TODO: document

@param {string} scope
@returns {string}

@private
function(scope) {
    if (scope.name === '*' && this.storageType) {
      if (this.storageType === '2012.04') {
        return '';
      } else if (this.storageType.match(/remotestorage-0[01]/)) {
        return 'root';
      }
    }
    return scope.name;
  }