pub trait MimeTypeArrayMethods<D: DomTypes> {
// Required methods
fn Length(&self) -> u32;
fn Item(&self, index: u32) -> Option<DomRoot<D::MimeType>>;
fn NamedItem(&self, name: DOMString) -> Option<DomRoot<D::MimeType>>;
fn IndexedGetter(&self, index: u32) -> Option<DomRoot<D::MimeType>>;
fn SupportedPropertyNames(&self) -> Vec<DOMString>;
fn NamedGetter(&self, name: DOMString) -> Option<DomRoot<D::MimeType>>;
}