Problema com o TabLayout em versões anteriores ao Android Marshmellow

private void configurarViewPager(ViewPager viewPager){
        ViewPagerAdapter viewPagerAdapter = new ViewPagerAdapter(getSupportFragmentManager());
 
        viewPagerAdapter.addFragment(new FragmentMoteis(), "Moteis");
        viewPagerAdapter.addFragment(new FragmentMoteis(), "Suites");
 
        viewPager.setAdapter(viewPagerAdapter);
 
    }
 
    class ViewPagerAdapter extends FragmentPagerAdapter {
 
        private List<Fragment> fragments = new ArrayList<>();
        private List<String> titulos = new ArrayList<>();
 
        public ViewPagerAdapter(FragmentManager fm) {
            super(fm);
        }
 
        @Override
        public Fragment getItem(int position) {
            return fragments.get(position);
        }
 
        @Override
        public int getCount() {
            return fragments.size();
        }
 
        public void addFragment(Fragment fragment, String titulo){
            fragments.add(fragment);
            titulos.add(titulo);
        }
 
        @Override
        public CharSequence getPageTitle(int position){
            return titulos.get(position);
        }
    }