Revert "Use MojoCompositorFrameSink in RendererCompositorFrameSink"

content/test/fake_renderer_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 CONTENT_TEST_FAKE_RENDERER_COMPOSITOR_FRAME_SINK_H_
-#define CONTENT_TEST_FAKE_RENDERER_COMPOSITOR_FRAME_SINK_H_
-
-#include "cc/ipc/mojo_compositor_frame_sink.mojom.h"
-#include "mojo/public/cpp/bindings/binding.h"
-
-namespace content {
-
-// This class is given to RenderWidgetHost/RenderWidgetHostView unit tests
-// instead of RendererCompositorFrameSink.
-class FakeRendererCompositorFrameSink
-    : public cc::mojom::MojoCompositorFrameSinkClient {
- public:
-  FakeRendererCompositorFrameSink(
-      cc::mojom::MojoCompositorFrameSinkPtr sink,
-      cc::mojom::MojoCompositorFrameSinkClientRequest request);
-  ~FakeRendererCompositorFrameSink() override;
-
-  bool did_receive_ack() { return did_receive_ack_; }
-  cc::ReturnedResourceArray& last_reclaimed_resources() {
-    return last_reclaimed_resources_;
-  }
-
-  // cc::mojom::MojoCompositorFrameSinkClient implementation.
-  void DidReceiveCompositorFrameAck(
-      const cc::ReturnedResourceArray& resources) override;
-  void OnBeginFrame(const cc::BeginFrameArgs& args) override {}
-  void ReclaimResources(const cc::ReturnedResourceArray& resources) override;
-
-  // Resets test data.
-  void Reset();
-
-  // Runs all queued messages.
-  void Flush();
-
- private:
-  mojo::Binding<cc::mojom::MojoCompositorFrameSinkClient> binding_;
-  cc::mojom::MojoCompositorFrameSinkPtr sink_;
-  bool did_receive_ack_ = false;
-  cc::ReturnedResourceArray last_reclaimed_resources_;
-
-  DISALLOW_COPY_AND_ASSIGN(FakeRendererCompositorFrameSink);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_TEST_FAKE_RENDERER_COMPOSITOR_FRAME_SINK_H_