Decouple GpuCompositorFrameSink from DisplayCompositor

services/ui/surfaces/gpu_display_compositor_frame_sink.h

-// Copyright 2017 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 SERVICES_UI_SURFACES_GPU_DISPLAY_COMPOSITOR_FRAME_SINK_H_
-#define SERVICES_UI_SURFACES_GPU_DISPLAY_COMPOSITOR_FRAME_SINK_H_
-
-#include "mojo/public/cpp/bindings/associated_binding.h"
-#include "services/ui/surfaces/gpu_compositor_frame_sink.h"
-
-namespace ui {
-
-class GpuDisplayCompositorFrameSink : public GpuCompositorFrameSink,
-                                      public cc::mojom::DisplayPrivate {
- public:
-  GpuDisplayCompositorFrameSink(
-      DisplayCompositor* display_compositor,
-      const cc::FrameSinkId& frame_sink_id,
-      std::unique_ptr<cc::Display> display,
-      std::unique_ptr<cc::BeginFrameSource> begin_frame_source,
-      cc::mojom::MojoCompositorFrameSinkAssociatedRequest request,
-      cc::mojom::MojoCompositorFrameSinkPrivateRequest private_request,
-      cc::mojom::MojoCompositorFrameSinkClientPtr client,
-      cc::mojom::DisplayPrivateAssociatedRequest display_private_request);
-
-  ~GpuDisplayCompositorFrameSink() override;
-
-  // cc::mojom::DisplayPrivate:
-  void SetDisplayVisible(bool visible) override;
-  void ResizeDisplay(const gfx::Size& size) override;
-  void SetDisplayColorSpace(const gfx::ColorSpace& color_space) override;
-  void SetOutputIsSecure(bool secure) override;
-
- private:
-  mojo::AssociatedBinding<cc::mojom::MojoCompositorFrameSink> binding_;
-  mojo::AssociatedBinding<cc::mojom::DisplayPrivate> display_private_binding_;
-
-  DISALLOW_COPY_AND_ASSIGN(GpuDisplayCompositorFrameSink);
-};
-
-}  // namespace ui
-
-#endif  // SERVICES_UI_SURFACES_GPU_DISPLAY_COMPOSITOR_FRAME_SINK_H_