Updated build_chromeos.py so that it only does make_chroot/setup_board when they are needed.

PRESUBMIT=passed
R=asharif,bjanakiraman
DELTA=29  (10 added, 0 deleted, 19 changed)
OCL=45114-p2
RCL=45135-p2
RDATE=2010/11/10 13:17:16


P4 change: 42605709
1 file changed
tree: b7fedbd99bdc1127d14b425e68d684567be5e2df
  1. .git5_specs/
  2. v14/