d4e3e12c2a
Backed out changeset c2114b608577 (bug 1715547) Backed out changeset c8985e7c6a71 (bug 1715547) Backed out changeset 8af1f4a4be08 (bug 1715547) Backed out changeset 85b20f601145 (bug 1715547)
70 lines
1.9 KiB
C++
70 lines
1.9 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 "ServiceWorkerChild.h"
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#include "RemoteServiceWorkerImpl.h"
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#include "mozilla/dom/WorkerCommon.h"
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#include "mozilla/dom/WorkerRef.h"
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namespace mozilla::dom {
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void ServiceWorkerChild::ActorDestroy(ActorDestroyReason aReason) {
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mIPCWorkerRef = nullptr;
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if (mOwner) {
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mOwner->RevokeActor(this);
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MOZ_DIAGNOSTIC_ASSERT(!mOwner);
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}
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}
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// static
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RefPtr<ServiceWorkerChild> ServiceWorkerChild::Create() {
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RefPtr<ServiceWorkerChild> actor = new ServiceWorkerChild();
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if (!NS_IsMainThread()) {
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WorkerPrivate* workerPrivate = GetCurrentThreadWorkerPrivate();
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MOZ_DIAGNOSTIC_ASSERT(workerPrivate);
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RefPtr<IPCWorkerRefHelper<ServiceWorkerChild>> helper =
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new IPCWorkerRefHelper<ServiceWorkerChild>(actor);
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actor->mIPCWorkerRef = IPCWorkerRef::Create(
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workerPrivate, "ServiceWorkerChild",
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[helper] { helper->Actor()->MaybeStartTeardown(); });
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if (NS_WARN_IF(!actor->mIPCWorkerRef)) {
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return nullptr;
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}
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}
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return actor;
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}
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ServiceWorkerChild::ServiceWorkerChild()
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: mOwner(nullptr), mTeardownStarted(false) {}
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void ServiceWorkerChild::SetOwner(RemoteServiceWorkerImpl* aOwner) {
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MOZ_DIAGNOSTIC_ASSERT(!mOwner);
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MOZ_DIAGNOSTIC_ASSERT(aOwner);
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mOwner = aOwner;
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}
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void ServiceWorkerChild::RevokeOwner(RemoteServiceWorkerImpl* aOwner) {
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MOZ_DIAGNOSTIC_ASSERT(mOwner);
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MOZ_DIAGNOSTIC_ASSERT(aOwner == mOwner);
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mOwner = nullptr;
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}
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void ServiceWorkerChild::MaybeStartTeardown() {
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if (mTeardownStarted) {
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return;
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}
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mTeardownStarted = true;
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Unused << SendTeardown();
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}
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} // namespace mozilla::dom
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