updatePaintingInfoForFragments 2208 Source/core/rendering/RenderLayer.cpp         updatePaintingInfoForFragments(layerFragments, localPaintingInfo, paintFlags, shouldPaintContent, &offsetFromRoot);
updatePaintingInfoForFragments  596 Source/core/rendering/RenderLayer.h     void updatePaintingInfoForFragments(LayerFragments&, const LayerPaintingInfo&, PaintLayerFlags, bool shouldPaintContent, const LayoutPoint* offsetFromRoot);