statsd: Allow wifi mainline module to log its metrics

        TouchEventReported touch_event_reported = 34;

        WakeupAlarmOccurred wakeup_alarm_occurred = 35;

        KernelWakeupReported kernel_wakeup_reported = 36;

        WifiLockStateChanged wifi_lock_state_changed = 37;

        WifiLockStateChanged wifi_lock_state_changed = 37 [(log_from_module) = "wifi"];

        WifiSignalStrengthChanged wifi_signal_strength_changed = 38;

        WifiScanStateChanged wifi_scan_state_changed = 39;

        PhoneSignalStrengthChanged phone_signal_strength_changed = 40;