1 files changed, 73 insertions, 0 deletions
diff --git a/toolkit/components/sessionstore/SessionStoreChild.h b/toolkit/components/sessionstore/SessionStoreChild.h
new file mode 100644
index 0000000000..606aa0f441
--- /dev/null
+++ b/toolkit/components/sessionstore/SessionStoreChild.h
@@ -0,0 +1,73 @@
+/* -*- 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/. */
+
+#ifndef mozilla_dom_SessionStoreChild_h
+#define mozilla_dom_SessionStoreChild_h
+
+#include "mozilla/AlreadyAddRefed.h"
+#include "mozilla/dom/PSessionStoreChild.h"
+#include "mozilla/dom/SessionStoreScrollData.h"
+#include "mozilla/dom/SessionStoreChangeListener.h"
+#include "mozilla/dom/SessionStoreListener.h"
+#include "mozilla/RefPtr.h"
+
+#include "nsCycleCollectionParticipant.h"
+
+namespace mozilla::dom {
+class BrowsingContext;
+class SessionStoreChangeListener;
+class TabListener;
+
+class SessionStoreChild final : public PSessionStoreChild {
+ public:
+  static already_AddRefed<SessionStoreChild> GetOrCreate(
+      BrowsingContext* aBrowsingContext, Element* aOwnerElement = nullptr);
+
+  static SessionStoreChild* From(WindowGlobalChild* aWindowChild);
+
+  void SetEpoch(uint32_t aEpoch);
+  void SetOwnerContent(Element* aElement);
+  void Stop();
+  void UpdateEventTargets();
+  void UpdateSessionStore(bool aSessionHistoryUpdate = false,
+                          const MaybeSessionStoreZoom& aZoom = Nothing());
+  void FlushSessionStore();
+  void UpdateSHistoryChanges();
+
+  void SessionStoreUpdate(const Maybe<nsCString>& aDocShellCaps,
+                          const Maybe<bool>& aPrivatedMode,
+                          const MaybeSessionStoreZoom& aZoom,
+                          const bool aNeedCollectSHistory,
+                          const uint32_t& aEpoch);
+
+  void IncrementalSessionStoreUpdate(
+      const MaybeDiscarded<BrowsingContext>& aBrowsingContext,
+      const Maybe<FormData>& aFormData, const Maybe<nsPoint>& aScrollPosition,
+      uint32_t aEpoch);
+
+  void ResetSessionStore(
+      const MaybeDiscarded<BrowsingContext>& aBrowsingContext, uint32_t aEpoch);
+
+  SessionStoreChangeListener* GetSessionStoreChangeListener() const {
+    return mSessionStoreChangeListener;
+  }
+
+  mozilla::ipc::IPCResult RecvFlushTabState(FlushTabStateResolver&& aResolver);
+
+  NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(SessionStoreChild)
+  NS_DECL_CYCLE_COLLECTION_NATIVE_CLASS(SessionStoreChild)
+
+ private:
+  SessionStoreChild(TabListener* aSessionStoreListener,
+                    SessionStoreChangeListener* aSessionStoreChangeListener);
+  ~SessionStoreChild() = default;
+
+  RefPtr<TabListener> mSessionStoreListener;
+  RefPtr<SessionStoreChangeListener> mSessionStoreChangeListener;
+};
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_SessionStoreChild_h