void PrepareForCalculateDrawProperties(
const gfx::Size& device_viewport, float device_scale_factor);
- virtual bool DrawsContent() const OVERRIDE;
virtual scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl)
OVERRIDE;
protected:
HeadsUpDisplayLayer();
+ virtual bool HasDrawableContent() const OVERRIDE;
private:
virtual ~HeadsUpDisplayLayer();