Merge "SF: Introduce TransactionTrace testsuite" into tm-dev am: 37ac7569c6 am: ddc599c3a7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/16947032

Change-Id: I8dee7940e9b4f50e30a4cf1c258c421b95b33de1