Merge "Include blob sizes in blob_store service dump." into rvc-dev am:...

Merge "Include blob sizes in blob_store service dump." into rvc-dev am: c7127869 am: a863d528 am: 26b3368a

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

Change-Id: I2a6628f3b477e5b360052f1a7efa4d23fc19d79a