Fix for forms with more than three address lines getting partially Autofilled

components/autofill/browser/autofill_regex_constants.cc.utf8

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file contains UTF8 strings that we want as char arrays.  To avoid
 // different compilers, we use a script to convert the UTF8 strings into
 // numeric literals (\x##).
 
 #include "components/autofill/browser/autofill_regex_constants.h"
 
@@ skipping 46 matching lines @@
     "|complemento|addrcomplement"  // pt-BR, pt-PT
     "|Улица"  // ru
     "|地址2"  // zh-CN
     "|주소.?2";  // ko-KR
 const char kAddressLine2LabelRe[] =
     "address"
     "|adresse"  // fr-FR
     "|indirizzo"  // it-IT
     "|地址"  // zh-CN
     "|주소";  // ko-KR
-const char kAddressLine3Re[] =
-    "address.*line3|address3|addr3|street|line3"
+const char kAddressLinesExtraRe[] =
+    "address.*line[3-9]|address[3-9]|addr[3-9]|street|line[3-9]"
     "|municipio"  // es
     "|batiment|residence"  // fr-FR
-    "|indirizzo3";  // it-IT
+    "|indirizzo[3-9]";  // it-IT
 const char kCountryRe[] =
     "country|countries|location"
     "|país|pais"  // es
     "|国"  // ja-JP
     "|国家"  // zh-CN
     "|국가|나라";  // ko-KR
 const char kZipCodeRe[] =
     "zip|postal|post.*code|pcode|^1z$"
     "|postleitzahl"  // de-DE
     "|\\bcp\\b"  // es
@@ skipping 202 matching lines @@
     "prefix|exchange"
     "|preselection"  // fr-FR
     "|ddd";  // pt-BR, pt-PT
 const char kPhoneSuffixRe[] =
     "suffix";
 const char kPhoneExtensionRe[] =
     "\\bext|ext\\b|extension"
     "|ramal";  // pt-BR, pt-PT
 
 }  // namespace autofill