander@webrtc.org,sprang@webrtc.org,tommi@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:7301
==========

to

==========
Revert of Rewrite frame generator capturer to use TaskQueue instead of
EventTimeWrapper (patchset #4 id:60001 of
https://codereview.webrtc.org/2740723002/ )

Reason for revert:
Less precise FrameGeneratorCapturer broke
CallPerfTest.ReceivesCpuOveruseAndUnderuse on Android

Original issue's description:
> Rewrite frame generator capturer to use TaskQueue instead of EventTimeWrapper
> 
> BUG=webrtc:7301
> 
> Review-Url: https://codereview.webrtc.org/2740723002
> Cr-Commit-Position: refs/heads/master@{#17161}
> Committed:
https://chromium.googlesource.com/external/webrtc/+/7c5503a8b30ae43a8ccaa1851...

TBR=kjellander@webrtc.org,sprang@webrtc.org,tommi@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:7301

Review-Url: https://codereview.webrtc.org/2739393002
Cr-Commit-Position: refs/heads/master@{#17163}
Committed:
https://chromium.googlesource.com/external/webrtc/+/c37d2b96b812b4ec2c81d7bce...
==========

[commit-bot: I haz the power, 2017-03-10 12:04:42]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/c37d2b96b812b4ec2c81d7bce...

[ilnik, 2017-03-10 12:06:35]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.webrtc.org/2745583006/ by ilnik@webrtc.org.

The reason for reverting is: Reland reverted patch to add fixes for failing
tests.