Add initial GamePerformance test.

This collect first set of metrics, related to game performance. In this
test post buffer time, ready time and latency time is collected.
See GraphicBufferMetrics.java for explanation.

Test: Manually on different devices.
Bug: 116859584
Change-Id: I85eae038363860287b796c593b5192f74231cb72
(cherry picked from commit 20045a43bcf8c8bbbbbb677b4f5d49ebe4ab63f6)