RO does not need touchpad/keyboard driver or I2C passthru, RW does
not need RW verification, let's shrink both images by only including
required config options.
BRANCH=none
BUG=b:35582031
TEST=Build and flash hammer: still functional.
build/hammer/RO/ec.RO.flat shrank by 10144 bytes: (45868 to 35724)
build/hammer/RW/ec.RW.flat shrank by 2764 bytes: (45332 to 42568)
Change-Id: Iff0feb4e8446cc9f2e32103cd383fddae3234fec
Reviewed-on: https://chromium-review.googlesource.com/479492
Commit-Ready: Nicolas Boichat <drinkcat@chromium.org>
Tested-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-by: Randall Spangler <rspangler@chromium.org>