pagespeed/ngx_pagespeed — pull request #241 by chaizhenhua (2013-04-10 11:52:40+00:00)
Title: Improved reduce fd usage.

hello,
In pagespeed, each NgxBaseFetch instance use a pair of pipes to communication with nginx. It is wasteful. I am tring to solve this problem. May be you can give me some suggestions here.
*The patch can not pass tests, please do not merge.*