Don't run RewriteDriver::Cleanup() in ServerContext::Shutdown(). Also only wait for one timeout max, no matter how many drivers are outstanding.
Don't run RewriteDriver::Cleanup() in ServerContext::Shutdown(). Also only
wait for one timeout max, no matter how many drivers are outstanding.

VersoBit/mod_pagespeed,hashashin/src,pagespeed/mod_pagespeed,VersoBit/mod_pagespeed,hashashin/src,VersoBit/mod_pagespeed,hashashin/src,VersoBit/mod_pagespeed,VersoBit/mod_pagespeed,pagespeed/mod_pagespeed,pagespeed/mod_pagespeed,pagespeed/mod_pagespeed,hashashin/src,VersoBit/mod_pagespeed,pagespeed/mod_pagespeed,hashashin/src,hashashin/src,VersoBit/mod_pagespeed,hashashin/src,pagespeed/mod_pagespeed,hashashin/src,pagespeed/mod_pagespeed