[cc] Add and plumb CFS::DidNotProduceFrame.

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"
@@ skipping 23 matching lines @@
       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;
+  void BeginFrameDidNotProduceFrame(const cc::BeginFrameAck& ack) 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;
@@ skipping 10 matching lines @@
   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_