diff -r 000000000000 -r 6474c204b198 widget/cocoa/nsBidiKeyboard.mm
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/widget/cocoa/nsBidiKeyboard.mm	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,42 @@
+/* -*- 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 "nsBidiKeyboard.h"
+#include "nsCocoaUtils.h"
+#include "TextInputHandler.h"
+
+// This must be the last include:
+#include "nsObjCExceptions.h"
+
+using namespace mozilla::widget;
+
+NS_IMPL_ISUPPORTS(nsBidiKeyboard, nsIBidiKeyboard)
+
+nsBidiKeyboard::nsBidiKeyboard() : nsIBidiKeyboard()
+{
+  Reset();
+}
+
+nsBidiKeyboard::~nsBidiKeyboard()
+{
+}
+
+NS_IMETHODIMP nsBidiKeyboard::Reset()
+{
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsBidiKeyboard::IsLangRTL(bool *aIsRTL)
+{
+  *aIsRTL = TISInputSourceWrapper::CurrentInputSource().IsForRTLLanguage();
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsBidiKeyboard::GetHaveBidiKeyboards(bool* aResult)
+{
+  // not implemented yet
+  return NS_ERROR_NOT_IMPLEMENTED;
+}