Index: ui/aura/mus/window_compositor_frame_sink.h |
diff --git a/ui/aura/mus/window_compositor_frame_sink.h b/ui/aura/mus/window_compositor_frame_sink.h |
index e0a4f245ae154055394da8951320df77e6c6f3c4..ad367ca60ec523b59a17ad7421acb6ae3e99a182 100644 |
--- a/ui/aura/mus/window_compositor_frame_sink.h |
+++ b/ui/aura/mus/window_compositor_frame_sink.h |
@@ -47,6 +47,7 @@ class WindowCompositorFrameSink |
void DidReceiveCompositorFrameAck() override; |
void OnBeginFrame(const cc::BeginFrameArgs& begin_frame_args) override; |
void ReclaimResources(const cc::ReturnedResourceArray& resources) override; |
+ void WillDrawSurface() override; |
// cc::ExternalBeginFrameSourceClient implementation. |
void OnNeedsBeginFrames(bool needs_begin_frames) override; |