destroyRootLayer  229 Source/core/rendering/compositing/RenderLayerCompositor.cpp         destroyRootLayer();
destroyRootLayer  548 Source/core/rendering/compositing/RenderLayerCompositor.cpp             destroyRootLayer();
destroyRootLayer  282 Source/core/rendering/compositing/RenderLayerCompositor.h     void destroyRootLayer();