This is intended for those who have modified the chromebook device and want to undo everything. This means that all the partitioning that installing linux does will be wiped out.
This is not necessary if you did not install linux before and just want to do a factory reset. You can do that from inside chrome os itself.
How to use Diskpart:
http://youtu.be/8TQ1RpToSsk
Create a Recovery Drive on the Chromebook
http://youtu.be/s0gNi4sNLiQ?t=11m34s
New Installation Video:
Old installation video:
http://youtu.be/4qpjTzav3kw
