self options defaults to providedOptions instead of {}, and add {} as self options in usages, https://github.com/phetsims/phet-core/issues/105
self options defaults to providedOptions instead of {}, and add {} as self options in usages, https://github.com/phetsims/phet-core/issues/105

phetsims/phet-core,phetsims/phet-core,phetsims/phet-core