Implement temporary reference assignment with DisplayCompositor.

components/display_compositor/gpu_compositor_frame_sink.cc

 // Copyright 2015 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.
 
 #include "components/display_compositor/gpu_compositor_frame_sink.h"
 
-#include "cc/surfaces/surface_reference.h"
-
 namespace display_compositor {
 
 GpuCompositorFrameSink::GpuCompositorFrameSink(
     GpuCompositorFrameSinkDelegate* delegate,
     cc::SurfaceManager* surface_manager,
     const cc::FrameSinkId& frame_sink_id,
     cc::mojom::MojoCompositorFrameSinkRequest request,
     cc::mojom::MojoCompositorFrameSinkPrivateRequest
         compositor_frame_sink_private_request,
     cc::mojom::MojoCompositorFrameSinkClientPtr client)
@@ skipping 40 matching lines @@
 
 void GpuCompositorFrameSink::Satisfy(const cc::SurfaceSequence& sequence) {
   support_->Satisfy(sequence);
 }
 
 void GpuCompositorFrameSink::DidReceiveCompositorFrameAck() {
   if (client_)
     client_->DidReceiveCompositorFrameAck();
 }
 
+void GpuCompositorFrameSink::ClaimTemporaryReference(
+    const cc::SurfaceId& surface_id) {
+  support_->ClaimTemporaryReference(surface_id);
+}
+
 void GpuCompositorFrameSink::RequestCopyOfSurface(
     std::unique_ptr<cc::CopyOutputRequest> request) {
   support_->RequestCopyOfSurface(std::move(request));
 }
 
 void GpuCompositorFrameSink::OnBeginFrame(const cc::BeginFrameArgs& args) {
   if (client_)
     client_->OnBeginFrame(args);
 }
 
@@ skipping 18 matching lines @@
 }
 
 void GpuCompositorFrameSink::OnPrivateConnectionLost() {
   private_connection_lost_ = true;
   // Request destruction of |this| only if both connections are lost.
   delegate_->OnPrivateConnectionLost(support_->frame_sink_id(),
                                      client_connection_lost_);
 }
 
 }  // namespace display_compositor