chromium/third_party/blink/renderer/modules/beacon/navigator_beacon.idl

// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://w3c.github.io/beacon/#sec-sendBeacon-method

[
    ImplementedAs=NavigatorBeacon
] partial interface Navigator {
    // TODO(ricea): |data| should be BodyInit? when the IDL compiler supports
    // it.
    [CallWith=ScriptState, MeasureAs=SendBeacon, RaisesException] boolean sendBeacon(USVString url, optional (ReadableStream or XMLHttpRequestBodyInit)? data = null);
};