diff -r 000000000000 -r 6474c204b198 layout/xul/tree/moz.build
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/layout/xul/tree/moz.build	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,45 @@
+# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# 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/.
+
+XPIDL_SOURCES += [
+    'nsITreeBoxObject.idl',
+    'nsITreeColumns.idl',
+    'nsITreeContentView.idl',
+    'nsITreeSelection.idl',
+    'nsITreeView.idl',
+]
+
+XPIDL_MODULE = 'layout_xul_tree'
+
+EXPORTS += [
+    'nsTreeColFrame.h',
+    'nsTreeUtils.h',
+]
+
+UNIFIED_SOURCES += [
+    'nsTreeBodyFrame.cpp',
+    'nsTreeBoxObject.cpp',
+    'nsTreeColFrame.cpp',
+    'nsTreeColumns.cpp',
+    'nsTreeContentView.cpp',
+    'nsTreeImageListener.cpp',
+    'nsTreeSelection.cpp',
+    'nsTreeStyleCache.cpp',
+    'nsTreeUtils.cpp',
+]
+
+FAIL_ON_WARNINGS = True
+
+FINAL_LIBRARY = 'gklayout'
+LOCAL_INCLUDES += [
+    '..',
+    '../../base',
+    '../../forms',
+    '../../generic',
+    '../../style',
+    '/content/base/src',
+]
+