Add comment to `papi_get_meta_id`
Add comment to `papi_get_meta_id`

nlemoine/papi,isotopsweden/wp-papi,nlemoine/papi,nlemoine/papi,isotopsweden/wp-papi,wp-papi/papi,wp-papi/papi,isotopsweden/wp-papi,wp-papi/papi