removeRenderLayerFromSquashingGraphicsLayer  171 Source/core/rendering/RenderLayer.cpp         groupedMapping()->removeRenderLayerFromSquashingGraphicsLayer(this);
removeRenderLayerFromSquashingGraphicsLayer  163 Source/core/rendering/compositing/CompositedLayerMapping.h     void removeRenderLayerFromSquashingGraphicsLayer(const RenderLayer*);