Revert "Separate hdcp levels into a base interface"

Revert submission 3283232-cherrypicker-L65300030006744043:N33800030107981038

Reason for revert: Droidmonitor created revert due to b/370755706. Will be verifying through ABTD before submission.

Reverted changes: /q/submissionid:3283232-cherrypicker-L65300030006744043:N33800030107981038

Change-Id: I574abf94fcc5b503388e5b7bf377bfdb88b6f39e
20 files changed