fn insert(
parent: &Node,
reference_child: Option<&Node>,
child: NodeOrText<Dom<Node>>,
parsing_algorithm: ParsingAlgorithm,
custom_element_reaction_stack: &CustomElementReactionStack,
can_gc: CanGc,
)
fn insert(
parent: &Node,
reference_child: Option<&Node>,
child: NodeOrText<Dom<Node>>,
parsing_algorithm: ParsingAlgorithm,
custom_element_reaction_stack: &CustomElementReactionStack,
can_gc: CanGc,
)