Merge "Guard system usage reporting by checking the caller has system access."...

Merge "Guard system usage reporting by checking the caller has system access." into sc-dev am: e5a810e1 am: a907527d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14987453

Change-Id: I8765f8f86961948d9c36d5ad814ea1aefc27fe67