am 245c4282: am f3ec7a02: Merge change If72f81fb into eclair

Merge commit '245c4282dbccddc611dba1ff8a2575a33f9217b5' into eclair-mr2-plus-aosp

* commit '245c4282dbccddc611dba1ff8a2575a33f9217b5':
  Add a script to download and package the toolchain sources.