Merge "Add BlobStore atoms" into rvc-dev am: 38da493ae4 am: 5f06fdba56 am: 6c0acc2155

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11818786

Change-Id: I9f1a73b348b209d349a5b269e8d0077f4808c385