diff -r 000000000000 -r 6474c204b198 content/base/public/nsIAttribute.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/content/base/public/nsIAttribute.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,55 @@
+/* -*- 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 nsIAttribute_h___
+#define nsIAttribute_h___
+
+#include "nsINode.h"
+
+class nsDOMAttributeMap;
+class nsIContent;
+
+#define NS_IATTRIBUTE_IID  \
+{ 0x233a9c4d, 0xb27f, 0x4662, \
+    { 0xbd, 0x90, 0xba, 0xd6, 0x2e, 0x76, 0xc8, 0xe1 } }
+
+class nsIAttribute : public nsINode
+{
+public:
+  NS_DECLARE_STATIC_IID_ACCESSOR(NS_IATTRIBUTE_IID)
+
+  virtual void SetMap(nsDOMAttributeMap *aMap) = 0;
+  
+  nsDOMAttributeMap *GetMap()
+  {
+    return mAttrMap;
+  }
+
+  nsINodeInfo *NodeInfo() const
+  {
+    return mNodeInfo;
+  }
+
+  /**
+   * Called when our ownerElement is moved into a new document.
+   * Updates the nodeinfo of this node.
+   */
+  virtual nsresult SetOwnerDocument(nsIDocument* aDocument) = 0;
+
+protected:
+#ifdef MOZILLA_INTERNAL_API
+  nsIAttribute(nsDOMAttributeMap *aAttrMap,
+               already_AddRefed<nsINodeInfo>& aNodeInfo,
+               bool aNsAware);
+#endif //MOZILLA_INTERNAL_API
+  virtual ~nsIAttribute();
+
+  nsRefPtr<nsDOMAttributeMap> mAttrMap;
+  bool mNsAware;
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(nsIAttribute, NS_IATTRIBUTE_IID)
+
+#endif /* nsIAttribute_h___ */