Convert utility process extension Unpacker IPC to mojo

extensions/common/manifest_location_param_traits.cc

Index: extensions/common/manifest_location_param_traits.cc
diff --git a/extensions/common/manifest_location_param_traits.cc b/extensions/common/manifest_location_param_traits.cc
new file mode 100644
index 0000000000000000000000000000000000000000..047461e9f5a8dcf43ea3d273eb01c8958a7b25e1
--- /dev/null
+++ b/extensions/common/manifest_location_param_traits.cc
@@ -0,0 +1,32 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "extensions/common/manifest_location_param_traits.h"
+
+// Auto-generate IPC::ParamTraits<> code specializations for sending and
+// receiving enum extensions::Manifest::Location over IPC.
+
+#include "ipc/param_traits_size_macros.h"
+namespace IPC {
+#undef EXTENSIONS_COMMON_MANIFEST_LOCATION_PARAM_TRAITS_H_
+#include "extensions/common/manifest_location_param_traits.h"
+}  // namespace IPC
+
+#include "ipc/param_traits_write_macros.h"
+namespace IPC {
+#undef EXTENSIONS_COMMON_MANIFEST_LOCATION_PARAM_TRAITS_H_
+#include "extensions/common/manifest_location_param_traits.h"
+}  // namespace IPC
+
+#include "ipc/param_traits_read_macros.h"
+namespace IPC {
+#undef EXTENSIONS_COMMON_MANIFEST_LOCATION_PARAM_TRAITS_H_
+#include "extensions/common/manifest_location_param_traits.h"
+}  // namespace IPC
+
+#include "ipc/param_traits_log_macros.h"
+namespace IPC {
+#undef EXTENSIONS_COMMON_MANIFEST_LOCATION_PARAM_TRAITS_H_
+#include "extensions/common/manifest_location_param_traits.h"
+}  // namespace IPC