am c001b095: Merge "add make target variables for gtests"
am c001b095: Merge "add make target variables for gtests"

* commit 'c001b0952513690216f9a14153a839d569a91538':
  add make target variables for gtests

treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst