This reverts commit 126648763184b7e224d6c4a2f85efb4a9307378f.
Reason for revert: Partial Capture API is not needed, according to new info from the Chrome team.
Original change's description:
> Partial frame capture API part 3
>
> Implement utility for applying partial updates to video frames.
>
> Bug: webrtc:10152
> Change-Id: I295fa9f792b96bbf1140a13f1f04e4f9deaccd5c
> Reviewed-on: https://webrtc-review.googlesource.com/c/120408
> Commit-Queue: Ilya Nikolaevskiy <ilnik@webrtc.org>
> Reviewed-by: Niels Moller <nisse@webrtc.org>
> Reviewed-by: Erik Språng <sprang@webrtc.org>
> Cr-Commit-Position: refs/heads/master@{#26522}
TBR=ilnik@webrtc.org,nisse@webrtc.org,sprang@webrtc.org
# Not skipping CQ checks because original CL landed > 1 day ago.
Bug: webrtc:10152
Change-Id: I9d7c79ca571a44a419102871d3106e7065638433
Reviewed-on: https://webrtc-review.googlesource.com/c/122089
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Reviewed-by: Niels Moller <nisse@webrtc.org>
Reviewed-by: Erik Språng <sprang@webrtc.org>
Commit-Queue: Ilya Nikolaevskiy <ilnik@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26630}