function ImageryProviderBuilder(options) {
  this.tileWidth = undefined;
  this.tileHeight = undefined;
  this.maximumLevel = undefined;
  this.imageUrlSubdomains = undefined;
  this.imageUrlTemplate = undefined;

  this.attributionList = undefined;
}
Used to track creation details while fetching initial metadata

@constructor
@private

@param {BingMapsImageryProvider.ConstructorOptions} options An object describing initialization options