[PATCH] Headers filter: style

[Piotr Sikora]

Hey Maxim,

> The "h" is used for variables of various types, including
> ngx_http_file_cache_header_t, ngx_str_t, ngx_keyval_t,
> ngx_table_elt_t, ngx_http_fastcgi_header_t, ngx_uint_t, uin32_t,
> and int.  It's just a convenient short name for a variable.

But it's the only place in the codebase where it's used for
ngx_http_header_val_t, it's "hv" everywhere else.

Anyway, EOT.

Best regards,
Piotr Sikora