diff -r 000000000000 -r 6474c204b198 accessible/src/mac/DocAccessibleWrap.mm
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/accessible/src/mac/DocAccessibleWrap.mm	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,22 @@
+/* -*- 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/. */
+
+#include "DocAccessibleWrap.h"
+
+#import "mozAccessible.h"
+
+using namespace mozilla::a11y;
+
+DocAccessibleWrap::
+  DocAccessibleWrap(nsIDocument* aDocument, nsIContent* aRootContent,
+                    nsIPresShell* aPresShell) :
+  DocAccessible(aDocument, aRootContent, aPresShell)
+{
+}
+
+DocAccessibleWrap::~DocAccessibleWrap()
+{
+}
+