Merge "Include blob sizes in blob_store service dump." into rvc-dev am: c7127869 am: 0c7fa9f6 am: 54c6573c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11826292

Change-Id: I14ec149c42f29c1cf187425bc302998f9fd86e4c