dom/serviceworkers/ServiceWorkerContainerChild.cpp
author Brian Hackett <bhackett1024@gmail.com>
Fri, 31 Aug 2018 05:35:36 -1000
changeset 434430 d8447a4c32e7d4d991773f478f9dd2996628c51c
parent 425706 246c9fdaf98bfaf564660f19e9253bb9129d790c
child 448947 6f3709b3878117466168c40affa7bca0b60cf75b
permissions -rw-r--r--
Bug 1486616 - Execute record/replay triggers when finalizing deferred things, r=mccr8.

/* -*- 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 "mozilla/dom/PServiceWorkerContainerChild.h"

#include "RemoteServiceWorkerContainerImpl.h"

namespace mozilla {
namespace dom {

void
ServiceWorkerContainerChild::ActorDestroy(ActorDestroyReason aReason)
{
  if (mWorkerHolderToken) {
    mWorkerHolderToken->RemoveListener(this);
    mWorkerHolderToken = nullptr;
  }

  if (mOwner) {
    mOwner->RevokeActor(this);
    MOZ_DIAGNOSTIC_ASSERT(!mOwner);
  }
}

void
ServiceWorkerContainerChild::WorkerShuttingDown()
{
  MaybeStartTeardown();
}

ServiceWorkerContainerChild::ServiceWorkerContainerChild(WorkerHolderToken* aWorkerHolderToken)
  : mWorkerHolderToken(aWorkerHolderToken)
  , mOwner(nullptr)
  , mTeardownStarted(false)
{
  if (mWorkerHolderToken) {
    mWorkerHolderToken->AddListener(this);
  }
}

void
ServiceWorkerContainerChild::SetOwner(RemoteServiceWorkerContainerImpl* aOwner)
{
  MOZ_DIAGNOSTIC_ASSERT(!mOwner);
  MOZ_DIAGNOSTIC_ASSERT(aOwner);
  mOwner = aOwner;
}

void
ServiceWorkerContainerChild::RevokeOwner(RemoteServiceWorkerContainerImpl* aOwner)
{
  MOZ_DIAGNOSTIC_ASSERT(mOwner);
  MOZ_DIAGNOSTIC_ASSERT(aOwner == mOwner);
  mOwner = nullptr;
}

void
ServiceWorkerContainerChild::MaybeStartTeardown()
{
  if (mTeardownStarted) {
    return;
  }
  mTeardownStarted = true;
}

} // namespace dom
} // namespace mozilla