diff -r 000000000000 -r 6474c204b198 accessible/src/generic/TextLeafAccessible.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/accessible/src/generic/TextLeafAccessible.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 mozilla_a11y_TextLeafAccessible_h__
+#define mozilla_a11y_TextLeafAccessible_h__
+
+#include "BaseAccessibles.h"
+
+namespace mozilla {
+namespace a11y {
+ 
+/**
+ * Generic class used for text nodes.
+ */
+class TextLeafAccessible : public LinkableAccessible
+{
+public:
+  TextLeafAccessible(nsIContent* aContent, DocAccessible* aDoc);
+  virtual ~TextLeafAccessible();
+
+  // Accessible
+  virtual mozilla::a11y::role NativeRole();
+  virtual void AppendTextTo(nsAString& aText, uint32_t aStartOffset = 0,
+                            uint32_t aLength = UINT32_MAX);
+  virtual ENameValueFlag Name(nsString& aName);
+
+  // TextLeafAccessible
+  void SetText(const nsAString& aText) { mText = aText; }
+  const nsString& Text() const { return mText; }
+
+protected:
+  // Accessible
+  virtual void CacheChildren();
+
+protected:
+  nsString mText;
+};
+
+
+////////////////////////////////////////////////////////////////////////////////
+// Accessible downcast method
+
+inline TextLeafAccessible*
+Accessible::AsTextLeaf()
+{
+  return IsTextLeaf() ? static_cast<TextLeafAccessible*>(this) : nullptr;
+}
+
+} // namespace a11y
+} // namespace mozilla
+
+#endif
+