GitLab

This CL enables VideoFrameFileWriter to save 10bits color depth
VideoFrame to the disk. Since gfx::PNGCodec doesn't support 10
bits RGBA, YUV format must be specified for 10 bits depth
VideoFrame.

Bug: 1115112
Test: video_decode_accelerator_tests --use_vd --output_frames=all --output_format=yuv
Change-Id: Id06c3d200ac672028be2f36d00f2d434b1e6607d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2462911
Commit-Queue: Hirokazu Honda <hiroh@chromium.org>
Reviewed-by: David Staessens <dstaessens@chromium.org>
Cr-Commit-Position: refs/heads/master@{#821150}