blob: 35112e7863ce4bf87f4f7ffa143f087e15e1884d [file] [log] [blame]
// Copyright 2015 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// https://www.w3.org/TR/performance-timeline/#the-performanceobserver-interface
callback PerformanceObserverCallback = void (PerformanceObserverEntryList entries,
PerformanceObserver observer);
[Constructor(PerformanceObserverCallback callback),
ConstructorCallWith=EnvironmentSettings,
Exposed=Window]
interface PerformanceObserver {
[RaisesException] void observe (optional PerformanceObserverInit options);
void disconnect ();
PerformanceEntryList takeRecords();
// TODO: make this be FrozenArray<DOMString> when available
[SameObject] static readonly attribute sequence<DOMString> supportedEntryTypes;
};