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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
#include "PerformanceMeasure.h"
#include "MainThreadUtils.h"
#include "mozilla/dom/PerformanceMeasureBinding.h"
using namespace mozilla::dom;
PerformanceMeasure::PerformanceMeasure(nsISupports* aParent,
const nsAString& aName,
DOMHighResTimeStamp aStartTime,
DOMHighResTimeStamp aEndTime,
const JS::Handle<JS::Value>& aDetail)
: PerformanceEntry(aParent, aName, u"measure"_ns),
mStartTime(aStartTime),
mDuration(aEndTime - aStartTime),
mDetail(aDetail) {
mozilla::HoldJSObjects(this);
}
PerformanceMeasure::~PerformanceMeasure() { mozilla::DropJSObjects(this); }
NS_IMPL_CYCLE_COLLECTION_CLASS(PerformanceMeasure)
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(PerformanceMeasure,
PerformanceEntry)
tmp->mDetail.setUndefined();
mozilla::DropJSObjects(tmp);
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(PerformanceMeasure,
PerformanceEntry)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(PerformanceMeasure,
PerformanceEntry)
NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mDetail)
NS_IMPL_CYCLE_COLLECTION_TRACE_END
NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED_0(PerformanceMeasure,
PerformanceEntry)
JSObject* PerformanceMeasure::WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return PerformanceMeasure_Binding::Wrap(aCx, this, aGivenProto);
}
void PerformanceMeasure::GetDetail(JSContext* aCx,
JS::MutableHandle<JS::Value> aRetval) {
// Return a copy so that this method always returns the value it is set to
// (i.e. it'll return the same value even if the caller assigns to it). Note
// that if detail is an object, its contents can be mutated and this is
// expected.
aRetval.set(mDetail);
}
size_t PerformanceMeasure::SizeOfIncludingThis(
mozilla::MallocSizeOf aMallocSizeOf) const {
return aMallocSizeOf(this) + SizeOfExcludingThis(aMallocSizeOf);
}