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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#include "AutoTimelineMarker.h"
#include "nsIDocShell.h"
#include "TimelineConsumers.h"
#include "MainThreadUtils.h"
namespace mozilla {
AutoTimelineMarker::AutoTimelineMarker(nsIDocShell* aDocShell,
const char* aName)
: mName(aName), mDocShell(nullptr) {
MOZ_ASSERT(NS_IsMainThread());
if (!aDocShell) {
return;
}
RefPtr<TimelineConsumers> timelines = TimelineConsumers::Get();
if (!timelines || !timelines->HasConsumer(aDocShell)) {
return;
}
mDocShell = aDocShell;
timelines->AddMarkerForDocShell(mDocShell, mName, MarkerTracingType::START);
}
AutoTimelineMarker::~AutoTimelineMarker() {
MOZ_ASSERT(NS_IsMainThread());
if (!mDocShell) {
return;
}
RefPtr<TimelineConsumers> timelines = TimelineConsumers::Get();
if (!timelines || !timelines->HasConsumer(mDocShell)) {
return;
}
timelines->AddMarkerForDocShell(mDocShell, mName, MarkerTracingType::END);
}
} // namespace mozilla