Build and install a Chromium OS specific version of upstart.
Build and install a Chromium OS specific version of upstart.

Review URL: http://codereview.chromium.org/525046

marineam/coreos-scripts,trnubo/scripts,andrejro/coreos--scripts,fivethreeo/scripts,fivethreeo/scripts,endocode/scripts,fivethreeo/scripts,mjg59/scripts,glevand/coreos--scripts,mischief/scripts,andrejro/coreos--scripts,BugRoger/scripts,vmware/coreos-scripts,bcwaldon/coreos-scripts,zhang0137/scripts,BugRoger/scripts,zhang0137/scripts,gtank/scripts,trnubo/scripts,smilart/scripts,mjg59/scripts,zhang0137/scripts,crawford/scripts,sigma/coreos-scripts,andrejro/coreos--scripts,smilart/scripts,nicescale/scripts,BugRoger/scripts,bcwaldon/coreos-scripts,trnubo/scripts,vmware/coreos-scripts,bcwaldon/coreos-scripts,endocode/scripts,crawford/scripts,nicescale/scripts,sigma/coreos-scripts,glevand/coreos--scripts,gtank/scripts,mjg59/scripts,crawford/scripts,vmware/coreos-scripts,marineam/coreos-scripts,coreos/scripts,sigma/coreos-scripts,mischief/scripts,mischief/scripts,endocode/scripts,nicescale/scripts,smilart/scripts,marineam/coreos-scripts,gtank/scripts,coreos/scripts