@NotNull
  @Override
  public PsiElementVisitor buildVisitor(@NotNull ProblemsHolder holder, boolean isOnTheFly) {
    return new JavaElementVisitor() {
      @Override
      public void visitMethodCallExpression(@NotNull PsiMethodCallExpression expression) {
        checkMethodCall(expression, holder);
        super.visitMethodCallExpression(expression);
      }
    };
  }
@NotNull
  @Override
  public PsiElementVisitor buildVisitor(@NotNull ProblemsHolder holder, boolean isOnTheFly)