Merge "Allow adding class/struct members to padding space" am: 4f2576b93a

Original change: https://android-review.googlesource.com/c/platform/development/+/2238294

Change-Id: Ie1af62f6a9d164dcfea2c0ff988357b622b2e6b5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>