Sample code: IPC Transport object for GPU

content/common/gpu/client/ipc/gpu_host_ipc_transport_factory.cc

Index: content/common/gpu/client/ipc/gpu_host_ipc_transport_factory.cc
diff --git a/content/common/gpu/client/ipc/gpu_host_ipc_transport_factory.cc b/content/common/gpu/client/ipc/gpu_host_ipc_transport_factory.cc
new file mode 100644
index 0000000000000000000000000000000000000000..ad61c17e80619ac548f2d8776107a79d9fe56362
--- /dev/null
+++ b/content/common/gpu/client/ipc/gpu_host_ipc_transport_factory.cc
@@ -0,0 +1,16 @@
+// 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 "content/common/gpu/client/ipc/gpu_host_ipc_transport_factory.h"
+
+namespace content {
+
+GpuHostIPCTransportFactory* GpuHostIPCTransportFactory::factory_ = nullptr;
+
+// static
+GpuHostIPCTransportFactory* GpuHostIPCTransportFactory::Get() {
+  return factory_;
+}
+
+}  // namespace content