am 227ba207: am e8228afb: Merge change I92cdc5ed into eclair

Merge commit '227ba2072df1474a0b3abaae7c415f152d32bcc2' into eclair-mr2-plus-aosp

* commit '227ba2072df1474a0b3abaae7c415f152d32bcc2':
  PerformanceCollector: Collect & report perf measurements in key/value form