If this is `Graphic` data, regenerate click targets and thumbnails for the layers in the graph, modifying the state and updating the UI.
( thumbnail_renders: &mut HashMap<NodeId, Vec<SvgSegment>>, parent_network_node_id: NodeId, graphic: &impl Render, bounds: RenderBoundingBox, responses: &mut VecDeque<FrontendMessage>, )
source not stored for this graph (policy: none)
nothing calls this directly
no test coverage detected