gpu: Introduce GpuInit.

gpu/ipc/service/gpu_init.h

+// 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 GPU_IPC_SERVICE_GPU_INIT_H_
+#define GPU_IPC_SERVICE_GPU_INIT_H_
+
+#include <string>
+
+#include "base/macros.h"
+#include "base/memory/ref_counted.h"
+#include "gpu/gpu_export.h"
+
+namespace base {
+class CommandLine;
+class Time;
+}
+
+namespace gpu {
+
+class GpuInitDelegate;
+class GpuMemoryBufferFactory;
+class GpuWatchdogThread;
+struct GPUInfo;
+
+class GPU_EXPORT GpuInit {
+ public:
+  GpuInit(GpuInitDelegate* delegate, const base::CommandLine& command_line);
+  ~GpuInit();
+
+ private:
+  GpuInitDelegate* delegate_;
+  scoped_refptr<GpuWatchdogThread> watchdog_thread_;
+  std::unique_ptr<gpu::GpuMemoryBufferFactory> gpu_memory_buffer_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(GpuInit);
+};
+
+}  // namespace gpu
+
+#endif  // GPU_IPC_SERVICE_GPU_INIT_H_