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63 lines
2.6 KiB
C++
63 lines
2.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "PerformanceMeasure.h"
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#include "MainThreadUtils.h"
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#include "mozilla/dom/PerformanceMeasureBinding.h"
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using namespace mozilla::dom;
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PerformanceMeasure::PerformanceMeasure(nsISupports* aParent,
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const nsAString& aName,
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DOMHighResTimeStamp aStartTime,
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DOMHighResTimeStamp aEndTime,
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const JS::Handle<JS::Value>& aDetail)
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: PerformanceEntry(aParent, aName, u"measure"_ns),
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mStartTime(aStartTime),
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mDuration(aEndTime - aStartTime),
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mDetail(aDetail) {
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mozilla::HoldJSObjects(this);
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}
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PerformanceMeasure::~PerformanceMeasure() { mozilla::DropJSObjects(this); }
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NS_IMPL_CYCLE_COLLECTION_CLASS(PerformanceMeasure)
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NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(PerformanceMeasure,
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PerformanceEntry)
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tmp->mDetail.setUndefined();
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mozilla::DropJSObjects(tmp);
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NS_IMPL_CYCLE_COLLECTION_UNLINK_END
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(PerformanceMeasure,
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PerformanceEntry)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
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NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(PerformanceMeasure,
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PerformanceEntry)
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NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mDetail)
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NS_IMPL_CYCLE_COLLECTION_TRACE_END
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NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED_0(PerformanceMeasure,
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PerformanceEntry)
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JSObject* PerformanceMeasure::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return PerformanceMeasure_Binding::Wrap(aCx, this, aGivenProto);
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}
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void PerformanceMeasure::GetDetail(JSContext* aCx,
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JS::MutableHandle<JS::Value> aRetval) {
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// Return a copy so that this method always returns the value it is set to
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// (i.e. it'll return the same value even if the caller assigns to it). Note
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// that if detail is an object, its contents can be mutated and this is
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// expected.
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aRetval.set(mDetail);
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}
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size_t PerformanceMeasure::SizeOfIncludingThis(
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mozilla::MallocSizeOf aMallocSizeOf) const {
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return aMallocSizeOf(this) + SizeOfExcludingThis(aMallocSizeOf);
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}
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