diff -r 000000000000 -r 6474c204b198 dom/xbl/nsXBLDocumentInfo.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/xbl/nsXBLDocumentInfo.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,71 @@
+/* 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 nsXBLDocumentInfo_h__
+#define nsXBLDocumentInfo_h__
+
+#include "mozilla/Attributes.h"
+#include "nsCOMPtr.h"
+#include "nsAutoPtr.h"
+#include "nsWeakReference.h"
+#include "nsIDocument.h"
+#include "nsCycleCollectionParticipant.h"
+
+class nsXBLPrototypeBinding;
+class nsXBLDocGlobalObject;
+
+class nsXBLDocumentInfo MOZ_FINAL : public nsSupportsWeakReference
+{
+public:
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+
+  nsXBLDocumentInfo(nsIDocument* aDocument);
+  virtual ~nsXBLDocumentInfo();
+
+  already_AddRefed<nsIDocument> GetDocument()
+    { nsCOMPtr<nsIDocument> copy = mDocument; return copy.forget(); }
+
+  bool GetScriptAccess() const { return mScriptAccess; }
+
+  nsIURI* DocumentURI() { return mDocument->GetDocumentURI(); }
+
+  nsXBLPrototypeBinding* GetPrototypeBinding(const nsACString& aRef);
+  nsresult SetPrototypeBinding(const nsACString& aRef,
+                               nsXBLPrototypeBinding* aBinding);
+
+  // This removes the binding without deleting it
+  void RemovePrototypeBinding(const nsACString& aRef);
+
+  nsresult WritePrototypeBindings();
+
+  void SetFirstPrototypeBinding(nsXBLPrototypeBinding* aBinding);
+
+  void FlushSkinStylesheets();
+
+  bool IsChrome() { return mIsChrome; }
+
+  void MarkInCCGeneration(uint32_t aGeneration);
+
+  static nsresult ReadPrototypeBindings(nsIURI* aURI, nsXBLDocumentInfo** aDocInfo);
+
+  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsXBLDocumentInfo)
+
+private:
+  nsCOMPtr<nsIDocument> mDocument;
+  bool mScriptAccess;
+  bool mIsChrome;
+  // the binding table owns each nsXBLPrototypeBinding
+  nsAutoPtr<nsClassHashtable<nsCStringHashKey, nsXBLPrototypeBinding>> mBindingTable;
+
+  // non-owning pointer to the first binding in the table
+  nsXBLPrototypeBinding* mFirstBinding;
+};
+
+#ifdef DEBUG
+void AssertInCompilationScope();
+#else
+inline void AssertInCompilationScope() {}
+#endif
+
+#endif