diff -r 000000000000 -r 6474c204b198 content/base/src/Text.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/content/base/src/Text.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,37 @@
+/* -*- 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 "mozilla/dom/Text.h"
+#include "nsTextNode.h"
+
+namespace mozilla {
+namespace dom {
+
+already_AddRefed<Text>
+Text::SplitText(uint32_t aOffset, ErrorResult& rv)
+{
+  nsCOMPtr<nsIContent> newChild;
+  rv = SplitData(aOffset, getter_AddRefs(newChild));
+  if (rv.Failed()) {
+    return nullptr;
+  }
+  return newChild.forget().downcast<Text>();
+}
+
+/* static */ already_AddRefed<Text>
+Text::Constructor(const GlobalObject& aGlobal,
+                  const nsAString& aData, ErrorResult& aRv)
+{
+  nsCOMPtr<nsPIDOMWindow> window = do_QueryInterface(aGlobal.GetAsSupports());
+  if (!window || !window->GetDoc()) {
+    aRv.Throw(NS_ERROR_FAILURE);
+    return nullptr;
+  }
+
+  return window->GetDoc()->CreateTextNode(aData);
+}
+
+} // namespace dom
+} // namespace mozilla