inputcontrol: remove mouse CPI setting codes

Since the mouse CPI is now handled via xorg conf files, there is no
need to set it in inputcontrol scripts anymore.

BUG=chromium:431114
TEST=N/A

Change-Id: If0d48ea6b59e65860fa0348a33ebbb288e5527c5
Reviewed-on: https://chromium-review.googlesource.com/228381
Reviewed-by: Chung-yih Wang <cywang@chromium.org>
Commit-Queue: Tai-Hsu Lin <sheckylin@chromium.org>
Tested-by: Tai-Hsu Lin <sheckylin@chromium.org>
3 files changed