code: function restoreImage (image) {
    if (image.restore && (typeof image.restore === 'function')) {
      image.restore();
  
      return true;
    }
  
    return false;
  }
docs: Restores a false color image to its original version
  
  @param {Image} image A Cornerstone Image Object
  @returns {Boolean} True if the image object had a valid restore function, which was run. Otherwise, false.