The following revision refers to this bug:
  https://chrome-internal.googlesource.com/infradata/master-manager/+/172543b3f0e2f214852dfb4c7776e4445fd62e70

commit 172543b3f0e2f214852dfb4c7776e4445fd62e70
Author: Emily Hanley <eyaich@google.com>
Date: Fri Feb 02 15:40:57 2018

Reassigning to hinoka@ for any changes neeedd done on build.chromium.org side.  Ned indicated now that it is using LUCI we need to make sure to remove them from the UI. 

I actually may know how to do the LUCI change, lemme try..

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/d2de8950f44f2feabb5cb5dd5ef3e1d2791526dd

commit d2de8950f44f2feabb5cb5dd5ef3e1d2791526dd
Author: Nghia Nguyen <nednguyen@google.com>
Date: Wed Feb 07 00:37:17 2018

Remove Mac mini & Win Zenbook from milo UI

Bug:808441
Change-Id: Ifd6bc67c1622024f1dd2b01de41caf24287d0c82
Reviewed-on: https://chromium-review.googlesource.com/905448
Commit-Queue: Ned Nguyen <nednguyen@google.com>
Reviewed-by: Ryan Tseng <hinoka@chromium.org>
Reviewed-by: Andrii Shyshkalov <tandrii@chromium.org>

[modify] https://crrev.com/d2de8950f44f2feabb5cb5dd5ef3e1d2791526dd/luci-milo-dev.cfg
[modify] https://crrev.com/d2de8950f44f2feabb5cb5dd5ef3e1d2791526dd/luci-milo.cfg