third_party/metrics_proto/user_action_event.proto

// Copyright 2014 The Chromium 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 = "proto2";

option optimize_for = LITE_RUNTIME;

option java_outer_classname = "UserActionEventProtos";
option java_package = "org.chromium.components.metrics";

package metrics;

// Stores information about an event that occurs in response to a user action,
// e.g. an interaction with a browser UI element.
// Next tag: 3
message UserActionEventProto {
  // The name of the action, hashed.
  optional fixed64 name_hash = 1;

  // The timestamp for the event, in seconds.
  // This value comes from Chromium's TimeTicks::Now(), which is an abstract
  // time value that is guaranteed to always be non-decreasing (regardless of
  // Daylight Saving Time or any other changes to the system clock).
  // These numbers are only comparable within a session.  To sequence events
  // across sessions, order by the |session_id| from the
  // ChromeUserMetricsExtension message.
  optional int64 time_sec = 2;
}