Add InProcessContextProvider and update InProcessCommandBuffer

cc/output/in_process_context_provider.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 CC_OUTPUT_IN_PROCESS_CONTEXT_PROVIDER_H_
+#define CC_OUTPUT_IN_PROCESS_CONTEXT_PROVIDER_H_
+
+#include <stdint.h>
+
+#include <memory>
+
+#include "base/synchronization/lock.h"
+#include "cc/output/context_cache_controller.h"
+#include "cc/output/context_provider.h"
+#include "gpu/command_buffer/common/gles2_cmd_utils.h"
+#include "gpu/ipc/in_process_command_buffer.h"
+#include "ui/gfx/native_widget_types.h"
+
+class GrContext;
+
+namespace gpu {
+class GLInProcessContext;
+class GpuMemoryBufferManager;
+class ImageFactory;
+struct SharedMemoryLimits;
+class SyncPointManager;
+namespace gles2 {
+class MailboxManager;
+}
+}
+
+namespace skia_bindings {
+class GrContextForGLES2Interface;
+}
+
+namespace cc {
+
+class InProcessContextProvider : public ContextProvider {
+ public:
+  InProcessContextProvider(
+      scoped_refptr<gpu::InProcessCommandBuffer::Service> service,
+      gpu::SurfaceHandle widget,
+      gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
+      gpu::ImageFactory* image_factory,
+      const gpu::SharedMemoryLimits& limits,
+      InProcessContextProvider* shared_context);
+
+  bool BindToCurrentThread() override;
+  gpu::gles2::GLES2Interface* ContextGL() override;
+  gpu::ContextSupport* ContextSupport() override;
+  class GrContext* GrContext() override;
+  ContextCacheController* CacheController() override;
+  void InvalidateGrContext(uint32_t state) override;
+  base::Lock* GetLock() override;
+  gpu::Capabilities ContextCapabilities() override;
+  void SetLostContextCallback(
+      const LostContextCallback& lost_context_callback) override;
+
+  uint32_t GetCopyTextureInternalFormat();
+
+  void SetSwapBuffersCompletionCallback(
+      const gpu::InProcessCommandBuffer::SwapBuffersCompletionCallback&
+          callback);
+
+  void SetUpdateVSyncParametersCallback(
+      const gpu::InProcessCommandBuffer::UpdateVSyncParametersCallback&
+          callback);
+
+ protected:
+  friend class base::RefCountedThreadSafe<InProcessContextProvider>;
+  ~InProcessContextProvider() override;
+
+ private:
+  const gpu::gles2::ContextCreationAttribHelper attributes_;
+
+  base::Lock context_lock_;
+  std::unique_ptr<gpu::GLInProcessContext> context_;
+  std::unique_ptr<skia_bindings::GrContextForGLES2Interface> gr_context_;
+  std::unique_ptr<ContextCacheController> cache_controller_;
+};
+
+}  // namespace cc
+
+#endif  // CC_OUTPUT_IN_PROCESS_CONTEXT_PROVIDER_H_