Add InProcessContextProvider and update InProcessCommandBuffer

gpu/ipc/gpu_in_process_thread_service.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_GPU_IN_PROCESS_THREAD_SERVICE_H_
+#define GPU_IPC_GPU_IN_PROCESS_THREAD_SERVICE_H_
+
+#include "gpu/command_buffer/service/mailbox_manager.h"
+#include "gpu/ipc/in_process_command_buffer.h"
+#include "ui/gl/gl_share_group.h"
+
+namespace gpu {
+
+// Default Service class when a null service is used.
+class GpuInProcessThreadService
+    : public gpu::InProcessCommandBuffer::Service,
+      public base::RefCountedThreadSafe<GpuInProcessThreadService> {
+ public:
+  GpuInProcessThreadService(
+      scoped_refptr<base::SingleThreadTaskRunner> task_runner,
+      gpu::SyncPointManager* sync_point_manager,
+      gpu::gles2::MailboxManager* mailbox_manager,
+      scoped_refptr<gl::GLShareGroup> share_group);
+
+  // gpu::InProcessCommandBuffer::Service implementation.
+  void ScheduleTask(const base::Closure& task) override;
+  void ScheduleDelayedWork(const base::Closure& task) override;
+  bool UseVirtualizedGLContexts() override;
+  scoped_refptr<gpu::gles2::ShaderTranslatorCache> shader_translator_cache()
+      override;
+  scoped_refptr<gpu::gles2::FramebufferCompletenessCache>
+  framebuffer_completeness_cache() override;
+  gpu::SyncPointManager* sync_point_manager() override;
+  void AddRef() const override;
+  void Release() const override;
+  bool BlockThreadOnWaitSyncToken() const override;
+
+ private:
+  friend class base::RefCountedThreadSafe<GpuInProcessThreadService>;
+
+  ~GpuInProcessThreadService() override;
+
+  scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
+
+  gpu::SyncPointManager* sync_point_manager_;  // Non-owning.
+  scoped_refptr<gpu::gles2::ShaderTranslatorCache> shader_translator_cache_;
+  scoped_refptr<gpu::gles2::FramebufferCompletenessCache>
+      framebuffer_completeness_cache_;
+
+  DISALLOW_COPY_AND_ASSIGN(GpuInProcessThreadService);
+};
+
+}  // namespace gpu
+
+#endif  // GPU_IPC_GPU_IN_PROCESS_THREAD_SERVICE_H_