Add statsd logging and address API review feedback

Bug: 207662418
Bug: 216294586
Test: atest CtsStatsdAtomHostTestCases:GameManagerStatsTests
Change-Id: Icaa9d49f020f25d982a515b03aa9c91c34d2a778
Merged-In: Icaa9d49f020f25d982a515b03aa9c91c34d2a778
3 files changed