Merge "Add car-lib system stubs" am: 5715be9cc1 am: 8dba16dca4 am: d133b74ff6 am: 691bc50063

Original change: https://android-review.googlesource.com/c/platform/prebuilts/sdk/+/1495301

Change-Id: I7c4ae5dc2175f32277332417ffcf4109afb0632e