if (SelectorMatches(data->mPresContext, selector, data->mContent, PR_TRUE)) {
if (SelectorMatches(*data, selector, PR_TRUE)) {
static void ContentEnumFunc(nsICSSStyleRule* aRule, void* aData){  ContentEnumData* data = (ContentEnumData*)aData;  nsCSSSelector* selector = aRule->FirstSelector();  if (SelectorMatches(data->mPresContext, selector, data->mContent, PR_TRUE)) {    selector = selector->mNext;    if (SelectorMatchesTree(data->mPresContext, data->mContent, selector)) {      nsIStyleRule* iRule;      if (NS_OK == aRule->QueryInterface(NS_GET_IID(nsIStyleRule), (void**)&iRule)) {        data->mResults->AppendElement(iRule);        NS_RELEASE(iRule);        iRule = aRule->GetImportantRule();        if (nsnull != iRule) {          data->mResults->AppendElement(iRule);          NS_RELEASE(iRule);        }      }    }  }}