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diff --git a/include/media/IMediaDeathNotifier.h b/include/media/IMediaDeathNotifier.h
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+++ b/include/media/IMediaDeathNotifier.h
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+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_IMEDIADEATHNOTIFIER_H
+#define ANDROID_IMEDIADEATHNOTIFIER_H
+
+#include <utils/threads.h>
+#include <media/IMediaPlayerService.h>
+#include <utils/SortedVector.h>
+
+namespace android {
+
+class IMediaDeathNotifier: virtual public RefBase
+{
+public:
+    IMediaDeathNotifier() { addObitRecipient(this); }
+    virtual ~IMediaDeathNotifier() { removeObitRecipient(this); }
+
+    virtual void died() = 0;
+    static const sp<IMediaPlayerService>& getMediaPlayerService();
+
+private:
+    IMediaDeathNotifier &operator=(const IMediaDeathNotifier &);
+    IMediaDeathNotifier(const IMediaDeathNotifier &);
+
+    static void addObitRecipient(const wp<IMediaDeathNotifier>& recipient);
+    static void removeObitRecipient(const wp<IMediaDeathNotifier>& recipient);
+
+    class DeathNotifier: public IBinder::DeathRecipient
+    {
+    public:
+                DeathNotifier() {}
+        virtual ~DeathNotifier();
+
+        virtual void binderDied(const wp<IBinder>& who);
+    };
+
+    friend class DeathNotifier;
+
+    static  Mutex                                   sServiceLock;
+    static  sp<IMediaPlayerService>                 sMediaPlayerService;
+    static  sp<DeathNotifier>                       sDeathNotifier;
+    static  SortedVector< wp<IMediaDeathNotifier> > sObitRecipients;
+};
+
+}; // namespace android
+
+#endif // ANDROID_IMEDIADEATHNOTIFIER_H