Add CompositorFrameSinkClientBinding To Be Used By FrameGenerator

services/ui/ws/display_client_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_WS_DISPLAY_CLIENT_COMPOSITOR_FRAME_SINK_H_
-#define SERVICES_UI_WS_DISPLAY_CLIENT_COMPOSITOR_FRAME_SINK_H_
-
-#include "cc/ipc/frame_sink_manager.mojom.h"
-#include "cc/ipc/mojo_compositor_frame_sink.mojom.h"
-#include "cc/output/compositor_frame_sink.h"
-#include "cc/scheduler/begin_frame_source.h"
-#include "cc/surfaces/local_surface_id.h"
-#include "cc/surfaces/local_surface_id_allocator.h"
-#include "mojo/public/cpp/bindings/binding.h"
-#include "ui/gfx/geometry/size.h"
-
-namespace base {
-class ThreadChecker;
-}  // namespace base
-
-namespace ui {
-namespace ws {
-
-// DisplayClientCompositorFrameSink submits CompositorFrames to a
-// MojoCompositorFrameSink, with the client's frame being the root surface of
-// the Display.
-class DisplayClientCompositorFrameSink
-    : public cc::CompositorFrameSink,
-      public cc::mojom::MojoCompositorFrameSinkClient,
-      public cc::ExternalBeginFrameSourceClient {
- public:
-  DisplayClientCompositorFrameSink(
-      const cc::FrameSinkId& frame_sink_id,
-      cc::mojom::MojoCompositorFrameSinkAssociatedPtr compositor_frame_sink,
-      cc::mojom::DisplayPrivateAssociatedPtr display_private,
-      cc::mojom::MojoCompositorFrameSinkClientRequest client_request);
-
-  ~DisplayClientCompositorFrameSink() override;
-
-  // cc::CompositorFrameSink implementation:
-  bool BindToClient(cc::CompositorFrameSinkClient* client) override;
-  void DetachFromClient() override;
-  void SubmitCompositorFrame(cc::CompositorFrame frame) override;
-
- private:
-  // cc::mojom::MojoCompositorFrameSinkClient implementation:
-  void DidReceiveCompositorFrameAck(
-      const cc::ReturnedResourceArray& resources) override;
-  void OnBeginFrame(const cc::BeginFrameArgs& begin_frame_args) override;
-  void ReclaimResources(const cc::ReturnedResourceArray& resources) override;
-
-  // cc::ExternalBeginFrameSourceClient implementation:
-  void OnNeedsBeginFrames(bool needs_begin_frame) override;
-  void OnDidFinishFrame(const cc::BeginFrameAck& ack) override;
-
-  gfx::Size last_submitted_frame_size_;
-  cc::LocalSurfaceId local_surface_id_;
-  cc::LocalSurfaceIdAllocator id_allocator_;
-  cc::mojom::MojoCompositorFrameSinkClientRequest client_request_;
-  cc::mojom::MojoCompositorFrameSinkAssociatedPtr compositor_frame_sink_;
-  mojo::Binding<cc::mojom::MojoCompositorFrameSinkClient> client_binding_;
-  cc::mojom::DisplayPrivateAssociatedPtr display_private_;
-  std::unique_ptr<base::ThreadChecker> thread_checker_;
-  std::unique_ptr<cc::ExternalBeginFrameSource> begin_frame_source_;
-  const cc::FrameSinkId frame_sink_id_;
-
-  DISALLOW_COPY_AND_ASSIGN(DisplayClientCompositorFrameSink);
-};
-
-}  // namespace ws
-}  // namespace ui
-
-#endif  // SERVICES_UI_WS_DISPLAY_CLIENT_COMPOSITOR_FRAME_SINK_H_