From 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 03:47:29 +0200
Subject: Adding upstream version 115.8.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/cache/ActorChild.cpp | 53 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 dom/cache/ActorChild.cpp

(limited to 'dom/cache/ActorChild.cpp')

diff --git a/dom/cache/ActorChild.cpp b/dom/cache/ActorChild.cpp
new file mode 100644
index 0000000000..3d5eec8642
--- /dev/null
+++ b/dom/cache/ActorChild.cpp
@@ -0,0 +1,53 @@
+/* -*- 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/cache/ActorChild.h"
+
+#include "mozilla/dom/cache/CacheWorkerRef.h"
+#include "nsThreadUtils.h"
+
+namespace mozilla::dom::cache {
+
+void ActorChild::SetWorkerRef(SafeRefPtr<CacheWorkerRef> aWorkerRef) {
+  // Some of the Cache actors can have multiple DOM objects associated with
+  // them.  In this case the workerRef will be added multiple times.  This is
+  // permitted, but the workerRef should be the same each time.
+  if (mWorkerRef) {
+    // XXX Here, we don't use aWorkerRef, so we unnecessarily add-refed... This
+    // might be a case to show in the raw pointer guideline as a possible
+    // exception, if warranted by performance analyses.
+
+    MOZ_DIAGNOSTIC_ASSERT(mWorkerRef == aWorkerRef);
+    return;
+  }
+
+  mWorkerRef = std::move(aWorkerRef);
+  if (mWorkerRef) {
+    mWorkerRef->AddActor(*this);
+  }
+}
+
+void ActorChild::RemoveWorkerRef() {
+  MOZ_ASSERT_IF(!NS_IsMainThread(), mWorkerRef);
+  if (mWorkerRef) {
+    mWorkerRef->RemoveActor(*this);
+    mWorkerRef = nullptr;
+  }
+}
+
+const SafeRefPtr<CacheWorkerRef>& ActorChild::GetWorkerRefPtr() const {
+  return mWorkerRef;
+}
+
+bool ActorChild::WorkerRefNotified() const {
+  return mWorkerRef && mWorkerRef->Notified();
+}
+
+ActorChild::ActorChild() = default;
+
+ActorChild::~ActorChild() { MOZ_DIAGNOSTIC_ASSERT(!mWorkerRef); }
+
+}  // namespace mozilla::dom::cache
-- 
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