static synchronized void sOnSignalStrengthsChanged(SignalStrength signalStrength) {
    mData.setTime(System.currentTimeMillis());
    mData.setSignal(signalStrength);

    if (OtherUtils.isThisDeviceAnEmulator() == true) {
      // The signal will usuaully be null on the Emulator...
    } else {
      // On a real device... there should generally be a signal...
      SKLogger.sAssert(CellTowersDataCollector.class, mData.getSignal() != null);
    }

    try {
      mData.setCellLocation(mTelManager.getCellLocation());
    } catch (SecurityException e) {
      // Seen - rarely - on some Android devices.
      // Neither user 99999 nor current process has android.permission.ACCESS_COARSE_LOCATION.
      SKLogger.sAssert(CellTowersDataCollector.class, false);
    }
  }