1 files changed, 39 insertions, 0 deletions
diff --git a/dom/fs/child/FileSystemWritableFileStreamChild.cpp b/dom/fs/child/FileSystemWritableFileStreamChild.cpp
new file mode 100644
index 0000000000..862e8f345e
--- /dev/null
+++ b/dom/fs/child/FileSystemWritableFileStreamChild.cpp
@@ -0,0 +1,39 @@
+/* -*- 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 "FileSystemWritableFileStreamChild.h"
+
+#include "mozilla/dom/FileSystemLog.h"
+#include "mozilla/dom/FileSystemWritableFileStream.h"
+
+namespace mozilla::dom {
+
+FileSystemWritableFileStreamChild::FileSystemWritableFileStreamChild()
+    : mStream(nullptr) {
+  LOG(("Created new WritableFileStreamChild %p", this));
+}
+
+FileSystemWritableFileStreamChild::~FileSystemWritableFileStreamChild() =
+    default;
+
+void FileSystemWritableFileStreamChild::SetStream(
+    FileSystemWritableFileStream* aStream) {
+  MOZ_ASSERT(aStream);
+  MOZ_ASSERT(!mStream);
+
+  mStream = aStream;
+}
+
+void FileSystemWritableFileStreamChild::ActorDestroy(ActorDestroyReason aWhy) {
+  LOG(("Destroy WritableFileStreamChild %p", this));
+
+  if (mStream) {
+    mStream->ClearActor();
+    mStream = nullptr;
+  }
+}
+
+}  // namespace mozilla::dom