cc/blimp: Set up the framework for state serialization.

cc/test/remote_client_layer_factory.cc

+// Copyright 2016 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 "cc/test/remote_client_layer_factory.h"
+
+#include "cc/layers/layer.h"
+
+namespace cc {
+namespace {
+class ClientLayer : public Layer {
+ public:
+  explicit ClientLayer(int engine_layer_id) : Layer(engine_layer_id) {}
+
+ private:
+  ~ClientLayer() override {}
+};
+}  // namespace
+
+RemoteClientLayerFactory::RemoteClientLayerFactory() = default;
+
+RemoteClientLayerFactory::~RemoteClientLayerFactory() = default;
+
+scoped_refptr<Layer> RemoteClientLayerFactory::CreateLayer(
+    int engine_layer_id) {
+  return make_scoped_refptr(new ClientLayer(engine_layer_id));
+}
+
+}  // namespace cc