private static FunctionGraphVertexAttributes cloneSettings(FunctionGraph originalFunctionGraph,
			Program program) {
		originalFunctionGraph.saveSettings();
		return new FunctionGraphVertexAttributes(program);
	}
Clones the given function graph, creating a new graph with cloned versions of each
vertex and edge. 

@param data the data of the current graph
@param newController controller for the new graph
@return a new data object containing the new graph
Ghidra/Features/FunctionGraph/src/main/java/ghidra/app/plugin/core/functiongraph/graph/FunctionGraphFactory.java