diff -r 000000000000 -r 6474c204b198 ipc/ipdl/test/cxx/IPDLUnitTestSubprocess.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ipc/ipdl/test/cxx/IPDLUnitTestSubprocess.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,23 @@
+/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 8 -*- */
+/* 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 "IPDLUnitTestSubprocess.h"
+
+using mozilla::ipc::GeckoChildProcessHost;
+
+namespace mozilla {
+namespace _ipdltest {
+
+IPDLUnitTestSubprocess::IPDLUnitTestSubprocess() :
+    GeckoChildProcessHost(GeckoProcessType_IPDLUnitTest)
+{
+}
+
+IPDLUnitTestSubprocess::~IPDLUnitTestSubprocess()
+{
+}
+
+} // namespace _ipdltest
+} // namespace mozilla