Request Document: go/android3p
For CL Reviewers: go/android3p#reviewing-a-cl
For Build Team: go/ab-third-party-imports
Bug: http://b/331411274
Original import of the code can be found at: https://googleplex-android.googlesource.com/platform/external/rust/crates/v4l2r/+/refs/heads/third-party-review.
Security Questionnaire: http://b/331411274#comment1

Change-Id: Iea89543bf759e31cd37472377fc740a337888ce7