diff -r 000000000000 -r 6474c204b198 content/base/src/nsDOMSerializer.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/content/base/src/nsDOMSerializer.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,69 @@
+/* -*- 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/. */
+
+#ifndef nsDOMSerializer_h_
+#define nsDOMSerializer_h_
+
+#include "nsIDOMSerializer.h"
+#include "nsWrapperCache.h"
+#include "mozilla/ErrorResult.h"
+#include "mozilla/dom/XMLSerializerBinding.h"
+#include "nsAutoPtr.h"
+
+class nsINode;
+
+class nsDOMSerializer MOZ_FINAL : public nsIDOMSerializer,
+                                  public nsWrapperCache
+{
+public:
+  nsDOMSerializer();
+  virtual ~nsDOMSerializer();
+
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsDOMSerializer)
+
+  // nsIDOMSerializer
+  NS_DECL_NSIDOMSERIALIZER
+
+  // WebIDL API
+  static already_AddRefed<nsDOMSerializer>
+  Constructor(const mozilla::dom::GlobalObject& aOwner,
+              mozilla::ErrorResult& rv)
+  {
+    nsRefPtr<nsDOMSerializer> domSerializer = new nsDOMSerializer(aOwner.GetAsSupports());
+    return domSerializer.forget();
+  }
+
+  void
+  SerializeToString(nsINode& aRoot, nsAString& aStr,
+                    mozilla::ErrorResult& rv);
+
+  void
+  SerializeToStream(nsINode& aRoot, nsIOutputStream* aStream,
+                    const nsAString& aCharset, mozilla::ErrorResult& rv);
+
+  nsISupports* GetParentObject() const
+  {
+    return mOwner;
+  }
+
+  virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE
+  {
+    return mozilla::dom::XMLSerializerBinding::Wrap(aCx, this);
+  }
+
+private:
+  nsDOMSerializer(nsISupports* aOwner) : mOwner(aOwner)
+  {
+    MOZ_ASSERT(aOwner);
+    SetIsDOMBinding();
+  }
+
+  nsCOMPtr<nsISupports> mOwner;
+};
+
+
+#endif
+