private static boolean isIdentityEquals(PsiExpression lhs, PsiExpression rhs, PsiParameter parameter) {
      return ExpressionUtils.isReferenceTo(lhs, parameter) &&
             rhs instanceof PsiThisExpression &&
             ((PsiThisExpression)rhs).getQualifier() == null;
    }
private static boolean isIdentityEquals(PsiExpression lhs, PsiExpression rhs, PsiParameter parameter)