anchor.diff:      var name;
   
       if (field is VariableMirror &&
  -    !field.isFinal &&
  -    !field.isStatic &&
  -    !field.isConst) {
  +        !field.isFinal &&
  +        !field.isStatic &&
  +        !field.isConst) {
         type = field.type;
         name = field.simpleName;
         // TODO(DrMarcII): Support private setters when they work again
       } else if (field is MethodMirror &&
  -    field.isSetter &&
  -    !field.isStatic &&
  -    !field.isPrivate) {
  +        field.isSetter &&
  +        !field.isStatic &&
  +        !field.isPrivate) {
         type = field.parameters.first.type;
         // HACK to get correct symbol name for operating with setField.
         name = field.simpleName.toString();
  
positive.code:       }
  
        if (datum is HasFilterFinderOptions &&
        datum.options.contains(
            FilterFinderOption.DISABLE_IMPLICIT_DISPLAY_FILTERING)) {
          implicitDisplayFiltering = false;
        }
      }
  
negative.code:   final bool _isOptional;
  
    _FinderSingleFieldInfo(Symbol fieldName, this._finder, this._filters,
        this._instanceType, this._isOptional)
        : super(fieldName);
  
    @override
    calculateFieldValue(SearchContext context, PageLoader loader) {
      var element = _getElement(context, _finder, _filters, _isOptional);
      if (_instanceType.simpleName != const Symbol('WebElement') &&
          element != null) {
        element = loader._getInstance(_instanceType, element);
      }
      return element;
  