buffet: Configure buffet from the file.

We used to keep a lot of constants in the source files, now
let's start to move necessary constants into configuration
file to make it easier control buffet behaviour.

BUG=chromium:364692
TEST=manual

Change-Id: I77b95976746ac11e9b1a16cfc6476b8ac1464295
Reviewed-on: https://chromium-review.googlesource.com/231301
Reviewed-by: Anton Muhin <antonm@chromium.org>
Commit-Queue: Anton Muhin <antonm@chromium.org>
Tested-by: Anton Muhin <antonm@chromium.org>
5 files changed
tree: 46292900a9c561a76a1b2857c881d5ff5a763ec7
  1. buffet/