Merge "Calculate how much memory is used per account." into udc-dev am: 931638dd am: 0330fbd3 am: 0749e7b3

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/34125788



Change-Id: I02006fc60780d8edddec30e0adc89ae1e2353dfa
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>