Revert of Decouple GpuCompositorFrameSink from DisplayCompositor

components/display_compositor/gpu_offscreen_compositor_frame_sink.h

Index: components/display_compositor/gpu_offscreen_compositor_frame_sink.h
diff --git a/components/display_compositor/gpu_offscreen_compositor_frame_sink.h b/components/display_compositor/gpu_offscreen_compositor_frame_sink.h
deleted file mode 100644
index 6720a6eae8630112690af5c04b1394fec22085b0..0000000000000000000000000000000000000000
--- a/components/display_compositor/gpu_offscreen_compositor_frame_sink.h
+++ /dev/null
@@ -1,35 +0,0 @@
-// 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 COMPONENTS_DISPLAY_COMPOSITOR_GPU_OFFSCREEN_COMPOSITOR_FRAME_SINK_H_
-#define COMPONENTS_DISPLAY_COMPOSITOR_GPU_OFFSCREEN_COMPOSITOR_FRAME_SINK_H_
-
-#include "components/display_compositor/display_compositor_export.h"
-#include "components/display_compositor/gpu_compositor_frame_sink.h"
-#include "components/display_compositor/gpu_compositor_frame_sink_delegate.h"
-
-namespace display_compositor {
-
-class DISPLAY_COMPOSITOR_EXPORT GpuOffscreenCompositorFrameSink
-    : public GpuCompositorFrameSink {
- public:
-  GpuOffscreenCompositorFrameSink(
-      GpuCompositorFrameSinkDelegate* delegate,
-      cc::SurfaceManager* surface_manager,
-      const cc::FrameSinkId& frame_sink_id,
-      cc::mojom::MojoCompositorFrameSinkRequest request,
-      cc::mojom::MojoCompositorFrameSinkPrivateRequest private_request,
-      cc::mojom::MojoCompositorFrameSinkClientPtr client);
-
-  ~GpuOffscreenCompositorFrameSink() override;
-
- private:
-  mojo::Binding<cc::mojom::MojoCompositorFrameSink> binding_;
-
-  DISALLOW_COPY_AND_ASSIGN(GpuOffscreenCompositorFrameSink);
-};
-
-}  // namespace display_compositor
-
-#endif  // COMPONENTS_DISPLAY_COMPOSITOR_GPU_OFFSCREEN_COMPOSITOR_FRAME_SINK_H_