Add multi-dex support to hiddenapi am: 86b5f86d8d am: 0c9b2ad43a am: e764e6f239

Original change: https://android-review.googlesource.com/c/platform/art/+/2425068

Change-Id: I5a00e041b77c635535477c7a0b087470d9f5f93f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>