CSSStyleRuleImpl::GetSelectorText(nsAString& aSelectorText)
DOMCSSStyleRuleImpl::GetSelectorText(nsAString& aSelectorText)
CSSStyleRuleImpl::GetSelectorText(nsAString& aSelectorText){  if (mSelector)    mSelector->ToString(aSelectorText, mSheet);  else    aSelectorText.Truncate();  return NS_OK;}