Revert of [Mojo Video Capture] Add test coverage for accelerated jpeg decoding

Revert of [Mojo Video Capture] Add test coverage for accelerated jpeg decoding (patchset #8 id:160001 of https://codereview.chromium.org/2735083002/ )

Reason for revert:
Causes a ChromiumOS test failure, see https://uberchromegw.corp.google.com/i/chromium.chromiumos/builders/Linux%20ChromiumOS%20Tests%20%28dbg%29%281%29/builds/23888

Original issue's description:
> [Mojo Video Capture] Add test coverage for accelerated jpeg decoding
> 
> This CL adds test cases to VideoCaptureBrowserTest that exercise the code path 
> for accelerated jpeg decoding using a fake decode accelerator.
> 
> * Add a FakeJpegDecodeAccelerator that can run in the GPU process and decodes 
>   jpeg frames in software using libyuv. 
> * Add a command-line flag kUseFakeJpegDecodeAccelerator to enable the fake 
>   accelerator (and suppress any "real" ones if present).
> * Fix threading-related DCHECKs in GpuJpegDecodeAccelerator::Client to match 
>   what is actually happening. This is needed to make the new test cases pass.
>   It also fixes issue 688184 [1].
> 
> This CL is part of the Mojo Video Capture work. For the bigger picture,
> see [2] CL14.
> 
> BUG=584797, 688184
> TEST=
>   content_browsertests --gtest_filter="VideoCaptureBrowserTest.*"
> 
> [1] https://bugs.chromium.org/p/chromium/issues/detail?id=688184
> [2] https://docs.google.com/a/chromium.org/document/d/1Qw7rw1AJy0QHXjha36jZNiEuxsxWslJ_X-zpOhijvI8/edit?usp=sharing
> CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
> 
> Review-Url: https://codereview.chromium.org/2735083002
> Cr-Commit-Position: refs/heads/master@{#458782}
> Committed: https://chromium.googlesource.com/chromium/src/+/ac2f201c499c2d65a5d43b6ce49d9af5b4520f99

TBR=posciak@chromium.org,emircan@chromium.org,mcasas@chromium.org,piman@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=584797, 688184
Review-Url: https://codereview.chromium.org/2766343002
Cr-Commit-Position: refs/heads/master@{#458820}
Committed: https://chromium.googlesource.com/chromium/src/+/da3f614dc0e3d04f62227cddb136997731dcd443

[chfremer, 2017-03-22 18:37:01]

The CQ bit was checked by chfremer@chromium.org

[chfremer, 2017-03-22 18:37:02]

Created Revert of [Mojo Video Capture] Add test coverage for accelerated jpeg
decoding

[commit-bot: I haz the power, 2017-03-22 18:38:01]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-03-22 18:53:29]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1490207821861890, "parent_rev":
"84cf99c1e8441b220ef3cf0011231cef59cb80c7", "commit_rev":
"da3f614dc0e3d04f62227cddb136997731dcd443"}

[commit-bot: I haz the power, 2017-03-22 18:54:17]

Description was changed from

==========
Revert of [Mojo Video Capture] Add test coverage for accelerated jpeg decoding
(patchset #8 id:160001 of https://codereview.chromium.org/2735083002/ )

Reason for revert:
Causes a ChromiumOS test failure, see
https://uberchromegw.corp.google.com/i/chromium.chromiumos/builders/Linux%20C...

Original issue's description:
> [Mojo Video Capture] Add test coverage for accelerated jpeg decoding
> 
> This CL adds test cases to VideoCaptureBrowserTest that exercise the code path

> for accelerated jpeg decoding using a fake decode accelerator.
> 
> * Add a FakeJpegDecodeAccelerator that can run in the GPU process and decodes 
>   jpeg frames in software using libyuv. 
> * Add a command-line flag kUseFakeJpegDecodeAccelerator to enable the fake 
>   accelerator (and suppress any "real" ones if present).
> * Fix threading-related DCHECKs in GpuJpegDecodeAccelerator::Client to match 
>   what is actually happening. This is needed to make the new test cases pass.
>   It also fixes issue 688184 [1].
> 
> This CL is part of the Mojo Video Capture work. For the bigger picture,
> see [2] CL14.
> 
> BUG=584797,688184
> TEST=
>   content_browsertests --gtest_filter="VideoCaptureBrowserTest.*"
> 
> [1] https://bugs.chromium.org/p/chromium/issues/detail?id=688184
> [2]
https://docs.google.com/a/chromium.org/document/d/1Qw7rw1AJy0QHXjha36jZNiEuxs...
>
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
> 
> Review-Url: https://codereview.chromium.org/2735083002
> Cr-Commit-Position: refs/heads/master@{#458782}
> Committed:
https://chromium.googlesource.com/chromium/src/+/ac2f201c499c2d65a5d43b6ce49d...

TBR=posciak@chromium.org,emircan@chromium.org,mcasas@chromium.org,piman@chrom...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=584797,688184
==========

to

==========
Revert of [Mojo Video Capture] Add test coverage for accelerated jpeg decoding
(patchset #8 id:160001 of https://codereview.chromium.org/2735083002/ )

Reason for revert:
Causes a ChromiumOS test failure, see
https://uberchromegw.corp.google.com/i/chromium.chromiumos/builders/Linux%20C...

Original issue's description:
> [Mojo Video Capture] Add test coverage for accelerated jpeg decoding
> 
> This CL adds test cases to VideoCaptureBrowserTest that exercise the code path

> for accelerated jpeg decoding using a fake decode accelerator.
> 
> * Add a FakeJpegDecodeAccelerator that can run in the GPU process and decodes 
>   jpeg frames in software using libyuv. 
> * Add a command-line flag kUseFakeJpegDecodeAccelerator to enable the fake 
>   accelerator (and suppress any "real" ones if present).
> * Fix threading-related DCHECKs in GpuJpegDecodeAccelerator::Client to match 
>   what is actually happening. This is needed to make the new test cases pass.
>   It also fixes issue 688184 [1].
> 
> This CL is part of the Mojo Video Capture work. For the bigger picture,
> see [2] CL14.
> 
> BUG=584797,688184
> TEST=
>   content_browsertests --gtest_filter="VideoCaptureBrowserTest.*"
> 
> [1] https://bugs.chromium.org/p/chromium/issues/detail?id=688184
> [2]
https://docs.google.com/a/chromium.org/document/d/1Qw7rw1AJy0QHXjha36jZNiEuxs...
>
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
> 
> Review-Url: https://codereview.chromium.org/2735083002
> Cr-Commit-Position: refs/heads/master@{#458782}
> Committed:
https://chromium.googlesource.com/chromium/src/+/ac2f201c499c2d65a5d43b6ce49d...

TBR=posciak@chromium.org,emircan@chromium.org,mcasas@chromium.org,piman@chrom...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=584797,688184

Review-Url: https://codereview.chromium.org/2766343002
Cr-Commit-Position: refs/heads/master@{#458820}
Committed:
https://chromium.googlesource.com/chromium/src/+/da3f614dc0e3d04f62227cddb136...
==========

[commit-bot: I haz the power, 2017-03-22 18:54:18]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/da3f614dc0e3d04f62227cddb136...