Merge "Revert "EnvironmentalReverb: Add AIDL placeholder implementation and its unit test"" am: 95aa48b473 am: 41942ae0ae

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2361872

Change-Id: Ic9e22ef68d65d6c258fba3712f6bdb2afd5d45f8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>