diff -r 000000000000 -r 6474c204b198 content/media/VideoPlaybackQuality.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/content/media/VideoPlaybackQuality.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,62 @@
+/* -*- 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_VideoPlaybackQuality_h_
+#define mozilla_dom_VideoPlaybackQuality_h_
+
+#include "mozilla/dom/HTMLMediaElement.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsDOMNavigationTiming.h"
+#include "nsWrapperCache.h"
+
+namespace mozilla {
+namespace dom {
+
+class VideoPlaybackQuality MOZ_FINAL : public nsWrapperCache
+{
+public:
+  NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(VideoPlaybackQuality)
+  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(VideoPlaybackQuality)
+
+  VideoPlaybackQuality(HTMLMediaElement* aElement, DOMHighResTimeStamp aCreationTime,
+                       uint64_t aTotalFrames, uint64_t aDroppedFrames,
+                       uint64_t aCorruptedFrames);
+
+  HTMLMediaElement* GetParentObject() const;
+
+  JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
+
+  DOMHighResTimeStamp CreationTime() const
+  {
+    return mCreationTime;
+  }
+
+  uint64_t TotalVideoFrames()
+  {
+    return mTotalFrames;
+  }
+
+  uint64_t DroppedVideoFrames()
+  {
+    return mDroppedFrames;
+  }
+
+  uint64_t CorruptedVideoFrames()
+  {
+    return mCorruptedFrames;
+  }
+
+private:
+  nsRefPtr<HTMLMediaElement> mElement;
+  DOMHighResTimeStamp mCreationTime;
+  uint64_t mTotalFrames;
+  uint64_t mDroppedFrames;
+  uint64_t mCorruptedFrames;
+};
+
+} // namespace dom
+} // namespace mozilla
+#endif /* mozilla_dom_VideoPlaybackQuality_h_ */