Move NativeViewport service into view_manager. This is a file move only. Further merging will happe…

components/native_viewport/onscreen_context_provider.h

-// Copyright 2015 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 COMPONENTS_NATIVE_VIEWPORT_ONSCREEN_CONTEXT_PROVIDER_H_
-#define COMPONENTS_NATIVE_VIEWPORT_ONSCREEN_CONTEXT_PROVIDER_H_
-
-#include <set>
-
-#include "base/memory/ref_counted.h"
-#include "components/gpu/public/interfaces/context_provider.mojom.h"
-#include "components/gpu/public/interfaces/viewport_parameter_listener.mojom.h"
-#include "ui/gfx/native_widget_types.h"
-
-namespace gles2 {
-class CommandBufferDriver;
-class GpuState;
-}
-
-namespace native_viewport {
-
-class OnscreenContextProvider : public mojo::ContextProvider {
- public:
-  explicit OnscreenContextProvider(const scoped_refptr<gles2::GpuState>& state);
-  ~OnscreenContextProvider() override;
-
-  void Bind(mojo::InterfaceRequest<mojo::ContextProvider> request);
-
-  void SetAcceleratedWidget(gfx::AcceleratedWidget widget);
-
- private:
-  // mojo::ContextProvider implementation:
-  void Create(mojo::ViewportParameterListenerPtr viewport_parameter_listener,
-              const CreateCallback& callback) override;
-
-  void CreateAndReturnCommandBuffer();
-  void CommandBufferDestroyed(gles2::CommandBufferDriver* command_buffer);
-
-  scoped_refptr<gles2::GpuState> state_;
-  gfx::AcceleratedWidget widget_;
-  mojo::ViewportParameterListenerPtr pending_listener_;
-  CreateCallback pending_create_callback_;
-  mojo::Binding<mojo::ContextProvider> binding_;
-  std::set<gles2::CommandBufferDriver*> command_buffers_;
-
-  DISALLOW_COPY_AND_ASSIGN(OnscreenContextProvider);
-};
-
-}  // namespace mojo
-
-#endif  // COMPONENTS_NATIVE_VIEWPORT_ONSCREEN_CONTEXT_PROVIDER_H_