Removed unused flag unexpected_eof from ngx_connection_t.

src/core/ngx_connection.h

diff --git a/src/core/ngx_connection.h b/src/core/ngx_connection.h
index b0d162a..6357c64 100644
--- a/src/core/ngx_connection.h
+++ b/src/core/ngx_connection.h
@@ -169,7 +169,6 @@
 
     unsigned            log_error:3;     /* ngx_connection_log_error_e */
 
-    unsigned            unexpected_eof:1;
     unsigned            timedout:1;
     unsigned            error:1;
     unsigned            destroyed:1;

src/event/ngx_event_accept.c

diff --git a/src/event/ngx_event_accept.c b/src/event/ngx_event_accept.c
index 1c87a34..14841c0 100644
--- a/src/event/ngx_event_accept.c
+++ b/src/event/ngx_event_accept.c
@@ -217,8 +217,6 @@
         c->local_sockaddr = ls->sockaddr;
         c->local_socklen = ls->socklen;
 
-        c->unexpected_eof = 1;
-
 #if (NGX_HAVE_UNIX_DOMAIN)
         if (c->sockaddr->sa_family == AF_UNIX) {
             c->tcp_nopush = NGX_TCP_NOPUSH_DISABLED;

src/event/ngx_event_acceptex.c

diff --git a/src/event/ngx_event_acceptex.c b/src/event/ngx_event_acceptex.c
index 1dbfd6c..e414fe4 100644
--- a/src/event/ngx_event_acceptex.c
+++ b/src/event/ngx_event_acceptex.c
@@ -159,8 +159,6 @@
         c->recv_chain = ngx_recv_chain;
         c->send_chain = ngx_send_chain;
 
-        c->unexpected_eof = 1;
-
         c->listening = ls;
 
         rev = c->read;

src/http/ngx_http_core_module.c

diff --git a/src/http/ngx_http_core_module.c b/src/http/ngx_http_core_module.c
index bd36aec..e3c070f 100644
--- a/src/http/ngx_http_core_module.c
+++ b/src/http/ngx_http_core_module.c
@@ -793,8 +793,6 @@
 
     r->connection->log->action = NULL;
 
-    r->connection->unexpected_eof = 0;
-
     if (!r->internal) {
         switch (r->headers_in.connection_type) {
         case 0: