widget/WidgetTraceEvent.h
author James Graham <james@hoppipolla.co.uk>
Thu, 04 Sep 2014 12:52:43 +0100
changeset 228180 c3773aeab2f8791dcfd6213226b983eae6b276cb
parent 98983 f4157e8c410708d76703f19e4dfb61859bfe32d8
child 285938 91d6e262b662a0b4e47358665e222d3927337af9
permissions -rw-r--r--
Bug 945222 - Initial import of web-platform-tests testsuite 4/4 : Integration with build system, mach and mozharness, r=ahal,gps

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef WIDGET_PUBLIC_WIDGETTRACEEVENT_H_
#define WIDGET_PUBLIC_WIDGETTRACEEVENT_H_

namespace mozilla {

// Perform any required initialization in the widget backend for
// event tracing. Return true if initialization was successful.
bool InitWidgetTracing();

// Perform any required cleanup in the widget backend for event tracing.
void CleanUpWidgetTracing();

// Fire a tracer event at the UI-thread event loop, and block until
// the event is processed. This should only be called by
// a thread that's not the UI thread.
bool FireAndWaitForTracerEvent();

// Signal that the event has been received by the event loop.
void SignalTracerThread();

}

#endif  // WIDGET_PUBLIC_WIDGETTRACEEVENT_H_