tree 4f47a530bf9f2fe07ab3fb1a029556e16746b4bf
parent 3fdb33369644d5e6fb688a72b2e589303d7e0a5b
author Hsin-Yu Chao <hychao@chromium.org> 1462765808 +0800
committer chrome-bot <chrome-bot@chromium.org> 1462989278 -0700

service_constants: Add kOutputNodeVolumeChanged signal

This signal will be monitored by Chrome UI to synchronize
volume when the hardware changes its volume.

BUG=chromium:609458
TEST=None

Change-Id: I9762b60b10eb96e2e4ac7731504a6ce33d604987
Reviewed-on: https://chromium-review.googlesource.com/343326
Commit-Ready: Hsinyu Chao <hychao@chromium.org>
Tested-by: Hsinyu Chao <hychao@chromium.org>
Reviewed-by: Cheng-Yi Chiang <cychiang@chromium.org>