Index: services/ui/surfaces/gpu_compositor_frame_sink.h |
diff --git a/services/ui/surfaces/gpu_compositor_frame_sink.h b/services/ui/surfaces/gpu_compositor_frame_sink.h |
index bfe1e9ad240b189864af28f7d869a7b0f9488514..17f034df45d7591a48f2a122b6f1d1a969cc1e65 100644 |
--- a/services/ui/surfaces/gpu_compositor_frame_sink.h |
+++ b/services/ui/surfaces/gpu_compositor_frame_sink.h |
@@ -69,6 +69,12 @@ class GpuCompositorFrameSink |
void ReclaimResources(const cc::ReturnedResourceArray& resources) override; |
void WillDrawSurface() override; |
+ // GpuCompositorFrameSink holds a Display and its BeginFrameSource if it |
+ // created with non-null gpu::SurfaceHandle. In the window server, the display |
+ // root window's CompositorFrameSink will have a valid gpu::SurfaceHandle. |
+ std::unique_ptr<cc::Display> display_; |
+ std::unique_ptr<cc::BeginFrameSource> display_begin_frame_source_; |
+ |
// Track the surface references for the surface corresponding to this |
// compositor frame sink. |
cc::ReferencedSurfaceTracker surface_tracker_; |