Reland of Improve and re-enable FEC end-to-end tests.

Reland of Improve and re-enable FEC end-to-end tests. (patchset #1 id:1 of https://codereview.webrtc.org/2672373002/ )

Reason for revert:
Will try to reland FlexFEC tests, since these do not seem to be flaky on the buildbots.

Original issue's description:
> Revert of Improve and re-enable FEC end-to-end tests. (patchset #3 id:40001 of https://codereview.webrtc.org/2675573004/ )
> 
> Reason for revert:
> Ulpfec tests are still flaky on buildbots.
> 
> Original issue's description:
> > Improve and re-enable FEC end-to-end tests.
> > 
> > These tests got flaky under the new jitter buffer.
> > 
> > Enhancements:
> > - Use send-side BWE.
> > - Let BWE ramp up before applying packet loss.
> > - Improve packet loss simulation for ULPFEC.
> > - Add delay to fake network pipe for FlexFEC.
> >   (Not added for ULPFEC, since this makes those flaky...?)
> > - Add FlexFEC+NACK test, using RTX instead of "raw retransmits".
> > - Tighter checks of received packets' payload types and SSRCs.
> > 
> > TESTED=
> > $ ninja -C out/Debug video_engine_tests && third_party/gtest-parallel/gtest-parallel -r 1000 out/Debug/video_engine_tests --gtest_filter="*EndToEnd*Ulpfec*:*EndToEnd*Flexfec*"
> > ninja: Entering directory `out/Debug'
> > ninja: no work to do.
> > [12000/12000] TestWithNewVideoJitterBuffer/EndToEndTest.RecoversWithFlexfecAndNack/1 (14935 ms)
> > 
> > BUG=webrtc:7047
> > 
> > Review-Url: https://codereview.webrtc.org/2675573004
> > Cr-Commit-Position: refs/heads/master@{#16449}
> > Committed: https://chromium.googlesource.com/external/webrtc/+/d40b0f39e08bf0e4d7427bf73b4e3f86bbeb34be
> 
> TBR=stefan@webrtc.org,nisse@webrtc.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=webrtc:7047
> 
> Review-Url: https://codereview.webrtc.org/2672373002
> Cr-Commit-Position: refs/heads/master@{#16450}
> Committed: https://chromium.googlesource.com/external/webrtc/+/fd8d2654d704afa80c2fcecff5f3092c381ed249

TBR=stefan@webrtc.org,nisse@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:7047
Review-Url: https://codereview.webrtc.org/2675283003
Cr-Commit-Position: refs/heads/master@{#16452}
Committed: https://chromium.googlesource.com/external/webrtc/+/1134b7b9184bb2422a81dbdbeaf1f011ecffa184

[brandtr, 2017-02-06 14:31:33]

Created Reland of Improve and re-enable FEC end-to-end tests.

[brandtr, 2017-02-06 14:34:28]

The CQ bit was checked by brandtr@webrtc.org to run a CQ dry run

[commit-bot: I haz the power, 2017-02-06 14:34:32]

Dry run: 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, 2017-02-06 14:34:33]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-02-06 14:34:33]

Dry run: This issue passed the CQ dry run.

[brandtr, 2017-02-06 14:35:09]

The CQ bit was checked by brandtr@webrtc.org to run a CQ dry run

[commit-bot: I haz the power, 2017-02-06 14:35:16]

Dry run: 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, 2017-02-06 14:35:17]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-02-06 14:35:17]

Dry run: This issue passed the CQ dry run.

[brandtr, 2017-02-06 14:35:37]

The CQ bit was checked by brandtr@webrtc.org

[commit-bot: I haz the power, 2017-02-06 14:35:44]

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, 2017-02-06 14:35:50]

CQ is committing da patch.

Bot data: {"patchset_id": 40001, "attempt_start_ts": 1486391737711080,
"parent_rev": "b77c716d8afc3333c8d65b2738cb645ad4ed00f7", "commit_rev":
"1134b7b9184bb2422a81dbdbeaf1f011ecffa184"}

[commit-bot: I haz the power, 2017-02-06 14:35:52]

Description was changed from

==========
Reland of Improve and re-enable FEC end-to-end tests. (patchset #1 id:1 of
https://codereview.webrtc.org/2672373002/ )

Reason for revert:
Will try to reland FlexFEC tests, since these do not seem to be flaky on the
buildbots.

Original issue's description:
> Revert of Improve and re-enable FEC end-to-end tests. (patchset #3 id:40001 of
https://codereview.webrtc.org/2675573004/ )
> 
> Reason for revert:
> Ulpfec tests are still flaky on buildbots.
> 
> Original issue's description:
> > Improve and re-enable FEC end-to-end tests.
> > 
> > These tests got flaky under the new jitter buffer.
> > 
> > Enhancements:
> > - Use send-side BWE.
> > - Let BWE ramp up before applying packet loss.
> > - Improve packet loss simulation for ULPFEC.
> > - Add delay to fake network pipe for FlexFEC.
> >   (Not added for ULPFEC, since this makes those flaky...?)
> > - Add FlexFEC+NACK test, using RTX instead of "raw retransmits".
> > - Tighter checks of received packets' payload types and SSRCs.
> > 
> > TESTED=
> > $ ninja -C out/Debug video_engine_tests &&
third_party/gtest-parallel/gtest-parallel -r 1000 out/Debug/video_engine_tests
--gtest_filter="*EndToEnd*Ulpfec*:*EndToEnd*Flexfec*"
> > ninja: Entering directory `out/Debug'
> > ninja: no work to do.
> > [12000/12000]
TestWithNewVideoJitterBuffer/EndToEndTest.RecoversWithFlexfecAndNack/1 (14935
ms)
> > 
> > BUG=webrtc:7047
> > 
> > Review-Url: https://codereview.webrtc.org/2675573004
> > Cr-Commit-Position: refs/heads/master@{#16449}
> > Committed:
https://chromium.googlesource.com/external/webrtc/+/d40b0f39e08bf0e4d7427bf73...
> 
> TBR=stefan@webrtc.org,nisse@webrtc.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=webrtc:7047
> 
> Review-Url: https://codereview.webrtc.org/2672373002
> Cr-Commit-Position: refs/heads/master@{#16450}
> Committed:
https://chromium.googlesource.com/external/webrtc/+/fd8d2654d704afa80c2fcecff...

TBR=stefan@webrtc.org,nisse@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:7047
==========

to

==========
Reland of Improve and re-enable FEC end-to-end tests. (patchset #1 id:1 of
https://codereview.webrtc.org/2672373002/ )

Reason for revert:
Will try to reland FlexFEC tests, since these do not seem to be flaky on the
buildbots.

Original issue's description:
> Revert of Improve and re-enable FEC end-to-end tests. (patchset #3 id:40001 of
https://codereview.webrtc.org/2675573004/ )
> 
> Reason for revert:
> Ulpfec tests are still flaky on buildbots.
> 
> Original issue's description:
> > Improve and re-enable FEC end-to-end tests.
> > 
> > These tests got flaky under the new jitter buffer.
> > 
> > Enhancements:
> > - Use send-side BWE.
> > - Let BWE ramp up before applying packet loss.
> > - Improve packet loss simulation for ULPFEC.
> > - Add delay to fake network pipe for FlexFEC.
> >   (Not added for ULPFEC, since this makes those flaky...?)
> > - Add FlexFEC+NACK test, using RTX instead of "raw retransmits".
> > - Tighter checks of received packets' payload types and SSRCs.
> > 
> > TESTED=
> > $ ninja -C out/Debug video_engine_tests &&
third_party/gtest-parallel/gtest-parallel -r 1000 out/Debug/video_engine_tests
--gtest_filter="*EndToEnd*Ulpfec*:*EndToEnd*Flexfec*"
> > ninja: Entering directory `out/Debug'
> > ninja: no work to do.
> > [12000/12000]
TestWithNewVideoJitterBuffer/EndToEndTest.RecoversWithFlexfecAndNack/1 (14935
ms)
> > 
> > BUG=webrtc:7047
> > 
> > Review-Url: https://codereview.webrtc.org/2675573004
> > Cr-Commit-Position: refs/heads/master@{#16449}
> > Committed:
https://chromium.googlesource.com/external/webrtc/+/d40b0f39e08bf0e4d7427bf73...
> 
> TBR=stefan@webrtc.org,nisse@webrtc.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=webrtc:7047
> 
> Review-Url: https://codereview.webrtc.org/2672373002
> Cr-Commit-Position: refs/heads/master@{#16450}
> Committed:
https://chromium.googlesource.com/external/webrtc/+/fd8d2654d704afa80c2fcecff...

TBR=stefan@webrtc.org,nisse@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=webrtc:7047

Review-Url: https://codereview.webrtc.org/2675283003
Cr-Commit-Position: refs/heads/master@{#16452}
Committed:
https://chromium.googlesource.com/external/webrtc/+/1134b7b9184bb2422a81dbdbe...
==========

[commit-bot: I haz the power, 2017-02-06 14:35:53]

Committed patchset #2 (id:40001) as
https://chromium.googlesource.com/external/webrtc/+/1134b7b9184bb2422a81dbdbe...