block39.ts

function updateProp(
    view: ViewData, providerData: ProviderData, def: NodeDef, bindingIdx: number, value: any,
    changes: SimpleChanges): SimpleChanges {
  if (def.flags & NodeFlags.Component) {
    const compView = asElementData(view, def.parent !.nodeIndex).componentView;
    if (compView.def.flags & ViewFlags.OnPush) {
      compView.state |= ViewState.ChecksEnabled;
    }
  }
...
}