am 3084d78f: Merge "Don\'t allow negative GetFreeMemory."
am 3084d78f: Merge "Don\'t allow negative GetFreeMemory."

* commit '3084d78fe86854d5105987ef9739e77e8399434c':
  Don't allow negative GetFreeMemory.

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