DO NOT MERGE Revert "[2/n] Camera Compat UI: Add interfaces for client-server..."

Revert submission 16468379

Reason for revert: Feature development is moving to T.

Reverted Changes:
Id9b9a8930:[3/n] Camera Compat UI: Add a camera compat contro...
Id6be4a954:Enable a camera app compat control on Large screen...
I083aa6718:[2/n] Camera Compat UI: Add interfaces for client-...

Bug: 206602997

Change-Id: I9ad876043fd61f708a8f468fffd1ef371bfa0866