PassRefPtr<CACFLayerTreeHost> CACFLayerTreeHost::create() { if (!acceleratedCompositingAvailable()) return nullptr; RefPtr<CACFLayerTreeHost> host = WKCACFViewLayerTreeHost::create(); host->initialize(); return host.release(); }
PassOwnPtr<WKCACFLayerRenderer> WKCACFLayerRenderer::create(WKCACFLayerRendererClient* client) { if (!acceleratedCompositingAvailable()) return 0; return new WKCACFLayerRenderer(client); }