widget/WidgetTraceEvent.h
author Kan-Ru Chen (陳侃如) <kanru@kanru.info>
Sat, 17 Nov 2012 23:05:18 +0800
changeset 117592 722b6d63295b7b3ae255f76ccfc8180af90bcd9a
parent 98983 f4157e8c410708d76703f19e4dfb61859bfe32d8
child 285938 91d6e262b662a0b4e47358665e222d3927337af9
permissions -rw-r--r--
Bug 806363 - Remove wake locks on content-shutdown. r=jlebar a=blocking-basecamp

/* 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_