void ForEachFunctionReference ( const [FRigVMGraphFunctionIdentifier](API\Plugins\RigVM\RigVMCore\FRigVMGraphFunctionIdentifier) & InFunction, [TFunction](API\Runtime\Core\GenericPlatform\TFunction)< void([URigVMFunctionReferenceNode](API\Plugins\RigVMDeveloper\RigVMModel\Nodes\URigVMFunctionReferenceNode) *)> PerReferenceFunction ) const