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diff --git a/dom/media/gmp/GMPVideoEncodedFrameImpl.h b/dom/media/gmp/GMPVideoEncodedFrameImpl.h
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* Copyright (c) 2014, Mozilla Corporation
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above
+ *    copyright notice, this list of conditions and the following
+ *    disclaimer in the documentation and/or other materials provided
+ *    with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef GMPVideoEncodedFrameImpl_h_
+#define GMPVideoEncodedFrameImpl_h_
+
+#include "gmp-errors.h"
+#include "gmp-video-frame.h"
+#include "gmp-video-frame-encoded.h"
+#include "mozilla/ipc/Shmem.h"
+
+namespace mozilla {
+class CryptoSample;
+
+namespace gmp {
+
+class GMPVideoHostImpl;
+class GMPVideoEncodedFrameData;
+
+class GMPVideoEncodedFrameImpl : public GMPVideoEncodedFrame {
+  friend struct IPC::ParamTraits<mozilla::gmp::GMPVideoEncodedFrameImpl>;
+
+ public:
+  explicit GMPVideoEncodedFrameImpl(GMPVideoHostImpl* aHost);
+  GMPVideoEncodedFrameImpl(const GMPVideoEncodedFrameData& aFrameData,
+                           GMPVideoHostImpl* aHost);
+  virtual ~GMPVideoEncodedFrameImpl();
+
+  // This is called during a normal destroy sequence, which is
+  // when a consumer is finished or during XPCOM shutdown.
+  void DoneWithAPI();
+  // Does not attempt to release Shmem, as the Shmem has already been released.
+  void ActorDestroyed();
+
+  bool RelinquishFrameData(GMPVideoEncodedFrameData& aFrameData);
+
+  // GMPVideoFrame
+  GMPVideoFrameFormat GetFrameFormat() override;
+  void Destroy() override;
+
+  // GMPVideoEncodedFrame
+  GMPErr CreateEmptyFrame(uint32_t aSize) override;
+  GMPErr CopyFrame(const GMPVideoEncodedFrame& aFrame) override;
+  void SetEncodedWidth(uint32_t aEncodedWidth) override;
+  uint32_t EncodedWidth() override;
+  void SetEncodedHeight(uint32_t aEncodedHeight) override;
+  uint32_t EncodedHeight() override;
+  // Microseconds
+  void SetTimeStamp(uint64_t aTimeStamp) override;
+  uint64_t TimeStamp() override;
+  // Set frame duration (microseconds)
+  // NOTE: next-frame's Timestamp() != this-frame's TimeStamp()+Duration()
+  // depending on rounding to avoid having to track roundoff errors
+  // and dropped/missing frames(!) (which may leave a large gap)
+  void SetDuration(uint64_t aDuration) override;
+  uint64_t Duration() const override;
+  void SetFrameType(GMPVideoFrameType aFrameType) override;
+  GMPVideoFrameType FrameType() override;
+  void SetAllocatedSize(uint32_t aNewSize) override;
+  uint32_t AllocatedSize() override;
+  void SetSize(uint32_t aSize) override;
+  uint32_t Size() override;
+  void SetCompleteFrame(bool aCompleteFrame) override;
+  bool CompleteFrame() override;
+  const uint8_t* Buffer() const override;
+  uint8_t* Buffer() override;
+  GMPBufferType BufferType() const override;
+  void SetBufferType(GMPBufferType aBufferType) override;
+
+ private:
+  void DestroyBuffer();
+
+  uint32_t mEncodedWidth;
+  uint32_t mEncodedHeight;
+  uint64_t mTimeStamp;
+  uint64_t mDuration;
+  GMPVideoFrameType mFrameType;
+  uint32_t mSize;
+  bool mCompleteFrame;
+  GMPVideoHostImpl* mHost;
+  ipc::Shmem mBuffer;
+  GMPBufferType mBufferType;
+};
+
+}  // namespace gmp
+
+}  // namespace mozilla
+
+#endif  // GMPVideoEncodedFrameImpl_h_