Implement temporary reference assignment with DisplayCompositor.

components/display_compositor/gpu_compositor_frame_sink.cc

Index: components/display_compositor/gpu_compositor_frame_sink.cc
diff --git a/components/display_compositor/gpu_compositor_frame_sink.cc b/components/display_compositor/gpu_compositor_frame_sink.cc
index ce450b6e612ba9ec62fbc21700914dfebcc04c79..3b7eb5795bff4109af6f6fcda40a7eb108aa0431 100644
--- a/components/display_compositor/gpu_compositor_frame_sink.cc
+++ b/components/display_compositor/gpu_compositor_frame_sink.cc
@@ -4,8 +4,6 @@
 
 #include "components/display_compositor/gpu_compositor_frame_sink.h"
 
-#include "cc/surfaces/surface_reference.h"
-
 namespace display_compositor {
 
 GpuCompositorFrameSink::GpuCompositorFrameSink(
@@ -66,6 +64,11 @@ void GpuCompositorFrameSink::DidReceiveCompositorFrameAck() {
     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));