Function eagerContentAdapter

packages/core/test/render3/foreign_component_spec.ts:343–345

(producer: () => Node[])

function noopOnDestroy() {}

function eagerContentAdapter(producer: () => Node[]): Node[] {
  return producer();
}

function renderSecondInstance(fixture: ViewFixture): HTMLElement {
  const hostLView = fixture.lView[PARENT] as LView;