@Override
    protected boolean isAccepted(T aClass) {
      if (myFastMode) {
        return getTreeClassChooserDialog().getFilter().isAccepted(aClass);
      }
      return (aClass == getTreeClassChooserDialog().getBaseClass() ||
              myInheritorsProvider.isInheritorOfBaseClass(aClass)) &&
             getTreeClassChooserDialog().getFilter().isAccepted(aClass);
    }
@Override
    protected boolean isAccepted(T aClass)