Reapply "Add local impl of mapper for libhidlmemory" am: 96424c6d69 am: 6b2e4d8810 am: 4d4faf0221

Original change: https://android-review.googlesource.com/c/platform/system/libhidl/+/2828377

Change-Id: I156ab14649bcdacbc55cf968f06aff0f403c0755
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>