test/metrics/heap_profile_callsite_stats.out

heap_profile_callsite_stats {
  instance_stats {
    process_name: "system_server"
    callsite_stats {
      callsite {
        frame {
          name: "symbolized f3"
          mapping_name: "liblib.so"
        }
        frame {
          name: "f2"
          mapping_name: "liblib.so"
        }
        frame {
          name: "f1"
          mapping_name: "liblib.so"
        }
      }
      total_count: 2
      total_bytes: 2000
      delta_count: 1
      delta_bytes: 1000
    }
    pid: 2
  }
}