return CallChildren(SetChildAuthorStyleDisabled, &aStyleDisabled);
CallChildren(SetChildAuthorStyleDisabled, &aStyleDisabled); return NS_OK;
DocumentViewerImpl::SetAuthorStyleDisabled(PRBool aStyleDisabled){  if (mPresShell) {    mPresShell->SetAuthorStyleDisabled(aStyleDisabled);  }  return CallChildren(SetChildAuthorStyleDisabled, &aStyleDisabled);}