Make PersonalDataManager use GetCreditCards() (rather than using credit_cards_ directly) so Autofill

chrome/browser/ui/webui/options/autofill_options_handler.cc

Index: chrome/browser/ui/webui/options/autofill_options_handler.cc
diff --git a/chrome/browser/ui/webui/options/autofill_options_handler.cc b/chrome/browser/ui/webui/options/autofill_options_handler.cc
index 55bf14171c708461f69b43511473824353859b3f..5393319f97c5897cbebabbb46e76238a30f81848 100644
--- a/chrome/browser/ui/webui/options/autofill_options_handler.cc
+++ b/chrome/browser/ui/webui/options/autofill_options_handler.cc
@@ -391,10 +391,10 @@ void AutofillOptionsHandler::LoadAutofillData() {
   web_ui()->CallJavascriptFunction("AutofillOptions.setAddressList", addresses);
 
   ListValue credit_cards;
-  for (std::vector<CreditCard*>::const_iterator i =
-           personal_data_->credit_cards().begin();
-       i != personal_data_->credit_cards().end(); ++i) {
-    const CreditCard* card = *i;
+  const std::vector<CreditCard*>& cards = personal_data_->GetCreditCards();
+  for (std::vector<CreditCard*>::const_iterator iter = cards.begin();
+       iter != cards.end(); ++iter) {
+    const CreditCard* card = *iter;
     // TODO(estade): this should be a dictionary.
     ListValue* entry = new ListValue();
     entry->Append(new StringValue(card->guid()));