[automerger skipped] Add tests for guest user metrics am: 7c060b29 am:...

[automerger skipped] Add tests for guest user metrics am: 7c060b29 am: 25ba224a -s ours am: b97bc3da -s ours

am skip reason: Merged-In I009fc0eba32e34cb62f2cc15f9337bce9b81c89d with SHA-1 7c060b29 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13959153

Change-Id: I2ee98e19d238c13b6774b294851f708727f48aed