system_api: dbus: add metrics_event protobuffer am: a71cda985d am: 8d98a92d2d
am: 3ad92841e4
Change-Id: Iea809a0108a0872ed5eac3f3f1bf6fbb5fbdad94
diff --git a/dbus/metrics_event/service.proto b/dbus/metrics_event/service.proto
new file mode 100644
index 0000000..48fd473
--- /dev/null
+++ b/dbus/metrics_event/service.proto
@@ -0,0 +1,25 @@
+// Copyright 2018 The Chromium OS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+syntax = "proto3";
+
+option optimize_for = LITE_RUNTIME;
+
+package metrics_event;
+
+// Content of MetricsEvent signals emitted by Chrome.
+message Event {
+ // Event types.
+ enum Type {
+ TAB_DISCARD = 0;
+ OOM_KILL = 1;
+ TAB_SWITCH = 2;
+ }
+
+ // The type of the event being signaled.
+ Type type = 1;
+
+ // The time of the event (CLOCK_MONOTONIC in milliseconds).
+ int64 timestamp = 2;
+}