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-rw-r--r--dom/media/systemservices/MediaSystemResourceManagerChild.h65
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diff --git a/dom/media/systemservices/MediaSystemResourceManagerChild.h b/dom/media/systemservices/MediaSystemResourceManagerChild.h
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+++ b/dom/media/systemservices/MediaSystemResourceManagerChild.h
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+#if !defined(MediaSystemResourceManagerChild_h_)
+# define MediaSystemResourceManagerChild_h_
+
+# include "mozilla/media/PMediaSystemResourceManagerChild.h"
+# include "nsISupportsImpl.h"
+
+namespace mozilla {
+
+class MediaSystemResourceManager;
+
+namespace ipc {
+class BackgroundChildImpl;
+} // namespace ipc
+
+namespace media {
+
+/**
+ * Handle MediaSystemResourceManager's IPC
+ */
+class MediaSystemResourceManagerChild final
+ : public PMediaSystemResourceManagerChild {
+ friend class PMediaSystemResourceManagerChild;
+
+ public:
+ struct ResourceListener {
+ /* The resource is reserved and can be granted.
+ * The client can allocate the requested resource.
+ */
+ virtual void resourceReserved() = 0;
+ /* The resource is not reserved any more.
+ * The client should release the resource as soon as possible if the
+ * resource is still being held.
+ */
+ virtual void resourceCanceled() = 0;
+ };
+
+ MediaSystemResourceManagerChild();
+ virtual ~MediaSystemResourceManagerChild();
+
+ void Destroy();
+
+ void SetManager(MediaSystemResourceManager* aManager) { mManager = aManager; }
+
+ protected:
+ mozilla::ipc::IPCResult RecvResponse(const uint32_t& aId,
+ const bool& aSuccess);
+
+ private:
+ void ActorDestroy(ActorDestroyReason aActorDestroyReason) override;
+
+ bool mDestroyed;
+ MediaSystemResourceManager* mManager;
+
+ friend class mozilla::ipc::BackgroundChildImpl;
+};
+
+} // namespace media
+} // namespace mozilla
+
+#endif