Change heuristic regex and order to match grabber-continental.

chrome/browser/autofill/credit_card_field.cc

Index: chrome/browser/autofill/credit_card_field.cc
diff --git a/chrome/browser/autofill/credit_card_field.cc b/chrome/browser/autofill/credit_card_field.cc
index b322574e4af05d168c75c8dd2a9fd88b2348919b..268a03e39417059b24b99497a2fa03b5f01c9af5 100644
--- a/chrome/browser/autofill/credit_card_field.cc
+++ b/chrome/browser/autofill/credit_card_field.cc
@@ -135,13 +135,14 @@ CreditCardField* CreditCardField::Parse(AutofillScanner* scanner,
 
       if ((!credit_card_field->expiration_month_ ||
            credit_card_field->expiration_month_->IsEmpty()) &&
-          ParseText(scanner, pattern, &credit_card_field->expiration_month_)) {
+          ParseText(scanner, FormField::Pattern(pattern, true),
+                    &credit_card_field->expiration_month_)) {
         if (is_ecml)
           pattern = GetEcmlPattern(kEcmlCardExpireYear);
         else
           pattern = l10n_util::GetStringUTF16(IDS_AUTOFILL_EXPIRATION_DATE_RE);
 
-        if (!ParseText(scanner, pattern,
+        if (!ParseText(scanner, FormField::Pattern(pattern, true),
                        &credit_card_field->expiration_year_)) {
           scanner->Rewind();
           return NULL;
@@ -150,7 +151,8 @@ CreditCardField* CreditCardField::Parse(AutofillScanner* scanner,
       }
     }
 
-    if (ParseText(scanner, GetEcmlPattern(kEcmlCardExpireDay)))
+    if (ParseText(scanner,
+                  FormField::Pattern(GetEcmlPattern(kEcmlCardExpireDay), true)))
       continue;
 
     // Some pages (e.g. ExpediaBilling.html) have a "card description"