minor cleanup in ngx.sleep().

src/ngx_http_lua_sleep.c

@@ -81,11 +81,6 @@ ngx_http_lua_ngx_sleep(lua_State *L)
     ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
                    "lua ready to sleep for %d ms", delay);
 
-    if (ctx->entered_content_phase) {
-        dd("set write event handler");
-        r->write_event_handler = ngx_http_lua_content_wev_handler;
-    }
-
     return lua_yield(L, 0);
 }
 

src/ngx_http_lua_subrequest.c

@@ -519,7 +519,7 @@ ngx_http_lua_ngx_location_capture_multi(lua_State *L)
         ngx_http_set_ctx(sr, sr_ctx, ngx_http_lua_module);
 
         rc = ngx_http_lua_adjust_subrequest(sr, method, body, vars_action,
-                extra_vars);
+                                            extra_vars);
 
         if (rc != NGX_OK) {
             return luaL_error(L, "failed to adjust the subrequest: %d",