GitLab

Add SetNightLightEnabled function in mojom::DeviceActions.
Call this function in assistant_manager_service_impl.cc to
enable/disable Night Light mode when query comes.

Test: local compile and manually test.
Bug: b:112698292
Change-Id: Id4ae0ed07fc2bc1197c0b702fd14c46284d1ba33
Reviewed-on: https://chromium-review.googlesource.com/1256216
Commit-Queue: Meilin Wang <meilinw@chromium.org>
Reviewed-by: Xiaohui Chen <xiaohuic@chromium.org>
Reviewed-by: Sam McNally <sammc@chromium.org>
Cr-Commit-Position: refs/heads/master@{#596266}