Revert of RELAND: ImageCapture: Implement takePhoto() for Mac AVFoundation

Revert of RELAND: ImageCapture: Implement takePhoto() for Mac AVFoundation (patchset #2 id:20001 of https://codereview.chromium.org/2146973002/ )

Reason for revert:
It caused timeout in
WebRtcWebcamBrowserTests/WebRtcWebcamBrowserTest.MANUAL_TestAcquiringAndReacquiringWebcam/0

see
https://build.chromium.org/p/chromium.webrtc/builders/Mac%20Tester/builds/56929

Original issue's description:
> RELAND: ImageCapture: Implement takePhoto() for Mac AVFoundation
>
> Got reverted due to breaking
> WebRtcWebcamBrowserTests/WebRtcWebcamBrowserTest.MANUAL_TestAcquiringAndReacquiringWebcam/0
> in some WebRtc Mac bot, possibly because it has no real WebCam
> or it has one without  AVCaptureStillImageOutputClass support.
>
> This CL adds a guard  [captureSession_ canAddOutput:...]
> before [captureSession_ addOutput:...]
>
> Original description ----------------------------------------------
> ImageCapture: Implement takePhoto() for Mac AVFoundation
>
> By pulling the necessary symbols out of AVFoundation
> and using them; most notably (Cr)AVCaptureStillImageOutput.
>
> TakePhoto is already implemented for Android (both APIs).
>
> Also adding VideoCaptureDeviceTest::MAYBE_TakePhoto
> test case, enabled only for Mac.
>
> BUG=518807
> TEST=Run build with flag --enable-blink-features=ImageCapture,
> navigate to [1] and push buttons
> - Open Camera ...
> - Create ImageCapturer
> - takePhoto()  (N times!) --> profit
>
> [1] https://rawgit.com/Miguelao/demos/master/imagecapture.html
>
> TBR=rsesek@chromium.org since the change is trivial.
>
> Committed: https://crrev.com/d4179235b928634aeadb0c3379d385caf0ad3a07
> Cr-Commit-Position: refs/heads/master@{#405243}

TBR=
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=518807
Committed: https://crrev.com/547610b292537c8aef1744ea65791e566bc9ae7b
Cr-Commit-Position: refs/heads/master@{#405294}

[mcasas, 2016-07-13 21:26:22]

The CQ bit was checked by mcasas@chromium.org

[mcasas, 2016-07-13 21:26:23]

Created Revert of RELAND: ImageCapture: Implement takePhoto() for Mac
AVFoundation

[commit-bot: I haz the power, 2016-07-13 21:27:43]

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, 2016-07-13 21:34:38]

Description was changed from

==========
Revert of RELAND: ImageCapture: Implement takePhoto() for Mac AVFoundation
(patchset #2 id:20001 of https://codereview.chromium.org/2146973002/ )

Reason for revert:
It caused timeout in
WebRtcWebcamBrowserTests/WebRtcWebcamBrowserTest.MANUAL_TestAcquiringAndReacquiringWebcam/0

see
https://build.chromium.org/p/chromium.webrtc/builders/Mac%20Tester/builds/56929

Original issue's description:
> RELAND: ImageCapture: Implement takePhoto() for Mac AVFoundation
> 
> Got reverted due to breaking
>
WebRtcWebcamBrowserTests/WebRtcWebcamBrowserTest.MANUAL_TestAcquiringAndReacquiringWebcam/0
> in some WebRtc Mac bot, possibly because it has no real WebCam
> or it has one without  AVCaptureStillImageOutputClass support.
> 
> This CL adds a guard  [captureSession_ canAddOutput:...]
> before [captureSession_ addOutput:...]
> 
> Original description ----------------------------------------------
> ImageCapture: Implement takePhoto() for Mac AVFoundation
> 
> By pulling the necessary symbols out of AVFoundation
> and using them; most notably (Cr)AVCaptureStillImageOutput.
> 
> TakePhoto is already implemented for Android (both APIs).
> 
> Also adding VideoCaptureDeviceTest::MAYBE_TakePhoto
> test case, enabled only for Mac.
> 
> BUG=518807
> TEST=Run build with flag --enable-blink-features=ImageCapture,
> navigate to [1] and push buttons
> - Open Camera ...
> - Create ImageCapturer
> - takePhoto()  (N times!) --> profit
> 
> [1] https://rawgit.com/Miguelao/demos/master/imagecapture.html
> 
> TBR=rsesek@chromium.org since the change is trivial.
> 
> Committed: https://crrev.com/d4179235b928634aeadb0c3379d385caf0ad3a07
> Cr-Commit-Position: refs/heads/master@{#405243}

TBR=
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=518807
==========

to

==========
Revert of RELAND: ImageCapture: Implement takePhoto() for Mac AVFoundation
(patchset #2 id:20001 of https://codereview.chromium.org/2146973002/ )

Reason for revert:
It caused timeout in
WebRtcWebcamBrowserTests/WebRtcWebcamBrowserTest.MANUAL_TestAcquiringAndReacquiringWebcam/0

see
https://build.chromium.org/p/chromium.webrtc/builders/Mac%20Tester/builds/56929

Original issue's description:
> RELAND: ImageCapture: Implement takePhoto() for Mac AVFoundation
> 
> Got reverted due to breaking
>
WebRtcWebcamBrowserTests/WebRtcWebcamBrowserTest.MANUAL_TestAcquiringAndReacquiringWebcam/0
> in some WebRtc Mac bot, possibly because it has no real WebCam
> or it has one without  AVCaptureStillImageOutputClass support.
> 
> This CL adds a guard  [captureSession_ canAddOutput:...]
> before [captureSession_ addOutput:...]
> 
> Original description ----------------------------------------------
> ImageCapture: Implement takePhoto() for Mac AVFoundation
> 
> By pulling the necessary symbols out of AVFoundation
> and using them; most notably (Cr)AVCaptureStillImageOutput.
> 
> TakePhoto is already implemented for Android (both APIs).
> 
> Also adding VideoCaptureDeviceTest::MAYBE_TakePhoto
> test case, enabled only for Mac.
> 
> BUG=518807
> TEST=Run build with flag --enable-blink-features=ImageCapture,
> navigate to [1] and push buttons
> - Open Camera ...
> - Create ImageCapturer
> - takePhoto()  (N times!) --> profit
> 
> [1] https://rawgit.com/Miguelao/demos/master/imagecapture.html
> 
> TBR=rsesek@chromium.org since the change is trivial.
> 
> Committed: https://crrev.com/d4179235b928634aeadb0c3379d385caf0ad3a07
> Cr-Commit-Position: refs/heads/master@{#405243}

TBR=
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=518807
==========

[commit-bot: I haz the power, 2016-07-13 21:34:39]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-07-13 21:35:26]

CQ bit was unchecked.

[commit-bot: I haz the power, 2016-07-13 21:36:32]

Description was changed from

==========
Revert of RELAND: ImageCapture: Implement takePhoto() for Mac AVFoundation
(patchset #2 id:20001 of https://codereview.chromium.org/2146973002/ )

Reason for revert:
It caused timeout in
WebRtcWebcamBrowserTests/WebRtcWebcamBrowserTest.MANUAL_TestAcquiringAndReacquiringWebcam/0

see
https://build.chromium.org/p/chromium.webrtc/builders/Mac%20Tester/builds/56929

Original issue's description:
> RELAND: ImageCapture: Implement takePhoto() for Mac AVFoundation
> 
> Got reverted due to breaking
>
WebRtcWebcamBrowserTests/WebRtcWebcamBrowserTest.MANUAL_TestAcquiringAndReacquiringWebcam/0
> in some WebRtc Mac bot, possibly because it has no real WebCam
> or it has one without  AVCaptureStillImageOutputClass support.
> 
> This CL adds a guard  [captureSession_ canAddOutput:...]
> before [captureSession_ addOutput:...]
> 
> Original description ----------------------------------------------
> ImageCapture: Implement takePhoto() for Mac AVFoundation
> 
> By pulling the necessary symbols out of AVFoundation
> and using them; most notably (Cr)AVCaptureStillImageOutput.
> 
> TakePhoto is already implemented for Android (both APIs).
> 
> Also adding VideoCaptureDeviceTest::MAYBE_TakePhoto
> test case, enabled only for Mac.
> 
> BUG=518807
> TEST=Run build with flag --enable-blink-features=ImageCapture,
> navigate to [1] and push buttons
> - Open Camera ...
> - Create ImageCapturer
> - takePhoto()  (N times!) --> profit
> 
> [1] https://rawgit.com/Miguelao/demos/master/imagecapture.html
> 
> TBR=rsesek@chromium.org since the change is trivial.
> 
> Committed: https://crrev.com/d4179235b928634aeadb0c3379d385caf0ad3a07
> Cr-Commit-Position: refs/heads/master@{#405243}

TBR=
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=518807
==========

to

==========
Revert of RELAND: ImageCapture: Implement takePhoto() for Mac AVFoundation
(patchset #2 id:20001 of https://codereview.chromium.org/2146973002/ )

Reason for revert:
It caused timeout in
WebRtcWebcamBrowserTests/WebRtcWebcamBrowserTest.MANUAL_TestAcquiringAndReacquiringWebcam/0

see
https://build.chromium.org/p/chromium.webrtc/builders/Mac%20Tester/builds/56929

Original issue's description:
> RELAND: ImageCapture: Implement takePhoto() for Mac AVFoundation
>
> Got reverted due to breaking
>
WebRtcWebcamBrowserTests/WebRtcWebcamBrowserTest.MANUAL_TestAcquiringAndReacquiringWebcam/0
> in some WebRtc Mac bot, possibly because it has no real WebCam
> or it has one without  AVCaptureStillImageOutputClass support.
>
> This CL adds a guard  [captureSession_ canAddOutput:...]
> before [captureSession_ addOutput:...]
>
> Original description ----------------------------------------------
> ImageCapture: Implement takePhoto() for Mac AVFoundation
>
> By pulling the necessary symbols out of AVFoundation
> and using them; most notably (Cr)AVCaptureStillImageOutput.
>
> TakePhoto is already implemented for Android (both APIs).
>
> Also adding VideoCaptureDeviceTest::MAYBE_TakePhoto
> test case, enabled only for Mac.
>
> BUG=518807
> TEST=Run build with flag --enable-blink-features=ImageCapture,
> navigate to [1] and push buttons
> - Open Camera ...
> - Create ImageCapturer
> - takePhoto()  (N times!) --> profit
>
> [1] https://rawgit.com/Miguelao/demos/master/imagecapture.html
>
> TBR=rsesek@chromium.org since the change is trivial.
>
> Committed: https://crrev.com/d4179235b928634aeadb0c3379d385caf0ad3a07
> Cr-Commit-Position: refs/heads/master@{#405243}

TBR=
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=518807

Committed: https://crrev.com/547610b292537c8aef1744ea65791e566bc9ae7b
Cr-Commit-Position: refs/heads/master@{#405294}
==========

[commit-bot: I haz the power, 2016-07-13 21:36:33]

Patchset 1 (id:??) landed as
https://crrev.com/547610b292537c8aef1744ea65791e566bc9ae7b
Cr-Commit-Position: refs/heads/master@{#405294}