@Override
      public void visitElement(@NotNull PsiElement element) {
        if (!(element instanceof GrImportStatement) && !(element instanceof GrPackageDefinition)) {
          super.visitElement(element);
        }
        if (element instanceof GrReferenceElement) {
          visitRefElement((GrReferenceElement)element);
        }
      }
@Override
      public void visitElement(@NotNull PsiElement element)