// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

module content.mojom;

import "mojo/public/mojom/base/battery_power_status.mojom";
import "sandbox/policy/mojom/sandbox.mojom";

// This interface is only for the sake of browser test to query current power
// state observed in remote child processes.
[ServiceSandbox=sandbox.mojom.Sandbox.kGpu]
interface PowerMonitorTest {
  // The power state is reported immediatelly if there is already a change
  // available to notify, otherwise wait until a change happen. Overlapping
  // calls to QueryNextState are prohibited.
  QueryNextState()
      => (mojo_base.mojom.BatteryPowerStatus battery_power_status);
};