Autofill - improve Macy's and Best Buy checkout by parsing input type="tel"

for CVC and PAN fields.

BUG=427103,427012

Review URL: https://codereview.chromium.org/681843002

Cr-Commit-Position: refs/heads/master@{#301508}

chrome/test/data/autofill/heuristics/output/21_checkout_m_bestbuy.com.out

-UNKNOWN_TYPE | selCreditCardType | Credit CardCard Type |  | selCreditCardType_1-default
-UNKNOWN_TYPE | cardNumber | Card Number |  | selCreditCardType_1-default
-UNKNOWN_TYPE | expirery-month | Credit CardCard Type |  | selCreditCardType_1-default
-UNKNOWN_TYPE | expirery-year | Credit CardCard Type |  | selCreditCardType_1-default
-UNKNOWN_TYPE | securityCode | Security Code |  | selCreditCardType_1-default
+CREDIT_CARD_TYPE | selCreditCardType | Credit CardCard Type |  | selCreditCardType_1-cc
+CREDIT_CARD_NUMBER | cardNumber | Card Number |  | selCreditCardType_1-cc
+CREDIT_CARD_EXP_MONTH | expirery-month | Credit CardCard Type |  | selCreditCardType_1-cc
+CREDIT_CARD_EXP_4_DIGIT_YEAR | expirery-year | Credit CardCard Type |  | selCreditCardType_1-cc
+CREDIT_CARD_VERIFICATION_CODE | securityCode | Security Code |  | selCreditCardType_1-cc
 UNKNOWN_TYPE | TxtRzMembershipId | Member IDDon't Know it? |  | selCreditCardType_1-default
 UNKNOWN_TYPE | /bestbuy/digiterra/commerce/order/formhandler/CheckoutPaymentFormHandler.SVCNumber | Card Number or Code |  | selCreditCardType_1-default
 UNKNOWN_TYPE | /bestbuy/digiterra/commerce/order/formhandler/CheckoutPaymentFormHandler.SVCCID | Security Code |  | selCreditCardType_1-default

chrome/test/data/autofill/heuristics/output/21_checkout_m_macys.com.out

-UNKNOWN_TYPE | creditCard.cardType.code | card type: | -1 | creditCard.cardType.code_1-default
-UNKNOWN_TYPE | creditCard.cardNumber | card number: |  | creditCard.cardType.code_1-default
-UNKNOWN_TYPE | creditCard.expMonth | expiration: | -1 | creditCard.cardType.code_1-default
-UNKNOWN_TYPE | creditCard.expYear | expiration: | -1 | creditCard.cardType.code_1-default
-UNKNOWN_TYPE | creditCard.securityCode | please enter security code: |  | creditCard.cardType.code_1-default
+CREDIT_CARD_TYPE | creditCard.cardType.code | card type: | -1 | creditCard.cardType.code_1-cc
+CREDIT_CARD_NUMBER | creditCard.cardNumber | card number: |  | creditCard.cardType.code_1-cc
+CREDIT_CARD_EXP_MONTH | creditCard.expMonth | expiration: | -1 | creditCard.cardType.code_1-cc
+CREDIT_CARD_EXP_4_DIGIT_YEAR | creditCard.expYear | expiration: | -1 | creditCard.cardType.code_1-cc
+CREDIT_CARD_VERIFICATION_CODE | creditCard.securityCode | please enter security code: |  | creditCard.cardType.code_1-cc
 UNKNOWN_TYPE | creditCard.billingContact.shippingAddressAsBillingAddress | Use my Shipping Address | true | creditCard.cardType.code_1-default
 NAME_FIRST | creditCard.billingContact.firstName | first name: |  | creditCard.cardType.code_1-default
 NAME_LAST | creditCard.billingContact.lastName | last name: |  | creditCard.cardType.code_1-default

components/autofill/core/browser/credit_card_field.cc

@@ -88,14 +88,21 @@ FormField* CreditCardField::Parse(AutofillScanner* scanner) {
     // "verification number", "card identification number" and others listed
     // in the |pattern| below.
     base::string16 pattern = base::UTF8ToUTF16(autofill::kCardCvcRe);
+    // Some sites use type="tel" for numerical inputs.
     if (!credit_card_field->verification_ &&
-        ParseField(scanner, pattern, &credit_card_field->verification_)) {
+        ParseFieldSpecifics(scanner,
+                            pattern,
+                            MATCH_DEFAULT | MATCH_TELEPHONE,
+                            &credit_card_field->verification_)) {
       continue;
     }
 
     pattern = base::UTF8ToUTF16(autofill::kCardNumberRe);
     AutofillField* current_number_field;
-    if (ParseField(scanner, pattern, &current_number_field)) {
+    if (ParseFieldSpecifics(scanner,
+                            pattern,
+                            MATCH_DEFAULT | MATCH_TELEPHONE,
+                            &current_number_field)) {
       // Avoid autofilling any credit card number field having very low or high
       // |start_index| on the HTML form.
       size_t start_index = 0;