[nginx] Addition filter: set last_in_chain flag when clearing last_buf.

details: http://hg.nginx.org/nginx/rev/17000e3ba589 branches: stable-1.10 changeset: 6887:17000e3ba589 user: Roman Arutyunyan date: Mon Oct 03 21:03:27 2016 +0300 description: Addition filter: set last_in_chain flag when clearing last_buf. When the last_buf flag is

[nginx] Addition filter: set last_in_chain flag when clearing last_buf.

details: http://hg.nginx.org/nginx/rev/ebba2f980489 branches: changeset: 6723:ebba2f980489 user: Roman Arutyunyan date: Mon Oct 03 21:03:27 2016 +0300 description: Addition filter: set last_in_chain flag when clearing last_buf. When the last_buf flag is cleared for