remove reef derivatives

The derivatives development should be done in the firmware branch.
(here it is firmware-reef-9042.B)

They are way too many 'follow reef settings' CLs, either all derivatives
should be updated at the same time or we have to cut the rotten fruits.

Signed-off-by: Vincent Palatin <vpalatin@chromium.org>

BRANCH=none
BUG=b:36192920
TEST=make buildall

Change-Id: I20cbc4897c7e6e3355ca0a4ed0e856d6b1d17eff
Reviewed-on: https://chromium-review.googlesource.com/452459
Commit-Ready: Vincent Palatin <vpalatin@chromium.org>
Tested-by: Vincent Palatin <vpalatin@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
17 files changed