Adam Barth f3df64fa3d Let Dart code running in Sky add events to the trace timeline
This will let us form a wholistic picture of work done in the framework and in
the engine.

R=ojan@chromium.org, rafaelw@chromium.org

Review URL: https://codereview.chromium.org/1028243003
2015-03-23 14:48:06 -07:00

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// Copyright 2015 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.
interface Tracing {
void begin(DOMString name);
void end(DOMString name);
};