GitLab

The CL dumps event logs for devices that run with the CrOS
gesture library. It is designed to be backward-compatible
with the X11 behaviour.

Contributed by sheckylin@chromium.org

BUG=450159
TEST=samus ChromeOS build

Review URL: https://codereview.chromium.org/893753002

Cr-Commit-Position: refs/heads/master@{#318182}