Trait HTMLTemplateElementMethods 
Source pub trait HTMLTemplateElementMethods<D>{
    // Required methods
    fn Content(
        &self,
        _can_gc: CanGc,
    ) -> Root<Dom<<D as DomTypes>::DocumentFragment>>;
    fn ShadowRootMode(&self) -> DOMString;
    fn SetShadowRootMode(&self, value: DOMString);
    fn ShadowRootDelegatesFocus(&self) -> bool;
    fn SetShadowRootDelegatesFocus(&self, value: bool);
    fn ShadowRootClonable(&self) -> bool;
    fn SetShadowRootClonable(&self, value: bool);
    fn ShadowRootSerializable(&self) -> bool;
    fn SetShadowRootSerializable(&self, value: bool);
}