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 am: 229bff56

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

Change-Id: I705d64601c04650deacd98b98b5cc587836a2772