Sample code: IPC Transport object for GPU

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

Index: content/common/gpu/client/ipc/gpu_host_ipc_transport_factory.h
diff --git a/content/common/gpu/client/ipc/gpu_host_ipc_transport_factory.h b/content/common/gpu/client/ipc/gpu_host_ipc_transport_factory.h
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index 0000000000000000000000000000000000000000..23a59ed68d4428572b27c234c961efd842806fb0
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+++ b/content/common/gpu/client/ipc/gpu_host_ipc_transport_factory.h
@@ -0,0 +1,45 @@
+// 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.
+
+#ifndef CONTENT_COMMON_GPU_CLIENT_IPC_GPU_HOST_IPC_TRANSPORT_FACTORY_H_
+#define CONTENT_COMMON_GPU_CLIENT_IPC_GPU_HOST_IPC_TRANSPORT_FACTORY_H_
+
+#include "base/memory/scoped_ptr.h"
+
+namespace content {
+
+class CommandBufferIPCTransport;
+class GpuChannelHostIPCTransport;
+class GpuJpegDecodeAcceleratorHostIPCTransport;
+class GpuVideoDecodeAcceleratorHostIPCTransport;
+class GpuVideoEncodeAcceleratorHostIPCTransport;
+
+class GpuHostIPCTransportFactory {
+ public:
+  static GpuHostIPCTransportFactory* Get();
+
+  virtual scoped_ptr<CommandBufferIPCTransport>
+  CreateCommandBufferIPCTransport() = 0;
+
+  virtual scoped_ptr<GpuChannelHostIPCTransport>
+  CreateGpuChannelHostIPCTransport() = 0;
+
+  virtual scoped_ptr<GpuJpegDecodeAcceleratorHostIPCTransport>
+  CreateJpegDecodeAcceleratorHostIPCTransport() = 0;
+
+  virtual scoped_ptr<GpuVideoDecodeAcceleratorHostIPCTransport>
+  CreateVideoDecodeAcceleratorHostIPCTransport() = 0;
+
+  virtual scoped_ptr<GpuVideoEncodeAcceleratorHostIPCTransport>
+  CreateVideoEncodeAcceleratorHostIPCTransport() = 0;
+
+ protected:
+  static GpuHostIPCTransportFactory* factory_;
+
+  virtual ~GpuHostIPCTransportFactory() {}
+};
+
+}  // namespace content
+
+#endif  // CONTENT_COMMON_GPU_CLIENT_GPU_HOST_IPC_TRANSPORT_FACTORY_H_