Autofill: Ignore gift cards when filling credit card info

chrome/browser/autofill/autofill_regex_constants.cc.utf8

Index: chrome/browser/autofill/autofill_regex_constants.cc.utf8
diff --git a/chrome/browser/autofill/autofill_regex_constants.cc.utf8 b/chrome/browser/autofill/autofill_regex_constants.cc.utf8
index b01e6e3462788e8a4c0c353165b0d0c4615c3888..1bbaef336024a5c20c7b1a9a94bdf71bd3c4f9b5 100644
--- a/chrome/browser/autofill/autofill_regex_constants.cc.utf8
+++ b/chrome/browser/autofill/autofill_regex_constants.cc.utf8
@@ -159,7 +159,7 @@ const char kCardCvcRe[] =
 //   https://rps.fidelity.com/ftgw/rps/RtlCust/CreatePIN/Init.
 // Instead, we match only words beginning with "month".
 const char kExpirationMonthRe[] =
-    "expir|exp.*mo|exp.*date|ccmonth"
+    "expir|exp.*mo|exp.*date|ccmonth|cardmonth"
     "|gueltig|gültig|monat"  // de-DE
     "|fecha"  // es
     "|date.*exp"  // fr-FR
@@ -193,6 +193,8 @@ const char kExpirationDateRe[] =
     "|Срок действия карты";  // ru
 const char kCardIgnoredRe[] =
     "^card";
+const char kGiftCardRe[] =
+    "gift.?card";
 
 
 /////////////////////////////////////////////////////////////////////////////