test/trace_processor/chrome/chrome_dropped_frames_metric.out

[perfetto.protos.chrome_dropped_frames]: {
  dropped_frame: {
    ts: 166479338462000
    process_name: "Renderer"
    pid: 12743
  }
  dropped_frame: {
    ts: 166479355302000
    process_name: "Renderer"
    pid: 12743
  }
}